Science

Bluegrass Middle School Academic Conference 15 rounds of 35 multiple-choice questions

Copyright © 2014 Academic Hallmarks Science Round 1 Page 1 1. Biomes 6. Planets Taiga is dominated by ... Which has the highest average surface temperature? A. spruces and firs A. Mars B. aspens and oaks B. Earth C. junipers and pinyons C. Venus D. palms and mangroves D. Saturn E. redwoods and sequoias E. Jupiter

2. Guano 7. Whoa! Guano, the droppings of bats and sea birds, is rich in Opposing the sliding motion, the force between the ... floor and a heavy box you are dragging is ... A. oxygen and lead A. stress B. calcium and carbon B. friction C. hydrogen and helium C. cohesion D. sodium and magnesium D. magnetism E. phosphorus and nitrogen E. surface tension

3. Digestion 8. Results Which is not part of the digestive system? Empirical results are obtained by ... A. liver A. insight B. spleen B. deduction C. duodenum C. observation D. esophagus D. voting and consensus E. cerebellum E. theoretical speculation

4. Plant Parts 9. Strange Carrots A frond is a ... Mr. Wizard took a carrot from a beaker and tapped it. A. leaf of a fern It broke into thousands of pieces. That carrot could B. bud of a flower have been submerged in ... C. needle of a pine A. mercury D. tuber of a dahlia B. boiling oil E. root of a mushroom C. molten lead D. a strong acid E. liquid nitrogen

5. Creature Components 10. Seasonal Winds Which has a scolex with hooks and suckers to hold An etesian is a northerly summer wind of the onto the host? Mediterranean, especially over the ---- Sea. A. tapeworm A. Dead B. moray eel B. Baltic C. rattlesnake C. Aegean D. yellow jacket D. Tasman E. sea cucumber E. Barents Science Round 1 Page 2 11. Petrology 16. Circles Within Circles Andesite is an extrusive igneous rock that develops A mineralogist normally makes most of his from ... observations in the ... A. ooze A. ionosphere B. magma B. lithosphere C. beach sands C. hydrosphere D. mineralized hot springs D. troposphere E. decomposed organic matter E. magnetosphere

12. Erosion 17. The Solar System The intensity of abrasion depends on the hardness, Which heavenly body has a diameter equal to about mass, and ---- of moving particles. one fourth that of the Earth? A. toxicity A. Moon B. velocity B. Venus C. ductility C. Uranus D. chromaticity D. Saturn E. combustibility E. Neptune

13. Cocoons 18. Animal Adaptations A cocoon is made by the larva before it ... During winter months, which creature's heartbeat may A. striates slow from its normal rate of eighty beats per minute to B. pupates just four? C. lactates A. bison D. ovulates B. red fox E. salivates C. jackrabbit D. wild turkey E. woodchuck

14. Astronomical "What Ifs" 19. Animal Classifications Which would be hardest to see from Earth if our Which are cold-blooded egg layers? planet had no atmosphere? A. alligators A. novae B. musk oxen B. comets C. wild turkeys C. nebulae D. emperor penguins D. galaxies E. great white sharks E. meteoroids

15. Plant Roots 20. Ruminants Which have tap roots? Which do not chew cuds? A. beans A. yaks and llamas B. daisies B. goats and sheep C. grasses C. bison and water buffalo D. potatoes D. baboons and wild boars E. dandelions E. antelope and wildebeest Science Round 1 Page 3 21. Chemical Reactions 26. Scavengers Fermentation is never involved in ... Which is a scavenger? A. pickling A. B. desalinating water B. robin C. making ethyl alcohol C. turkey D. leavening bread dough D. vulture E. turning grape juice into wine E. flamingo

22. History of Science 27. Comparative Biology Archimedes shouted "Eureka" upon his fortuitous Which have the least complex body structure of all discovery of ... multi-celled creatures? A. levers A. clams B. gravitation B. snails C. evaporation C. urchins D. displacement D. starfish E. electromagnetism E. sponges

23. Get Along Little Doggies 28. Baby Animals Which dog does the American Kennel Club not The young of which animal is not a calf? classify in the toy group? A. elk A. shih tzu B. bear B. rottweiler C. whale C. Pekingese D. cattle D. Pomeranian E. rhinoceros E. Yorkshire terrier

24. Scientific Dating 29. Ecology The age of ancient materials containing even trace Food chains always include autotrophs and amounts of uranium can be estimated by measuring heterotrophs, otherwise known as ... the ratio of uranium to ... A. predators and prey A. iron B. producers and consumers B. lead C. herbivores and carnivores C. gold D. composers and decomposers D. carbon E. vertebrates and invertebrates E. nitrogen

25. Insects 30. Crystals Which may live as a nymph for seventeen years You could never find a natural crystal of ... underground? A. salt A. louse B. lead B. cicada C. sugar C. caddis D. rubber D. dragon fly E. carbon E. walking stick Science Round 1 Page 4 31. Carnivore Categories Felids do not include ... A. tigers B. jaguars C. leopards D. cheetahs E. wolverines

32. Life Forms An organism with a segmented body covered by an exoskeleton could be a ... A. squid B. sponge C. lamprey D. millipede E. tapeworm

33. Big Birdies The huge vulture of the Peruvian Andes and the world's heaviest flying bird of prey is a(n) ... A. hawk B. eagle C. condor D. albatross E. cormorant

34. Creatures of Long Ago Which extinct creature most closely resembled the modern elephant? A. trilobite B. eohippus C. mastodon D. pterodactyl E. brontosaurus

35. Acceleration After one second, an object dropped from a bridge is falling 9.8 meters per second. Its speed is 39.2 m/s after ---- seconds. A. 2 B. 3 C. 4 D. 5 E. 6 Science Round 1 - Answers 1. A 2. E 3. E 4. A 5. A 6. C 7. B 8. C 9. E 10. C 11. B 12. B 13. B 14. E 15. E 16. B 17. A 18. E 19. A 20. D 21. B 22. D 23. B 24. B 25. B 26. D 27. E 28. B 29. B 30. D 31. E 32. D 33. C 34. C 35. C Science Round 2 Page 1 1. Pressure 6. Gemstones A load exerting a pressure of 1296 pounds per square Which is a green precious stone? foot exerts a pressure of how many pounds per square A. jade inch? B. ruby A. 7 C. topaz B. 9 D. garnet C. 11 E. sapphire D. 13 E. 15

2. Islands 7. Smoldering Salts What do Tahiti and Puerto Rico have that You sprinkle some table salt into a flame and it burns Newfoundland and Ireland lack? yellow. What element in this compound produces the A. soil yellow color? B. coral A. sodium C. deltas B. oxygen D. whales C. chlorine E. breakers D. nitrogen E. hydrogen

3. Nuclear Energy 8. Paleogeology Nuclear fusion reactions occur in ... Geologists believe that a land bridge once connected A. stars ... B. plants A. Somalia and India C. B. Siberia and Alaska D. asteroids C. Hawaii and Australia E. volcanoes D. Crete and Madagascar E. Ireland and Nova Scotia

4. Life Categories 9. Substance Categories Anaerobic organisms are generally ... Water vapor, methane, carbon dioxide, and nitrous A. fish oxide are all ... B. worms A. mixtures C. bacteria B. incompressible D. arthropods C. greenhouse gases E. evergreens D. atmospheric pollutants E. inflammable hydrocarbons

5. Animal Characteristics 10. Ocean Water A characteristic of albinos is the ... Which is not a cause of the continual movement of A. lack of skin pigmentation water in the oceans? B. ability to live in air or water A. winds across its surface C. presence of scales on the legs B. variations in water density D. development of teeth for gnawing C. lunar gravitational attraction E. ability to change body color to resemble D. differences in water temperature the surroundings E. irregular composition of water molecules Science Round 2 Page 2 11. Fields of Science 16. Dietary Diversity Cryogenics is the study of ... Most varieties of ---- are herbivores before they A. metal alloys become carnivorous adults. B. nuclear fusion A. frogs C. emotional responses B. camels D. atmospheric electricity C. rabbits E. low-temperature phenomena D. scorpions E. kangaroos

12. Get a Grip 17. Wind Power Traction depends on ... Windmills were widely used in the Netherlands to A. friction drain the ... B. suction A. fiords C. injection B. playas D. reflection C. bayous E. compaction D. polders E. moraines

13. Insulation 18. Atmospheric Phenomena One inch of which material provides the least-effective What can be caused by ice crystals in cirrus clouds? sound insulation? A. fog A. cork B. halos B. wood C. auroras C. aluminum D. mirages D. fiberglass E. lightning E. polystyrene

14. Vegetables 19. Alloys Which is a heavy-leafed perennial garden vegetable? Pewter is an alloy widely used in ... A. chard A. nuts and bolts B. carrot B. drills and cutlery C. squash C. jet and rocket engines D. rhubarb D. mugs and ornamental objects E. asparagus E. bearings and electric motor brushes

15. Extinct Birds 20. Waves Humans were not responsible for the extinction of ... A tsunami is a ---- wave. A. moas A. carrier B. dodo birds B. standing C. great auks C. seismic sea D. pterodactyls D. gravitational E. passenger pigeons E. compression Science Round 2 Page 3 21. Animal Metrics 26. Trees Which has a maximum speed of about 37 kilometers Which is a conifer? per hour? A. yellow pine A. human B. cottonwood B. C. Bartlett pear C. cheetah D. weeping willow D. rattlesnake E. saguaro cactus E. peregrine falcon

22. Gold 27. Engines Gold can be turned into gold leaf because it is The magnitude of driving force depends on exhaust extremely ... velocity in a ---- engine. A. porous A. jet B. viscous B. fire C. lustrous C. rotary D. malleable D. diesel E. conductive E. steam

23. Mineral Identification 28. Remote Detection Analogies Which has a violet color? Air is to radar as water is to ... A. ruby A. sitar B. pyrite B. lahar C. galena C. tartar D. amethyst D. molar E. turquoise E. sonar

24. Zoology 29. Experimentation Invertebrates include ... For the scientist, anything measurable or directly A. swans observable is ... B. A. empirical C. salmon B. subjective D. shrews C. extraneous E. salamanders D. naturalistic E. hypothetical

25. Beetles 30. Island Formation What beetle is known for attacking cotton plants? Islands may form where a rugged coastal area has A. been submerged, leaving peaks and ridges above sea B. scarab level. Such islands are most prevalent along the coast C. ladybug of ... D. boll weevil A. Maine E. dung beetle B. Texas C. Hawaii D. Louisiana E. Mississippi Science Round 2 Page 4 31. Prehensile Posterior Parts Which mammals have prehensile tails? A. shrews B. beavers C. monkeys D. antelope E. porpoises

32. Ocean Streams The Guyana Current flows along the eastern coast of ... A. Asia B. Africa C. Australia D. North America E. South America

33. Waves Ocean surface waves vary in size from tiny ripples to enormous rogue waves and ... A. swells B. eddies C. breakers D. tsunamis E. whitecaps

34. Chemical Compounds Calcium carbonate is present in limestone, chalk, and marble. It is also a constituent of ... A. steel and bronze B. glass and plastics C. coal and diamonds D. paper and table salt E. eggshells and pearls

35. Got Rithm? Which is an example of an algorithm? A. a recipe in a cookbook B. the lyrics of a folksong C. the inventory in a warehouse D. a recorded vote in the U.S. Senate E. flow measurements of the Colorado River Science Round 2 - Answers 1. B 2. B 3. A 4. C 5. A 6. A 7. A 8. B 9. C 10. E 11. E 12. A 13. C 14. D 15. D 16. A 17. D 18. B 19. D 20. C 21. A 22. D 23. D 24. B 25. D 26. A 27. A 28. E 29. A 30. A 31. C 32. E 33. D 34. E 35. A Science Round 3 Page 1 1. The Troposphere 6. Plant Classification Virga consists of ... Which are the most biologically complex plants? A. water A. diatoms and lichens B. updrafts B. morels and puffballs C. meteorite fragments C. daffodils and orchids D. electrical discharges D. redwoods and spruces E. dust, soot, and smoke E. lady ferns and common horsetails

2. Prospecting 7. Biological Classification You could use a Geiger counter to locate a deposit of Which are distinguished by their ability to walk on two ... feet? A. helium A. annelids B. sodium B. hominids C. uranium C. arachnids D. aluminum D. tracheids E. chromium E. eurypterids

3. Plant Parts 8. Planetary Orbits Tendrils are on ... Earth is closest to the Sun during which month? A. peas A. June B. beets B. March C. spinach C. January D. pumpkins D. November E. sunflowers E. September

4. Symmetry 9. Unusual Animals Which organism is asymmetrical? Which is best equipped for climbing trees? A. amoeba A. pika B. starfish B. ocelot C. bacterium C. nautilus D. sea urchin D. manatee E. earthworm E. terrapin

5. Elasticity 10. Historical Experiments Based on the speed at which these objects return to As the story goes, one of Galileo's most famous their original shape after a collision, which is most experiments involved dropping two objects with elastic? different masses from the top of the ... A. mud ball A. Sistine Chapel B. meatball B. Roman Colosseum C. basketball C. Leaning Tower of Pisa D. billiard ball D. Arch of Septimius Severus E. Styrofoam ball E. Basilica of St. Francis of Assisi Science Round 3 Page 2 11. Plate Tectonics 16. Constellations Two plates are gradually drifting apart at the ... Which are not signs of the zodiac? A. Himalayas A. Libra and Scorpio B. Gobi Desert B. Gemini and Cancer C. Peru-Chile Trench C. Virgo and Capricorn D. Mid-Atlantic Ridge D. Pisces and Aquarius E. San Andreas Fault E. Cassiopeia and Draco

12. Mechanics 17. Cute Critters A wheelbarrow is a complex machine that combines a Chipmunks are ... wheel and axle with a ... A. omnivores A. lever B. carnivores B. pulley C. frugivores C. screw D. herbivores D. wedge E. insectivores E. inclined plane

13. Meteorological Measures 18. Endangered Species Visibility is a measure of the ---- of the atmosphere. The fewest number of which birds still survive? A. opacity A. bald eagles B. alkalinity B. sandhill cranes C. solubility C. California condors D. viscosity D. passenger pigeons E. elasticity E. rufous hummingbirds

14. Biology 19. The Atmosphere Which is most inclusive? Looped curtains, draperies, and horseshoe bands are A. insects three varieties of which atmospheric phenomena? B. millipedes A. auroras C. arthropods B. hurricanes D. crustaceans C. jet streams E. grasshoppers D. warm fronts E. cloud formations

15. Excretion 20. Skeletons Waste products handled by the excretory system Which has an exoskeleton? consist mainly of ---- compounds. A. shrimp A. iron B. amoeba B. sulfur C. jellyfish C. helium D. manta ray D. calcium E. earthworm E. nitrogen Science Round 3 Page 3 21. Vulcanization 26. Astronomical Motion Charles Goodyear's vulcanizing process vastly The rotational period of which heavenly body is the increased rubber's commercial value by limiting its same as its orbital period? tendencies to become sticky in hot weather and to lose A. Sun what property in cold weather? B. Moon A. opacity C. Uranus B. volatility D. Mercury C. elasticity E. Halley's D. solubility E. penetrability

22. Materials Testing 27. Elemental Fundamentals When you check to see if an unknown substance can Which are not on the periodic table? be stretched or bent, you are testing for ... A. chromium, iridium A. texture B. alluvium, solarium B. porosity C. sodium, potassium C. plasticity D. magnesium, lithium D. buoyancy E. plutonium, magnesium E. conductivity

23. Symbols 28. Pendulums The symbol for the element with an atomic number of Which pendulum swings most slowly? one is the same as the abbreviation for what in A. 2 tons on a 2-inch line meteorology? B. 5 ounces on a 5-yard line A. frost C. 90 pounds on a 90-foot line B. snow D. 50 kilograms on a 5-meter line C. cloudy E. 3 decigrams on a 30-millimeter line D. humidity E. overcast

24. Acceleration 29. Roots When dropped simultaneously from the Eiffel Tower, Which has a tap root? which object hits the ground first? A. corn A. unfurled 10-pound Cuban flag B. daisy B. 6-inch diameter water balloon C. spinach C. 4' x 12' sheet of aluminum siding D. dandelion D. January 1979 issue of Mad Magazine E. bluegrass E. CD of Harry Belafonte's greatest hits

25. Animal Digestion 30. Disaster Probability For some animals, which is an organ that aids in the In the next ten years, there is the least probability of a mechanical breakdown of their food? large ... A. gill A. flood in Arkansas B. keel B. in Oklahoma C. siphon C. volcanic eruption in Hawaii D. gizzard D. hurricane in South Carolina E. proboscis E. earthquake in North Dakota Science Round 3 Page 4 31. Animal Constellations Which animal is not paired with an appropriate constellation? A. wolf - Lupus B. crow - Corvus C. fish - Aquarius D. swan - Cygnus E. - Scorpius

32. Far Vistas You could see farthest from the top of which mature tree? A. maple B. cypress C. redwood D. eucalyptus E. cottonwood

33. Adaptations Brine shrimp and algae are the only living organisms in which body of water? A. Lake Erie B. Lake Tahoe C. Crater Lake D. Great Salt Lake E. Lake Okeechobee

34. The Atmosphere Which is the narrowest atmospheric layer? A. exosphere B. ionosphere C. troposphere D. stratosphere E. thermosphere

35. Experiments You are testing alloys to find which is most resistant to rusting. A dependent variable could be the ... A. moisture in the atmosphere B. initial quantity of each alloy C. amount of rust after a week D. percent of iron in the metals E. temperature of the materials Science Round 3 - Answers 1. A 2. C 3. A 4. A 5. D 6. C 7. B 8. C 9. B 10. C 11. D 12. A 13. A 14. C 15. E 16. E 17. A 18. C 19. A 20. A 21. C 22. C 23. D 24. B 25. D 26. B 27. B 28. C 29. D 30. E 31. C 32. C 33. D 34. C 35. C Science Round 4 Page 1 1. Devices in Science 6. Oceanography In which device would you find an ocular? What kind of charts shows ocean depths? A. pulley A. altimetric B. telescope B. perimetric C. microphone C. gravimetric D. electromagnet D. densimetric E. Geiger counter E. bathymetric

2. Physical Properties 7. Meteorological Measurement A banana dipped into liquid nitrogen becomes ... The faster the wind speed, the faster the cups spin on A. porous a(n) ... B. brittle A. tachometer C. malleable B. anemometer D. transparent C. speedometer E. incandescent D. galvanometer E. magnetometer

3. Resource Reserves 8. Sound There are no major reserves of lignite or anthracite in Which sound has the highest pitch? ... A. a ringing gong A. Utah B. distant thunder B. Hawaii C. the buzzing of a gnat C. Montana D. the croak of a bullfrog D. Pennsylvania E. an automobile horn honking E. West Virginia

4. Bipeds 9. Chemical Compounds Which do not have feathers? What is the total number of molecules of water that A. whirlybirds, jailbirds, ladybirds could be made from 6 atoms of oxygen and 64 atoms B. catbirds, cowbirds, snakebirds of hydrogen? C. snowbirds, sunbirds, surfbirds A. 2 D. blackbirds, bluebirds, yellowbirds B. 4 E. butcherbirds, mockingbirds, hummingbirds C. 6 D. 8 E. 10

5. Suspended Stones 10. Change What rock has been found floating as much as 4000 What can be defined as a continuing change of place miles from its source? or position? A. jasper A. mass B. pumice B. speed C. obsidian C. force D. sandstone D. motion E. conglomerate E. momentum Science Round 4 Page 2 11. Scientific Equipment 16. Measurement in Physical Science Tiltmeters and seismographs can be used to predict ... The volume of a liquid could be measured in ... A. droughts A. kilowatts B. tornadoes B. milliliters C. flash floods C. megahertz D. volcanic eruptions D. centigrams E. meteorite impacts E. nanometers

12. Wildlife 17. Weathering Wildlife managers recently moved several moose from Which is not a form of mechanical weathering? Wyoming to an area in Colorado, a procedure called A. abrasion ... B. corrosion A. mulching C. frost wedging B. predation D. hydraulic action C. aestivation E. thermal expansion and contraction D. degradation E. transplanting

13. Striations 18. Lever Length Glacial striations are caused by ... A massive 40-pound marmot sits on a teeter-totter 2 A. abrasion feet from the fulcrum. How many feet from the B. intrusion fulcrum must a minuscule 10-pound malamute sit to C. corrosion balance the lever? D. exfoliation A. 6 E. convection B. 8 C. 10 D. 12 E. 14

14. Foundations 19. Fish Anatomy A house foundation would have the least tendency to Which is a longitudinal structure in a fish? settle if built directly upon ... A. gill A. peat B. eye B. shale C. heart C. topsoil D. spine D. bedrock E. mouth E. permafrost

15. Metals 20. Pollution Which is an alloy? Which atmospheric pollutant acidifies lakes? A. tin A. ozone B. zinc B. methane C. steel C. sulfur dioxide D. silver D. carbon monoxide E. tungsten E. chlorofluorocarbons Science Round 4 Page 3 21. At Risk Animals 26. Ecology Which is not a North American endangered species? Which are biodegradable? A. red wolf A. rubber tires B. island gray fox B. plastic bags C. whooping crane C. paper plates D. white-tailed deer D. glass bottles E. black-footed ferret E. aluminum cans

22. Rocks 27. Species Similarities Rocks that permit liquids to move through them are ... Jackals most closely resemble ... A. fused A. coyotes B. organic B. badgers C. cemented C. opossums D. permeable D. wolverines E. compacted E. porcupines

23. Weather Phenomena 28. Science Specialties Storm surges are caused by ... Scientists in cryogenics laboratories have frequent use A. sunspots for liquid ... B. inversions A. iron C. hurricanes B. bromine D. high humidity C. crystals E. clear air turbulence D. mercury E. nitrogen

24. Colorful Waters 29. Pressure What gives the Red Sea and red tides their color? A load exerting a pressure of 3744 pounds per square A. silt foot exerts a pressure of how many pounds per square B. algae inch? C. blood A. 26 D. gases B. 34 E. pollution C. 48 D. 60 E. 72

25. Topography 30. Egg Layers Fiords, cirques, and moraines were formed by ... Which does not lay eggs? A. glaciers A. coatimundi B. tidal waves B. snowy egret C. earthquakes C. duckbill platypus D. volcanic eruptions D. American alligator E. meteorite impacts E. giant Galapagos tortoise Science Round 4 Page 4 31. Sports Science Which has the greatest air resistance? A. B. softball C. horseshoe D. shuttlecock E. hockey puck

32. Habitats Alaska and Hawaii have no indigenous ... A. ants B. bats C. ducks D. toxic plants E. poisonous snakes

33. Mammalian Reproduction Which has the shortest gestation period? A. tiger B. zebra C. polar bear D. guinea pig E. rhinoceros

34. Animal Feeding Carnivores do not include ... A. owls and falcons B. seals and dolphins C. hyenas and wolves D. bison and kangaroos E. scorpions and spiders

35. Vibration As illustrated by the strings of a harp, the tendency of a vibrating object to dissipate its energy over time is called ... A. reaping B. lopping C. warping D. seeping E. damping Science Round 4 - Answers 1. B 2. B 3. B 4. A 5. B 6. E 7. B 8. C 9. C 10. D 11. D 12. E 13. A 14. D 15. C 16. B 17. B 18. B 19. D 20. C 21. D 22. D 23. C 24. B 25. A 26. C 27. A 28. E 29. A 30. A 31. D 32. E 33. D 34. D 35. E Science Round 5 Page 1 1. Science 6. Measurement Instruments Which is inorganic? Which measures light intensity? A. coal A. pyrometer B. herbs B. pedometer C. silicon C. photometer D. viruses D. psychrometer E. bacteria E. pneumatometer

2. Alloys 7. Boiling No alloy could be made of ... The boiling point of ---- is -297 degrees F. A. silver and gold A. silver B. iron and carbon B. oxygen C. copper and zinc C. uranium D. neon and nitrogen D. mercury E. aluminum and magnesium E. calcium

3. Metric Birds 8. Gases Which adult bird has a body weight of about 100 Which is used in advertising signs? grams? A. neon A. white stork B. ozone B. Canada goose C. methane C. American robin D. hydrogen D. rufous hummingbird E. carbon dioxide E. ring necked pheasant

4. Transmission Technology 9. Animal Vision Bundles of thin glass strands that transmit data are Which has the poorest eyesight? called ---- optics. A. mole A. fiber B. falcon B. string C. cheetah C. thread D. barracuda D. strand E. chimpanzee E. filament

5. The Heart 10. Star Gazing Approximately how many times does the heart beat Which constellation is named for a bird? per minute when a person is listening to a lengthy A. Leo lecture on Lithuanian leech lips? B. Pisces A. 9 C. Taurus B. 21 D. Cygnus C. 33 E. Scorpius D. 70 E. 98 Science Round 5 Page 2 11. Resources 16. Energy Nonrenewable resources ... Electromagnetic energy is ... A. are synthetic A. elastic B. are all organic B. radiant C. are exhaustible C. thermal D. must be imported D. chemical E. include sunlight and wind E. mechanical

12. Solutions 17. Botany At room temperature, which is an example of a Which is not a perennial plant? liquid-in-liquid solution? A. radish A. zinc in copper B. alfalfa B. sugar in vinegar C. banana C. alcohol in water D. saguaro D. oxygen in nitrogen E. goldenrod E. carbon dioxide in crude oil

13. Carbon 18. Echo - Echo - Echo Although commonly called lead, the black material Echo sounders measure ... used in pencils is actually a form of carbon called ... A. hue A. pyrite B. mass B. calcite C. depth C. azurite D. volume D. granite E. viscosity E. graphite

14. Insects 19. Personality Which is a predatory insect? To what psychological phenomenon was Sir Thomas A. aphid Browne referring with these words? B. killer bee There is another man within me that's angry C. dung beetle with me. D. praying mantis A. memory E. monarch B. courage C. optimism D. conscience E. imagination

15. Storm Spans 20. Penetration Which storm has the greatest longevity? A five-ounce projectile made of which material shot at A. squall 2000 feet per second penetrates least into a block of B. tornado clay? C. blizzard A. oak D. hurricane B. cork E. thunderstorm C. lead D. copper E. porcelain Science Round 5 Page 3 21. Plant Physiques 26. Matter Which has the most massive stem? Substances that may become gaseous or give off gases A. orchid when heated are ... B. bamboo A. motile C. saguaro B. tactile D. daffodil C. ductile E. sorghum D. volatile E. contractile

22. Molecular Makeup 27. Biological Vocabulary One molecule of which substance consists of the The adjective "prehensile" could indicate a(n) ... fewest number of atoms? A. lion's mane A. water B. monkey's tail B. dry ice C. giraffe's neck C. alcohol D. whale's D. vinegar E. elephant's foot E. nitrogen

23. Orbits 28. Terminal Velocity A combination of gravitation and what other factor Mr. Zeppelin dropped several objects from a blimp. determine the orbital path of an object? The object that reached its terminal velocity in the A. color shortest period was a(n) ... B. porosity A. marble C. resistance B. javelin D. momentum C. bowling ball E. centripetal force D. water balloon E. ostrich feather

24. Classification Schemes 29. Gravitational Relationships The scientific method of naming plants and animals is A hanging plumb bob is ---- to the surface of the oil called ---- nomenclature. in a bucket below. A. bipedal A. parallel B. biennial B. inverted C. binomial C. diagonal D. biometrical D. horizontal E. biochemical E. perpendicular

25. Pendulums 30. Climates The motion of a pendulum results from both gravity Generally, the colder the climate, the higher the and ... altitude or ... A. inertia A. latitude B. friction B. aptitude C. buoyancy C. longitude D. magnetism D. amplitude E. compression E. magnitude Science Round 5 Page 4 31. Life on Earth Fossils of which organisms are usually found in the oldest strata? A. fish B. reptiles C. mammals D. dinosaurs E. amphibians

32. Scientific Procedures Ultracentrifugation is a research method dependent upon ... A. heating B. spinning C. distilling D. stretching E. evaporating

33. Scientific Equipment Which apparatus is used in astronaut training to simulate acceleration in a spacecraft? A. incubator B. centrifuge C. seismometer D. kaleidoscope E. electromagnet

34. Scientific Searching You would be most likely to find ... A. fumaroles near glaciers B. moraines beneath calderas C. stalagmites in limestone caverns D. crevasses along tropical beaches E. lava flows around meteorite craters

35. Adaptations Which fish can change the color and design of their skin to match the ocean bottom? A. tuna B. perch C. groupers D. flounders E. barracuda Science Round 5 - Answers 1. C 2. D 3. C 4. A 5. D 6. C 7. B 8. A 9. A 10. D 11. C 12. C 13. E 14. D 15. D 16. B 17. A 18. C 19. D 20. B 21. C 22. E 23. D 24. C 25. A 26. D 27. B 28. E 29. E 30. A 31. A 32. B 33. B 34. C 35. D Science Round 6 Page 1 1. Mineral Identification 6. A Long Time Ago The color of the powder left by a mineral when it is What happened 65 million years ago? rubbed against a hard, rough surface is its ... A. Dinosaurs died out. A. luster B. Algae first developed. B. gleam C. Mastodons became extinct. C. streak D. Paleolithic hominids made the first tools. D. residue E. Pangaea separated into multiple continents. E. afterimage

2. Geology 7. Body Chemistry Which indicates the presence of hot, intrusive igneous Which element is least abundant in your body? rock? A. carbon A. geysers B. oxygen B. alluvium C. calcium C. aquifers D. nitrogen D. stalactites E. magnesium E. artesian wells

3. Dinosaurs 8. Birds Which had horns on its tail and two rows of bony Like frigate birds and turkey buzzards, which bird plates projecting from its back? makes the most routine use of dynamic and slope A. diplodocus soaring? B. triceratops A. arctic tern C. stegosaurus B. great albatross D. brontosaurus C. mourning dove E. tyrannosaurus D. blue-winged teal E. rufous hummingbird

4. Free Fall 9. Extinction Which has the slowest terminal velocity? What was the primary cause of the passenger pigeon's A. baseball extinction? B. golf ball A. DDT C. volleyball B. hunting D. bowling ball C. ozone depletion E. table tennis ball D. exotic predators E. habitat depletion

5. Staying Up 10. Animal Classifications The same thing that allows a glider to gain altitude Which is venomous? allows ... A. leech A. oil to float on water B. tortoise B. hummingbirds to hover C. jellyfish C. cannon balls to fly through the air D. caterpillar D. hail to be carried upwards in clouds E. dromedary E. submerged balloons to rise to the surface Science Round 6 Page 2 11. Paleontology 16. Equinoxes Which is a living fossil? In the Northern Hemisphere, what happens during the A. yeti vernal equinox? B. coelacanth A. spring thaw C. triceratops B. dog days of summer D. pterodactyl C. shedding of tree leaves E. archaeopteryx D. extraordinarily low tides E. extended periods of darkness

12. Severe Storms 17. Scientific Scales A destructive tornado might have which designation? The scale is used to measure ... A. M1 A. wind force B. F3 B. wave height C. G8 C. volcanic heat D. B12 D. solar radiation E. X15 E. earthquake intensity

13. Ichthyology 18. Galaxies By means of what lines are fish able to detect pressure Galaxies are classified according to ... changes and vibrations? A. their age and color A. plumb B. their relative speed B. picket C. their shape or appearance C. lateral D. their distance from the Sun D. contour E. the number of stars they contain E. spectral

14. Hardness 19. Mixture Separation If you arrange these materials from the softest to the A process to separate a mixture of sand and salt could hardest, which one is last on the list? involve ... A. shale A. filtering and detonation B. agate B. freezing and combustion C. copper C. bleaching and lubrication D. pumice D. dissolving and evaporation E. limestone E. annealing and fermentation

15. Lenses 20. Optics A crescent moon most closely resembles the shape of What lens causes light rays passing through it to which lens? spread out? A. plano-convex A. merging B. double-convex B. emerging C. plano-concave C. diverging D. double-concave D. converging E. concavo-convex E. submerging Science Round 6 Page 3 21. Matter 26. Atmospheric Development Matter is divided into the two categories of ... What changed Earth's primitive atmosphere from one A. solids and liquids with no free oxygen to one rich in oxygen? B. metals and crystals A. evaporation C. particulates and gases B. diastrophism D. solutions and compounds C. metamorphosis E. mixtures and pure substances D. photosynthesis E. the hydrologic cycle

22. Leaves 27. Paleontology The leaves on which trees have the greatest longevity? The oldest fossils are from the Archaean Eon and are A. oaks estimated to be several ---- years old. B. aspens A. thousand C. willows B. hundred thousand D. spruces C. million E. hickories D. billion E. trillion

23. Animal Anatomy 28. Coal Which has a crop in addition to a gullet, stomach and A bed of coal almost always indicates an ancient ... intestine? A. swamp A. bird B. seabed B. fish C. desert C. snail D. volcano D. spider E. meteorite impact E. amphibian

24. Ecological Succession 29. Sedimentation Which would appear last in a region completely When a river empties into a lake, which sediments are devastated by a fire? slowest to settle? A. pines A. silt B. shrubs B. sand C. lichens C. gravel D. grasses D. cobbles E. flowering plants E. boulders

25. Chemical Tests 30. Life Forms What kind of paper is used to test for acids? Which organism is autotrophic? A. wax A. lice B. rice B. scorpions C. crepe C. flatworms D. litmus D. brine shrimp E. carbon E. blue-green algae Science Round 6 Page 4 31. Stars Which star is in Ursa Minor? A. Sirius B. Pollux C. Polaris D. Antares E. Betelgeuse

32. Smalltime Biology Which is smallest? A. virus B. amoeba C. egg D. red blood cell E. E. coli bacterium

33. Properties of Matter Which is translucent? A. air B. tin foil C. pure water D. waxed paper E. window glass

34. Mental States One morning, Janet misplaced her term paper, sprained her ankle, lost her kitten, spilled her milk, and ripped her new dress. She is depressed and not ... A. dejected B. delighted C. downcast D. dispirited E. distraught

35. Nonmetals Which nonmetal is widely used in building materials? A. mica B. marble C. potash D. garnet E. fluorite Science Round 6 - Answers 1. C 2. A 3. C 4. E 5. D 6. A 7. E 8. B 9. B 10. C 11. B 12. B 13. C 14. B 15. E 16. A 17. A 18. C 19. D 20. C 21. E 22. D 23. A 24. A 25. D 26. D 27. D 28. A 29. A 30. E 31. C 32. A 33. D 34. B 35. B Science Round 7 Page 1 1. Botanical Adjectives 6. Fruit Which word means "treelike"? What gives lemons their sharp taste? A. quiescent A. salt B. inflorescent B. acid C. arborescent C. alcohol D. effervescent D. ammonia E. bioluminescent E. chlorophyll

2. String Physics 7. Bird Bummers As a vibrating string is tightened, its ... DDT pollution caused the most serious reduction in A. length becomes shorter the population of ... B. diameter becomes thicker A. kiwis C. frequency becomes higher B. emus D. strands become more soluble C. ospreys E. molecules become more complex D. ptarmigan E. sage grouse

3. Table Matters 8. Weathering The element, Cu, is used in ... Systems of cracks that divide rock masses into large A. wire blocks are ... B. ballast A. dikes C. fertilizer B. joints D. insulation C. sheets E. optical lenses D. columns E. crevasses

4. Birds 9. Asexual Reproduction Which is least related to the others? From just the roots of a single tree, an entire stand of A. jay ---- may eventually develop. B. crow A. palms C. raven B. aspens D. falcon C. maples E. magpie D. spruces E. sequoias

5. Recycling 10. Glacial Melting What is commercially recycled to make tables, The melting rate of a glacier would be increased the benches, carpeting, shoes, and bike racks? most if you sprinkled ---- on its surface. A. paper A. coal dust B. glass B. quartz sand C. steel C. ground newsprint D. fabric D. fiberglass particles E. plastic E. shredded aluminum foil Science Round 7 Page 2 11. Population Growth 16. Projectiles The greatest increase in the numbers of humans A 1/2" round projectile made of which material would occurred during which century? penetrate deepest into a telephone book when shot A. 6th from a slingshot? B. 10th A. ice C. 14th B. lead D. 17th C. glass E. 20th D. carbon E. aluminum

12. Plant Distributions 17. Experiments Which are most abundant at high latitudes and high Any factor that can affect results of an experiment is altitudes? called a(n) ... A. herbs and ferns A. facet B. bulrushes and tules B. detail C. lichens and mosses C. variable D. saguaros and yuccas D. element E. mangroves and palms E. component

13. Asian Botany 18. Fabulous Fossils There are no mangrove forests in ... The archaeopteryx is an ancestor of modern ... A. India A. fish B. Vietnam B. birds C. Mongolia C. insects D. Bangladesh D. mammals E. New Guinea E. amphibians

14. Extensive Excursions 19. Scientific Method Which are not noted for lengthy annual migrations? Which statement is a hypothesis? A. fur seals, grey whales A. Mercury has no satellites. B. sea turtles, wildebeests B. Limestone is a sedimentary rock. C. wild turkeys, black bears C. Earthquakes may cause tidal waves. D. bluefin tuna, silver salmon D. The Moon is a fragment of the Earth. E. whooping cranes, Arctic terns E. Lightning never hits the same place twice.

15. Light 20. Geology A surface painted what color absorbs the greatest What is found in placer deposits? range of light wavelengths? A. salt A. blue B. coal B. green C. fossils C. white D. minerals D. black E. petroleum E. silver Science Round 7 Page 3 21. Geologic Dating 26. Fine Finnish Fiords Archaeologists could not use radiocarbon dating to The fabulous Forssa Fiord in Finland was formed estimate the age of ... fundamentally by ... A. wood A. wind B. bones B. glaciers C. shells C. ocean waves D. obsidian D. river erosion E. charcoal E. meteorite impacts

22. Planetary Speed 27. Minerals The speed of a planet orbiting the Sun is ... Which is often concentrated as crusts on dry alkali A. constant lakes? B. constantly decelerating A. coal C. constantly accelerating B. borax D. lowest when it is closest to the Sun C. sulfur E. highest when it is closest to the Sun D. quartz E. copper

23. The Carbon Cycle 28. Compass Confusion Carbon dioxide in the atmosphere is transformed into A compass may give erroneous readings if you are organic compounds through ... standing above a deposit of ... A. respiration A. halite B. combustion B. azurite C. carbonation C. bauxite D. fossilization D. graphite E. photosynthesis E. magnetite

24. Zoology 29. Trees Which is not a rodent? Which is not a deciduous tree? A. badger A. oak B. squirrel B. cedar C. hamster C. maple D. chipmunk D. beech E. porcupine E. hickory

25. Energy 30. Taxonomic Zoology A stick of dynamite or a beaker of nitroglycerin A cold-blooded creature that breathes through gills in illustrates ---- energy. its youth and through lungs as an adult belongs in A. kinetic heat which class? B. kinetic radiant A. Aves C. potential nuclear B. Pisces D. potential chemical C. Reptilia E. kinetic mechanical D. Amphibia E. Mammalia Science Round 7 Page 4 31. Physical Properties Which is opaque? A. alcohol B. nitrogen C. aluminum foil D. motion picture film E. a stained glass window

32. Extinct Creatures Which extinct creature was so-named because its teeth resembled those of a living tropical lizard? A. oviraptor B. iguanodon C. triceratops D. spinosaurus E. archaeopteryx

33. Clouds Which is not a type of cloud? A. cirrus B. discus C. nimbus D. stratus E. cumulus

34. Diffusion Diffusion occurs most slowly with .... A. helium B. alcohol C. mercury D. gasoline E. carbon dioxide

35. Trees Living mangroves can be seen thriving in ... A. Alaska B. Oregon C. Florida D. Arizona E. Michigan Science Round 7 - Answers 1. C 2. C 3. A 4. D 5. E 6. B 7. C 8. B 9. B 10. A 11. E 12. C 13. C 14. C 15. D 16. B 17. C 18. B 19. D 20. D 21. D 22. E 23. E 24. A 25. D 26. B 27. B 28. E 29. B 30. D 31. C 32. B 33. B 34. C 35. C Science Round 8 Page 1 1. Plant Protection 6. Weight Gain While roses have thorns or prickles to protect them, Which machine produces artificial gravity? cacti have ... A. dynamo A. tines B. cyclotron B. quills C. centrifuge C. spines D. vacuum pump D. needles E. hydraulic press E. stingers

2. Gears 7. Ocean Circulation A gear with 50 teeth on a shaft spinning at 200 rpm The direction of an ocean current is determined meshes with another gear with 20 teeth. The second mainly by ... gear is spinning at ---- rpm. A. longitude A. 300 B. prevailing winds B. 350 C. lunar attraction C. 400 D. water temperature D. 450 E. differences in seawater density E. 500

3. Chemical Symbols 8. Matter What word can be made by combining the chemical Which line indicates a chemical property? symbols for the two most common elements in air? A. It has a greenish hue. A. hi B. It boils at 296 degrees. B. no C. It tastes like lemon juice. C. cub D. It is very soft and spongy. D. few E. It occupies about 3 cubic yards. E. lice

4. Anatomy 9. Ecology The diaphragm ... Lions and wolves are ... A. filters blood A. omnivorous B. encloses the brain B. piscivorous C. holds the body upright C. herbivorous D. causes the lungs to expand D. fungivorous E. regulates body temperature E. carnivorous

5. Rock Talk 10. Body Regions The term, igneous, was derived from the Latin word, Which organ is in your thorax? "ignis," which means ... A. liver A. fire B. lung B. wind C. brain C. light D. kidney D. black E. appendix E. pressure Science Round 8 Page 2 11. Poisons 16. Energy Which is the broadest concept? Which does not illustrate the conversion of mechanical A. biocide energy to thermal energy? B. pesticide A. pounding a spike C. herbicide B. burning gasoline D. fungicide C. striking a match E. insecticide D. rubbing two sticks together E. a bowling ball dropped on a floor

12. Limestone 17. Rock What formed when minerals precipitated in spheroidal Which consists mostly of pebbles and gravel that have cavities in limestone formations? become cemented together? A. veins A. agate B. geodes B. granite C. stalagmites C. obsidian D. concretions D. limestone E. manganese nodules E. conglomerate

13. Bird Lifestyles 18. Meteorological Measures Which is nocturnal? If you see a flash of lightning and then count 20 A. owl seconds before you hear the thunder, the lightning B. dove struck about ---- miles from you. C. goose A. 2 D. condor B. 4 E. C. 6 D. 8 E. 10

14. Character Classification 19. Scientific Cycles Which screen star is a tailless amphibian of the order An eleven-year cycle is associated with ... Anura and the family Ranidae? A. tides A. Bugs B. sunspots B. Nemo C. lunar phases C. Kermit D. Halley's comet D. Pumbaa E. meteor showers E. Bullwinkle

15. Agriculture 20. Seeds Oil seed crops do not include ... The seeds of which plant ripen underground? A. soybeans A. potato B. safflowers B. peanut C. sunflowers C. pumpkin D. cottonseeds D. pineapple E. cauliflowers E. pomegranate Science Round 8 Page 3 21. Birds 26. Predation Classification Which are not ducks? Which is not a carnivore? A. redhead and wood A. mink B. teal and merganser B. bison C. pintail and shoveler C. bobcat D. mallard and bufflehead D. weasel E. whooping and sandhill E. gray fox

22. Flora 27. Aeronautics Which plants do not thrive in marshlands, swamps, or An airplane wing rises in the air for the same reason bogs? that a ... A. rushes A. sled glides on ice B. cattails B. pendulum oscillates C. sundews C. spinning baseball curves D. saguaros D. helium-filled balloon goes up E. cranberries E. bullet follows a parabolic path

23. Adaptations 28. Defensive Behavior Which is noted for the ability to quickly change its When attacked, which animal rolls itself up into a ball color? with its quills sticking out everywhere? A. abalone A. mole B. chameleon B. shrew C. coral snake C. platypus D. striped bass D. armadillo E. Tasmanian devil E. hedgehog

24. Scientific Measurement 29. Disappearing Dinosaurs Which device is not used to measure electricity? What is the least likely theory for the dinosaurs' A. ammeter disappearance 65 million years ago? B. odometer A. Some kind of disease killed them. C. ohmmeter B. A massive meteorite struck Earth. D. voltmeter C. Mammals became the dominant species. E. wattmeter D. Volcanic eruptions blocked out sunlight. E. Radiation and heat from an exploding star cooked the Earth.

25. Doctor-Patient Relationships 30. Likely Locations What kind of doctor only deals with "patients" that Which is the best place to look for manganese have been dead for millions of years? nodules? A. toxicologist A. Austrian Alps B. embryologist B. Sahara Desert C. vulcanologist C. Tibetan Plateau D. paleontologist D. Indus River Delta E. anesthesiologist E. Argentine Abyssal Plain Science Round 8 Page 4 31. Meteorology A chinook is a(n) ... A. wind B. cloud C. drizzle D. drought E. inversion

32. Animals Impalas are ... A. deer B. seals C. bears D. buffalo E. antelope

33. Momentum The object with the greatest amount of momentum is a ... A. baseball hit by a bat B. BB shot from a pellet gun C. shell fired from a howitzer D. Sherman tank stuck in the mud E. locomotive picking up passengers

34. Dinosaurs Two long pointed horns protruded from the forehead of the ... A. diplodocus B. triceratops C. stegosaurus D. brontosaurus E. tyrannosaurus

35. Rock Which is a mineral and not a rock? A. shale B. basalt C. quartz D. limestone E. conglomerate Science Round 8 - Answers 1. C 2. E 3. B 4. D 5. A 6. C 7. B 8. C 9. E 10. B 11. A 12. B 13. A 14. C 15. E 16. B 17. E 18. B 19. B 20. B 21. E 22. D 23. B 24. B 25. D 26. B 27. C 28. E 29. C 30. E 31. A 32. E 33. C 34. B 35. C Science Round 9 Page 1 1. Solar Energy 6. African Seasons Solar cells typically use which material as the In which country does winter not occur during the semiconductor? same time of year? A. lead A. Chad B. copper B. Libya C. silicon C. Algeria D. nitrogen D. Morocco E. sulfuric acid E. Mozambique

2. Atmospheric Moisture 7. Climates Fog is distinguished from mist only by its ... In the U.S., the rainshadow effect is most apparent just A. odor east of the ... B. color A. Sierras C. density B. Everglades D. altitude C. Great Plains E. temperature D. Great Lakes E. Appalachians

3. Scientific Jargon 8. It's a Gas! A bird standing in an umbra is definitely standing in Which is heavier than air, odorless, colorless, and a(n) ... smothers flames? A. prism A. helium B. desert B. oxygen C. shadow C. hydrogen D. electric field D. acetylene E. body of water E. carbon dioxide

4. Animal Anatomy 9. Electricity Segmentation is characteristic of ... Which does not typically use DC electricity? A. eels A. toaster B. oysters B. flashlight C. amoebas C. boom box D. centipedes D. digital camera E. salamanders E. motorcycle headlight

5. Anthropomorphism 10. Evolution Which statement illustrates anthropomorphism? Which species still survives? A. That cat is really dead. A. Homo habilis B. That puppy is really happy. B. Homo erectus C. That boa is really constricted. C. Homo sapiens D. That salamander is really slimy. D. Homo heidelbergensis E. That huge gorilla is really strong. E. Homo neanderthalenis Science Round 9 Page 2 11. Mineralogy 16. Vertebrate Anatomy To determine if an unknown substance is a mineral, Vertebrates never have more than two ... which of these questions is not essential? A. molars A. Is it solid? B. pairs of limbs B. Is it opaque? C. sacral vertebrae C. Is it inorganic? D. endocrine glands D. Is it formed in nature? E. chambers in their hearts E. Does it have a crystalline structure?

12. Bones 17. Zoological Migration Bones of young children have low ... Which is a migratory animal that lives in herds? A. inebriation A. lion B. calcification B. salmon C. nitrification C. caribou D. vitrification D. black bear E. fossilization E. snow goose

13. Fire 18. Poetic Geology Which can be struck against steel to produce a spark? In the first stanza of "Twinkle Twinkle Little Star," a A. lava simile compares a star to a(n) ... B. flint A. sliver of silver C. shale B. crystal of quartz D. obsidian C. of uranium E. limestone D. intrusion of copper E. form of pure carbon

14. Glaciation 19. Scientists Bedrock over which a glacier has moved is generally The success of the Soviet Proton, the European polished and ... Ariane, and the American Saturn programs can be A. sandy traced to the work of ... B. pitted A. Albert Sabin C. grooved B. Enrico Fermi D. fractured C. Edmund Halley E. cavernous D. Gregor Mendel E. Robert Goddard

15. Fruits 20. New Mexico Geology Which are not citrus fruits? Carlsbad Caverns were formed in ... A. lemons, limes A. basalt B. oranges, citrons B. pumice C. apricots, nectarines C. granite D. kumquats, grapefruit D. limestone E. bergamots, tangerines E. sandstone Science Round 9 Page 3 21. Clouds 26. Astronomy The flat base of cumulonimbus clouds indicates the The composition of the surface of the Moon is least altitude at which ... similar to that of ... A. the ozone layer exists A. Mars B. wind shear is taking place B. Venus C. condensation is occurring C. Earth D. a cold air mass is warming D. Saturn E. static electricity is concentrated E. Mercury

22. Bacteria 27. The Spectrum What kind of bacteria thrive in hot springs? In which choice are the colors of visible light listed in A. zoophilic order from high frequency to low frequency? B. cryophilic A. violet, blue, green, yellow, orange, red C. hemophilic B. red, violet, green, blue, orange, yellow D. photophilic C. green, yellow, violet, orange, red, blue E. thermophilic D. yellow, violet, green, blue, red, orange E. orange, red, blue, violet, yellow, green

23. Light 28. Heavenly Phenomena Which is not a color of the visible spectrum? Which can produce a coronal mass ejection? A. red A. Jupiter B. white B. the Sun C. green C. a comet D. violet D. an asteroid E. yellow E. a black hole

24. Vegetables 29. Industrial Processes Which is not a root vegetable? The natural properties of which substance can be A. okra improved by vulcanizing it? B. garlic A. silk C. shallot B. coal D. parsnip C. wood E. Jerusalem artichoke D. glass E. rubber

25. Metallurgy 30. Waste Products Which consists of a single element? Waste products excreted by cells contain ---- A. steel compounds. B. brass A. iron C. bronze B. uranium D. aluminum C. mercury E. sterling silver D. nitrogen E. magnesium Science Round 9 Page 4 31. Stars It is not true that ... A. Spica is a star in Virgo B. Altair is a star in Aquila C. Regulus is a star in Leo D. Polaris is a star in Orion E. Arcturus is a star in Bootes

32. The Rock Cycle Cooling and crystallization changes ... A. magma to igneous rock B. sand to sedimentary rock C. sedimentary rock to magma D. metamorphic rock to sediments E. igneous rock to metamorphic rock

33. Fruit Which fruit typically has a clingstone? A. peach B. apricot C. avocado D. pineapple E. tangerine

34. Baseball Science A hardball thrown horizontally with considerable backspin tends to ... A. rise B. curve left or right C. fly in a straight line D. increase its speed with distance E. drop more quickly than a ball thrown without spin

35. Prisms A prism produces a rainbow from white light by ... A. dispersion B. regression C. percussion D. conversion E. submersion Science Round 9 - Answers 1. C 2. C 3. C 4. D 5. B 6. E 7. A 8. E 9. A 10. C 11. B 12. B 13. B 14. C 15. C 16. B 17. C 18. E 19. E 20. D 21. C 22. E 23. B 24. A 25. D 26. D 27. A 28. B 29. E 30. D 31. D 32. A 33. A 34. A 35. A Science Round 10 Page 1 1. Animal Activity 6. Movement Most ---- are nocturnal. What kind of motion is illustrated by a bobblehead A. owls doll, a pendulum, or a weight suspended by a spring? B. geese A. linear C. ravens B. rolling D. eagles C. circular E. finches D. periodic E. rotational

2. Physical Properties 7. Atmospheric Composition Latex extends under tension, contracts under Particulate matter in the atmosphere does not include compression, and returns to its original size when no ... force acts on it because of its ... A. salt A. ductility B. dust B. porosity C. soot C. buoyancy D. pollen D. elasticity E. nitrogen E. malleability

3. Appliances 8. Math for the Birds Which household appliance is based on the One death of which creature lowers its total population evaporation and condensation of a liquid? by the greatest percentage? A. stove A. bald eagle B. toaster B. turkey vulture C. blender C. Canadian goose D. microwave D. peregrine falcon E. refrigerator E. California condor

4. Geological Displacements 9. Organs A displacement along a thrust fault may form a small Which is not an organ of your digestive system? ... A. liver A. cliff B. bowel B. fiord C. pancreas C. delta D. esophagus D. arroyo E. cerebellum E. moraine

5. Creature Complexity 10. Fish Families Which is most complex? Which species of fish belong to the same family as the A. spider brown, golden, and rainbow? B. sponge A. lake, cutthroat, and brook C. starfish B. channel, flathead, and blue D. jellyfish C. calico, smallmouth, and rock E. earthworm D. basking, tiger, and great white E. yellowfin, skipjack, and Science Round 10 Page 2 11. Phish Physiology 16. Perception The lateral line of fish is sensitive to ... Which is least capable of judging distances? A. heat A. puma B. bright light B. snowy owl C. taste sensations C. rainbow trout D. pressure changes D. mountain gorilla E. oxygen content in water E. pronghorn antelope

12. Life Chemistry 17. Biology Which is not an essential element for living Hybrids are organisms with ... organisms? A. mixed heredity A. radium B. binocular vision B. sodium C. feathers and scales C. nitrogen D. a tolerance for salinity D. hydrogen E. both animal and plant traits E. phosphorus

13. Radiation Contemplation 18. Weather Lore Light is different from all other forms of waves Complete this saying about March. because it ... If March comes in like a lion, it goes out A. is invisible like a ... B. transmits matter A. dog C. may travel in a vacuum B. lamb D. can be bent by refraction C. duck E. reflects from solid surfaces D. tiger E. groundhog

14. Better Living through Chemistry 19. Seasons Compounds of arsenic are typically used in ... During what months do Indian summers occur in the A. fertilizers Northern Hemisphere? B. antiseptics A. June and July C. insecticides B. April and May D. water softeners C. February and March E. food preservatives D. December and January E. October and November

15. Manufacturing 20. Puck Physics A factory that melts silicates with soda, potash, or lime A hockey puck given the same push will travel farthest is making ... on which level surface? A. glass A. cement sidewalk B. paint B. smooth frozen lake C. alloys C. steel deck of a ship D. plastics D. wooden basketball court E. neoprene E. freshly-mowed grass fairway Science Round 10 Page 3 21. Biomes 26. Young and Restless Amphibians Which is not a still-water biome? Another name for a polliwog is a ... A. lake A. maggot B. pond B. katydid C. creek C. wiggler D. puddle D. E. reservoir E. cutworm

22. Muscles 27. Fuels A football player with a bruised hamstring has an When burned, fossil fuels always give off gases injury in his ... containing oxygen and ... A. back A. carbon B. neck B. helium C. thigh C. chlorine D. chest D. nitrogen E. forearm E. phosphorus

23. Contrails 28. Elements Aircraft contrails consist of ... Which are not metals? A. sound waves A. silver, gold, and platinum B. atmospheric dust B. titanium, mercury, and tin C. superheated ozone C. cobalt, nickel, and tungsten D. ultraviolet radiation D. sodium, aluminum, and zinc E. condensed water vapor E. carbon, silicon, and nitrogen

24. Metric Prefixes 29. Feelings Which metric prefix indicates 10 to the -3 power? A lack of emotion, interest, or concern defines ... A. pico A. apathy B. giga B. empathy C. nano C. telepathy D. tera D. antipathy E. milli E. sympathy

25. Wildlife 30. Flotation You are least likely to find which animals in the Which object with a volume of one cubic foot floats African savanna? on water with the least amount submerged? A. gorillas A. an oak log B. impalas B. a cork slab C. gazelles C. a foam pillow D. giraffes D. a block of ice E. wildebeest E. an inflated balloon Science Round 10 Page 4 31. Bird Beaks Beaks adapted to strain small plants and animals from the water are characteristic of ... A. hawks and owls B. ducks and geese C. sparrows and cardinals D. herons and kingfishers E. woodpeckers and flickers

32. Valuable Sedimentary Rock Which is not true? A. Coal is used as a fuel. B. Chert is used in soaps. C. Clay is used in ceramics. D. Gypsum is used in wallboard. E. Limestone is used as a building material.

33. Fine Furry Foods Lemmings are a favorite food of ... A. musk oxen B. snowy owls C. black iguanas D. alpine marmots E. diamondback rattlers

34. Parasites Which life form is not parasitic? A. tick B. leech C. starfish D. mistletoe E. tapeworm

35. Shadows The shadow of a 6-foot-tall lady cast by a street lamp 10 feet behind her is 12 feet in length. The lamp is ---- feet above the ground. A. 9 B. 10 C. 11 D. 12 E. 13 Science Round 10 - Answers 1. A 2. D 3. E 4. A 5. A 6. D 7. E 8. E 9. E 10. A 11. D 12. A 13. C 14. C 15. A 16. C 17. A 18. B 19. E 20. B 21. C 22. C 23. E 24. E 25. A 26. D 27. A 28. E 29. A 30. E 31. B 32. B 33. B 34. C 35. C Science Round 11 Page 1 1. Liquid Mixtures 6. Discrimination Carbonation involves charging a liquid with ... Intolerance of someone's creed, beliefs, or opinions is A. carbon-14 ... B. carbonic acid A. bigotry C. carbon dioxide B. idolatry D. carbon monoxide C. punditry E. carbon tetrachloride D. sophistry E. chronometry

2. Physical Properties 7. Scientific Metaphors What property of a substance enables it to recover its From a geological perspective, what are seen as pages original shape and size after it has been stretched, in evolutionary history? squeezed, or bent? A. strata A. density B. minerals B. opacity C. beaches C. porosity D. meteorites D. solubility E. earthquakes E. elasticity

3. Artificial Lighting 8. Bountiful Bones The electric lights used in your home are either Which has the greatest number of vertebrae? fluorescent or ... A. giraffe A. putrescent B. flamingo B. inflorescent C. elephant C. obsolescent D. gopher snake D. effervescent E. pronghorn antelope E. incandescent

4. Ichthyology 9. Metals The backbone of a fish is best described as a(n) ---- All metals are ... structure. A. brittle A. lateral B. opaque B. ventral C. insulators C. anterior D. radioactive D. transverse E. solid at room temperature E. longitudinal

5. Animal Track and Field 10. Hope This Doesn't Happen Soon If these five animals were in a 100-yard dash, which If a large meteorite plunged into the Atlantic, it would would win? certainly cause a(n) ... A. wolf A. ice age B. zebra B. tsunami C. cheetah C. hurricane D. antelope D. worldwide drought E. greyhound E. magnetic pole reversal Science Round 11 Page 2 11. Physical Properties 16. High Temperatures Which is most volatile? A temperature of twenty-seven thousand degrees is A. water typical of ... B. mercury A. molten lava C. uranium B. lightning bolts D. gasoline C. turbojet engines E. table salt D. water in a geyser E. the surface of the Sun

12. Fuels 17. Meteorological Instruments Ethanol is commercially produced from ... You measure air pressure with a ... A. coal A. barometer B. uranium B. anemometer C. crude oil C. hydrometer D. natural gas D. thermometer E. agricultural products E. side scan sonar

13. Zoology 18. Animal Classifications Which is not nocturnal? Elephants, cows, and caterpillars are ... A. bat A. insects B. eagle B. conifers C. hyena C. parasites D. armadillo D. herbivores E. cockroach E. invertebrates

14. Marine Reptiles 19. Anatomy Which creatures only leave the water to breed and lay What consists of bundles of contractile cells? eggs? A. skin A. turtles B. teeth B. iguanas C. bones C. alligators D. neurons D. crocodiles E. muscles E. anacondas

15. Pollution 20. Distillation Acid rain does not cause ... Which could not be separated from a water mixture A. retarded tree growth through a distillation process? B. deterioration of paint on cars A. oil C. runaway algae blooms in lakes B. sugar D. disintegration of limestone monuments C. alcohol E. accelerated corrosion of bronze statues D. hydrogen E. iron filings Science Round 11 Page 3 21. Simple Machines 26. Levers Which are not applications of inclined planes? If you have an eight-foot pry bar and your fulcrum is A. nails and spikes one foot from a 210-pound boulder, you must apply B. seesaws and oars how many pounds of force to pry it up? C. ladders and stairs A. 20 D. propellers and screws B. 30 E. loading ramps and switchback roads C. 40 D. 50 E. 60

22. Fauna 27. Radioactivity Which illustrates fauna? Just 1/32nd of a radioactive isotope is still radioactive A. oaks after 160 days. Its half-life is how many days? B. geodes A. 18 C. metals B. 24 D. finches C. 28 E. seaweeds D. 32 E. 41

23. Instrument Components 28. Biomes Diaphragms are found in ... Taiga is a biome most prevalent in ... A. telescopes A. Alaska B. centrifuges B. Kansas C. compasses C. Florida D. microphones D. New Mexico E. electromagnets E. Pennsylvania

24. Bird Beaks 29. Extinct Critters Cracker beaks, short thick conical bills for breaking Which is a protobird? open seed, are characteristic of ... A. trilobite A. hawks and owls B. triceratops B. ducks and geese C. stegosaurus C. herons and kingfishers D. velociraptor D. sparrows and cardinals E. archaeopteryx E. woodpeckers and flickers

25. Zoology 30. Natural Phenomena If Waldo told Zelda that there was an insect crawling El Nino is of particular interest to ... up her leg, Zelda would immediately know that it was A. seismologists not a ... B. entomologists A. fly C. volcanologists B. beetle D. meteorologists C. scorpion E. paleontologists D. cockroach E. grasshopper Science Round 11 Page 4 31. Faster than a Speeding Bullet If Superman is flitting along at 3000 mph, about how many miles does he cover in 7 seconds? A. 3 B. 6 C. 9 D. 12 E. 15

32. Zoological Orientations Which spends practically all of its life with its ventral surface oriented upward? A. bat B. halibut C. centipede D. tree sloth E. king cobra

33. Flat-Tailed Wildlife Beavers are ... A. tiny bears B. large rodents C. marine marsupials D. primitive primates E. terrestrial invertebrates

34. Seeds Which tree has the largest seed? A. apple B. peach C. cherry D. banana E. redwood

35. Everyday Chemistry The everyday name of sodium bicarbonate is ... A. salt B. aspirin C. vinegar D. baking soda E. battery acid Science Round 11 - Answers 1. C 2. E 3. E 4. E 5. C 6. A 7. A 8. D 9. B 10. B 11. D 12. E 13. B 14. A 15. C 16. B 17. A 18. D 19. E 20. D 21. B 22. D 23. D 24. D 25. C 26. B 27. D 28. A 29. E 30. D 31. B 32. D 33. B 34. B 35. D Science Round 12 Page 1 1. Biosphere Productivity 6. Scientific Notation The greatest amount of organic material for a given What number is the same as 6.5 times ten to the area is produced annually in estuaries, reefs, and ... negative fifth? A. tundra A. .065 B. deserts B. .0065 C. grasslands C. .00065 D. tropical forests D. .000065 E. coniferous forests E. .0000065

2. Light 7. Special Maps Which is an illuminated object? Isoseismic lines on maps are lines of equal ... A. a glowworm A. altitude B. a campfire B. temperature C. Alpha Centauri C. mean precipitation D. the planet Venus D. barometric pressure E. an incandescent light bulb E. earthquake shock intensity

3. Herbivores 8. Earthquakes Which critter is herbivorous? The amount any point moves from where it was prior A. seal to an earthquake is called the ... B. A. displacement C. walrus B. disfigurement D. manatee C. disbursement E. porpoise D. dismantlement E. disembodiment

4. Rockets 9. Physical Properties The Saturn V launch vehicle that propelled the Apollo Which has a vitreous appearance? 11 spacecraft to the Moon had three rocket sections A. rubber ball called ... B. gold nugget A. limbs C. glob of mud B. zones D. wooden spoon C. stages E. crystal goblet D. sectors E. components

5. History of Physical Science 10. Genetic Metaphors Who first enunciated a law that explains why a DNA is described as a ... bowling ball on the Bonneville Salt Flats tends to A. roof remain in a stationary position? B. blueprint A. Ohm C. foundation B. Newton D. building permit C. Roentgen E. plumbing system D. Aristotle E. Copernicus Science Round 12 Page 2 11. Astronomical Waxing 16. Fine Feathered Friends Which is becoming more extensive fastest? Which birds live in an environment most similar to A. Sun that of pelicans and shearwaters? B. universe A. rheas, kiwis, and ostriches C. asteroid belt B. condors, osprey, and falcons D. solar system C. cuckoos, sapsuckers, toucans E. magnetosphere D. shrikes, starlings, and finches E. cormorants, albatrosses, and petrels

12. Heavy Metal 17. Trees All steels contain ... Conifers do not include ... A. tin A. firs B. iron B. maples C. lead C. junipers D. pewter D. hemlocks E. aluminum E. redwoods

13. Resources 18. Phase Changes With the mineral comprising New Mexico's White Distillation involves ... Sands National Monument, you could make ... A. liquidation and dehydration A. asphalt B. ventilation and coagulation B. newsprint C. irradiation and oxygenation C. explosives D. pollinization and germination D. plasterboard E. evaporation and condensation E. polyurethane

14. Vision 19. Watercourses In your eye, the lens focuses light onto the ... Meanders are typically found ... A. iris A. along narrow valleys B. pupil B. just above cascades C. retina C. immediately below dams D. cornea D. where there is little gradient E. optic nerve E. at the confluence of two streams

15. Friction 20. Mechanics Friction is greatest between ... Which is propelled by means of an inclined plane A. steel and ice wrapped about a cylinder? B. copper and glass A. kayak C. cast iron and zinc B. rocket D. concrete and rubber C. bicycle E. aluminum and platinum D. tugboat E. skateboard Science Round 12 Page 3 21. Climate Comparisons 26. Big Blowouts The same climate found in the Sahara also Which is a volcano that erupted recently? predominates in ... A. Ararat A. Southeast Asia B. Everest B. western C. Olympus C. central Australia D. Pinatubo D. northeastern India E. Rushmore E. the upper Amazon basin

22. Antarctic Birds 27. Scientific Measurement Which does not spend any of the year in Antarctica? Scientists use parallax as a method for measuring ... A. Arctic tern A. geologic time B. emperor penguin B. atomic energy C. great horned owl C. distances to stars D. wandering albatross D. heat in the Earth's core E. southern giant petrel E. crystalline structures of minerals

23. Marine Mammals 28. Free Fall One characteristic of sea otters is that they ... Which object dropped from the Golden Gate bridge A. use primitive tools requires the longest time to reach its terminal velocity? B. forage only at night A. Cheesehead hat C. are capable of flight B. mature palm frond D. bear their young in pouches C. titanium ball bearing E. hibernate during the winter months D. -eaten army blanket E. copy of Scientific American

24. Geological Resources 29. NASA Training Indians made arrowheads of ... Astronaut training may involve strapping a trainee A. mica and pyrite into which device that simulates acceleration in a B. slate and schist spacecraft? C. pumice and chalk A. dynamo D. chert and obsidian B. cyclotron E. conglomerate and graphite C. centrifuge D. magnetron E. gyroscope

25. Physical Properties 30. Lunar Phases No liquid would be described in terms of its ... The phase of the Moon just after a new moon is called A. volatility and opacity a ---- crescent. B. solubility and viscosity A. wading C. malleability and elasticity B. waning D. compressibility and density C. waving E. combustibility and conductivity D. waking E. waxing Science Round 12 Page 4 31. Measurement in Physics Which is a measurement of velocity? A. 7 hp B. 42 psi C. 28 fps D. 5000 kg E. 80 kcal/kg

32. Trees Trees only a few feet in height but over a century old are found ... A. at timberline B. on coral atolls C. in desert biomes D. near volcanic vents E. growing in alkaline soils

33. Periodic Phenomena "Waning gibbous" is a ... A. lunar phase B. subsiding tide C. decreasing wind D. season between summer and fall E. period between afternoon and night

34. Physical Properties Which has the highest ductility? A. lead B. mica C. sulfur D. garnet E. asbestos

35. Saving Space The volume of a substance cannot be decreased by means of ... A. compaction B. conjunction C. constriction D. compression E. condensation Science Round 12 - Answers 1. D 2. D 3. D 4. C 5. B 6. D 7. E 8. A 9. E 10. B 11. B 12. B 13. D 14. C 15. D 16. E 17. B 18. E 19. D 20. D 21. C 22. C 23. A 24. D 25. C 26. D 27. C 28. C 29. C 30. E 31. C 32. A 33. A 34. A 35. B Science Round 13 Page 1 1. Forebears 6. Seawater Who said this? To measure the density of seawater, you must know its Man is descended from a hairy, tailed pressure, salinity, and ... quadruped, probably arboreal in its habits. A. inertia A. John Audubon B. opacity B. Sigmund Freud C. viscosity C. Charles Darwin D. longitude D. Luther Burbank E. temperature E. Johannes Kepler

2. Agricultural Pests 7. Mechanics The boll weevil is a ... Which is not a common application involving the A. fly simple machine with which it is paired? B. beetle A. flagpole - pulley C. cricket B. knife blade - wedge D. caterpillar C. bottle opener - lever E. grasshopper D. doorknob - wheel and axle E. wheelbarrow - inclined plane

3. Organ Anatomy 8. Mother Nature Which has the greatest length? Thermoclines are ... A. aorta A. in lakes B. trachea B. in lava tubes C. esophagus C. in arid deserts D. spinal cord D. on high mountains E. small intestine E. at the bottom of ocean trenches

4. Pulleys 9. Earth Science Bonzo needs a force of 50 pounds to lift a 40 pound Stalactites are mostly found ... object by means of a single pulley system. The A. near glaciers efficiency of the machine is ---- percent. B. beneath calderas A. 65 C. in limestone caverns B. 70 D. along tropical beaches C. 75 E. around meteorite craters D. 80 E. 85

5. Back to the Grind 10. Ecosystems Which is least abrasive? The least amount of organic material per given area is A. emery produced annually in ... B. pumice A. coastal zones C. carbide B. tropical wetlands D. graphite C. coniferous forests E. diamond D. deserts and tundra E. grasslands and pastures Science Round 13 Page 2 11. Body Systems 16. Minerals Protection against dehydration and ultraviolet light is The most common form of ---- consists of long, provided by the ---- system. hollow fibers that are about 25 nanometers in A. skeletal diameter. B. nervous A. mica C. digestive B. quartz D. circulatory C. calcium E. integumentary D. graphite E. asbestos

12. Big Blasts 17. Ecological Classification A nuclear explosion on the floor of the Atlantic could Omnivores ... produce a(n) ... A. are cold-blooded A. atoll B. are primarily reptiles B. geyser C. eat both plants and meat C. tsunami D. keep their young in pouches D. cordillera E. live in brackish or salt water E. jet stream

13. Seasons 18. National Park Wildlife If someone wishes you "Happy vernal equinox!," what Abundant in the Serengeti National Park are ... month is it? A. koalas A. June B. pandas B. March C. moose C. August D. caribou D. October E. gazelles E. December

14. Nutrition 19. Pressure About how many calories are in a three liter container An iron cube 8 centimeters on an edge weighs 256 of water? grams. How much pressure, in grams per square A. 0 centimeter, does it exert? B. 1.5 A. 4 C. 3 B. 8 D. 4.5 C. 16 E. 6 D. 32 E. 64

15. Levers 20. Physical Science A 260-pound nose tackle sitting 4 feet from the center What allows belts to drive wheels, nails to hold in of a teeter-totter exactly balances a 80-pound wood, vehicles to stop, and you to walk across a gym ballerina sitting how many feet out on the other side floor? of the fulcrum? A. friction A. 11 B. buoyancy B. 13 C. cohesion C. 15 D. surface tension D. 17 E. centrifugal force E. 19 Science Round 13 Page 3 21. Industrial Science 26. Astronomical Locales Vaporization and condensation are the two processes Inside the Milky Way, you would not find ... involved in making ... A. Halley's comet A. burlap and canvas B. the asteroid belt B. bronze and pewter C. the Andromeda galaxy C. china and porcelain D. the constellation Orion D. gasoline and alcohol E. Europa, Io, Titan, and Phobos E. vinegar and lemonade

22. Zoology 27. Temperatures All bipedal animals ... For most liquids, the freezing point is the same as the A. have two horns ---- point. B. are fork-tongued A. dew C. walk on two legs B. flash D. reproduce twice annually C. boiling E. have two-chambered hearts D. melting E. ignition

23. Chemistry 28. Shuttle Steering Rusting is a slow form of ... Steering a space shuttle in orbit required ... A. adhesion A. flaps B. diffusion B. tillers C. combustion C. rudders D. amplification D. ailerons E. condensation E. thrusters

24. Satellites 29. LEDs Some astronomers speculate that the two moons The minimum number of light-emitting diodes orbiting around Mars are captured ... required to display numerals from 0 to 9 is ... A. stars A. 3 B. comets B. 5 C. nebulae C. 7 D. quasars D. 9 E. asteroids E. 11

25. Scientific Speculation 30. Scientific Finds A hypothetical shortcut through space-time is called a On the continent where you are least likely to find ... dinosaur fossils, you would be most likely to find ... A. foxhole A. Hittites B. keyhole B. termites C. sinkhole C. satellites D. blowhole D. stalactites E. wormhole E. meteorites Science Round 13 Page 4 31. Geological Processes Although sedimentary strata were laid down horizontally, over time they may be bent, buckled, or slanted through ... A. tilting and folding B. sorting and abrasion C. weathering and erosion D. lithification and petrification E. compaction and cementation

32. State Records The U.S. state that is hit most often by hurricanes is also the one with the greatest annual number of ... A. blizzards B. avalanches C. earthquakes D. lightning strikes E. active volcanoes

33. Skeletons Which has an exoskeleton? A. eel B. beetle C. octopus D. porpoise E. rattlesnake

34. Park Flora Which trees are in Yosemite National Park? A. date palms B. sugar maples C. giant sequoias D. bald cypresses E. black mangroves

35. Flight Forces What tends to retard the movement of an airplane's wing through the air? A. yaw B. lift C. pull D. drag E. pitch Science Round 13 - Answers 1. C 2. B 3. E 4. D 5. D 6. E 7. E 8. A 9. C 10. D 11. E 12. C 13. B 14. A 15. B 16. E 17. C 18. E 19. A 20. A 21. D 22. C 23. C 24. E 25. E 26. C 27. D 28. E 29. C 30. E 31. A 32. D 33. B 34. C 35. D Science Round 14 Page 1 1. Light Transmission 6. Sensation Which is translucent? Which sensory receptors allow you to feel cold and A. canvas warmth? B. cardboard A. chemoreceptors C. cellophane B. thermoreceptors D. aluminum foil C. mechanoreceptors E. frosted glass D. vestibular receptors E. electromagnetic receptors

2. Scientific Measurement 7. Days and Nights Decibels are used in measuring the ... The length of night equals the length of day on one A. density of liquids day in each of what two months? B. loudness of sounds A. October and April C. luminescence of lights B. November and May D. strength of magnetic fields C. December and June E. amount of electrical current D. August and February E. September and March

3. Bird Berths 8. Reptilian Motion In which region is the number of nesting bird species Some ---- are capable of bipedal locomotion. lowest? A. lizards A. Chile B. turtles B. Mexico C. snakes C. Florida D. alligators D. Venezuela E. crocodiles E. Greenland

4. Zoology 9. The Earth Which creatures suckle their young? About 11% of Earth's surface is covered with ... A. sharks A. ozone B. vultures B. seawater C. elephants C. continents D. tarantulas D. igneous rock E. salamanders E. ice caps and glaciers

5. Extinction 10. Australian Etymology Which were extinct at the end of the Tertiary period? The name for which animal did not originate in an A. bivalves aboriginal language of Australia? B. sea urchins A. dingo C. zooplankton B. wallaby D. plesiosaurs C. wombat E. crocodilians D. capybara E. kookaburra Science Round 14 Page 2 11. Arthropods 16. Transmutation Causation Which is a non-pupating insect? Heavier elements may be produced from lighter ones A. bee through ... B. moth A. fusion C. beetle B. oxidation D. butterfly C. telekinesis E. grasshopper D. fermentation E. photosynthesis

12. Hearing 17. Not Oars or Ors but Ores The anvil and hammer are two of the three tiny bones Lodestone is a magnetic variety of magnetite, an ore of the ear which enable a person to hear. The third containing a high percentage of ... bone is the ... A. tin A. shoe B. iron B. ladle C. lead C. plate D. nickel D. saddle E. copper E. stirrup

13. Muscle Mass 18. Physical Phenomena The pectoral muscles may account for more than 30% Which means "to give off bubbles of gas"? of the entire body weight of ... A. oxidize A. fish B. coalesce B. apes C. dissipate C. birds D. effervesce D. frogs E. precipitate E. lizards

14. Physical Properties 19. Solids Which diffuses most readily? Examples of amorphous solids include glass and ... A. water A. salt B. sugar B. pitch C. helium C. sugar D. uranium D. quartz E. gasoline E. diamond

15. Extinct Creatures 20. Chemistry History An adult member of which extinct creature weighed Medieval scientists who attempted to transmute lead the least? into gold were ... A. triceratops A. alchemists B. stegosaurus B. biochemists C. brontosaurus C. geochemists D. tyrannosaurus D. microchemists E. archaeopteryx E. electrochemists Science Round 14 Page 3 21. Briny Bodies 26. Origins Water with the highest salinity is in the ... Petrogenesis is the study of the origins of ... A. Dead Sea A. gases B. Arctic Ocean B. rocks C. Bay of Bengal C. clouds D. Gulf of Mexico D. ocean waves E. English Channel E. electrical currents

22. Zoology 27. Energy Transfer Which is not a carnivore? People standing around a campfire are mainly A. oryx warmed by ... B. otter A. radiation C. dingo B. conduction D. walrus C. convection E. cheetah D. evaporation E. condensation

23. Animal Anatomy 28. Atmospheric Suspensions Which has a proboscis? Which is not a type of cloud? A. yak A. cirrus B. ostrich B. litmus C. butterfly C. stratus D. crocodile D. nimbus E. salamander E. cumulus

24. Earth's Interior 29. Alternative Fuels The only clues to the composition of the inner layers Pure biodiesel cannot be made from --- oil. of the Earth come from ... A. corn A. astrology B. olive B. seismology C. shale C. entomology D. peanut D. paleozoology E. soybean E. epidemiology

25. Ecology 30. Food Chains Which are at the end of every food chain? Which organism comes last in a food chain? A. producers A. deer B. parasites B. grass C. carnivores C. mouse D. herbivores D. vulture E. decomposers E. mountain lion Science Round 14 Page 4 31. Resource Sources The same kind of valuable, hard, dense material that hippopotamuses and narwhals produce can also be obtained from the ... A. antlers of deer B. shells of barnacles C. tusks of mammoths D. horns of mountain sheep E. fossilized eggs of dinosaurs

32. Matter The Sun comprises about 99.86 percent of the mass of the entire solar system. Most of the rest is accounted for by ... A. planets B. comets C. meteors D. asteroids E. cosmic rays

33. Free Fall Which object dropped from a bridge takes longest to reach its terminal velocity? A. a Frisbee B. a tee shirt C. a class ring D. a rose petal E. an open umbrella

34. Air Masses A maritime tropical air mass could originate over ... A. Bolivia or Paraguay B. Romania or Bulgaria C. Saudi Arabia or Iran D. Iceland or Greenland E. Tarawa or Tahiti

35. Marine Biology Mollusks usually have ... A. fins B. claws C. shells D. flippers E. antennae Science Round 14 - Answers 1. E 2. B 3. E 4. C 5. D 6. B 7. E 8. A 9. E 10. D 11. E 12. E 13. C 14. C 15. E 16. A 17. B 18. D 19. B 20. A 21. A 22. A 23. C 24. B 25. E 26. B 27. A 28. B 29. C 30. D 31. C 32. A 33. C 34. E 35. C Science Round 15 Page 1 1. Heavenly Disquiet 6. Electrical Charges Disturbances in radio communications and When you rub a plastic strip with cotton, the strip fluctuations in electric power transmission are becomes positively charged because the ... commonly associated with ... A. strip lost electrons to the cotton A. eclipses B. strip got extra protons from the cotton B. equinoxes C. charging process created more protons C. solar flares D. friction destroyed electrons on the strip D. lunar phases E. strip got extra electrons from the cotton E. meteor showers

2. Rock 7. Marine Biology Which is igneous? Remoras are especially associated with ... A. coal A. sharks B. chalk B. sponges C. pumice C. sardines D. limestone D. sea snakes E. conglomerate E. sea urchins

3. Nuclear Reactions 8. Sentiments A fusion reaction is probably taking place in the Beliefs such as a wild bird in the house signals death center of the ... or rats leaving a ship means it is going to sink are ... A. star Polaris A. resolutions B. moon Europa B. aspirations C. planet Neptune C. admonitions D. asteroid Ceres D. superstitions E. comet Kahoutek E. connotations

4. The Ocean Bottom 9. Biome Zoology Long, very deep, steep valleys on the ocean floor are Which are least common in taiga? called ... A. hares A. slits B. wolves B. reefs C. caribou C. deltas D. monkeys D. furrows E. lemmings E. trenches

5. Vulcanian Islands 10. Stars Which is part of the Ring of Fire? The main factor that determines the life span of a star A. Crete is ... B. Iceland A. its mass C. Sri Lanka B. its proximity to other stars D. New Guinea C. how much carbon it contains E. Madagascar D. its distance from the big bang E. its speed through the universe Science Round 15 Page 2 11. Plant Stems 16. The Solar System Which have the softest, most perishable stems? A distance of nine times around the Earth's equator is A. rose, daisy approximately equal to the distance from the Earth to B. chive, basil ... C. corn, tomato A. Mars D. cypress, banyan B. Venus E. saguaro, prickly pear C. the Sun D. Mercury E. the Moon

12. Liquids 17. The Earth's Water A teaspoonful of ---- draws itself into the smallest While the greatest percentage of Earth's water is in the gravity-distorted sphere when poured onto a smooth oceans, the next greatest percentage is in ... surface. A. lakes A. water B. groundwater B. vinegar C. the atmosphere C. mercury D. rivers, and streams D. gasoline E. ice caps and glaciers E. vegetable oil

13. Air Masses 18. Bread Chemistry Polar continental air masses enter the United States Bread dough rises because yeast acting on the sugar in through ... the dough produces ... A. Mexico A. air B. Canada B. ozone C. the tropics C. nitrogen D. the Gulf States D. free hydrogen E. the West Indies E. carbon dioxide

14. Habitats 19. Really Going Out to Dinner Where would you find a periwinkle? Which may turn its stomach inside-out through its A. in a damp cave mouth and digest food outside its body? B. on a deciduous tree A. tick C. in a swampy wetland B. squid D. on a rocky ocean shore C. amoeba E. beneath the sands of a desert D. starfish E. earthworm

15. Body Parts 20. Gravity The larynx is at the upper end of the ... A 98-pound weakling could easily bench press a A. aorta full-sized locomotive on the ... B. trachea A. Sun C. jejunum B. Moon D. carpal tunnel C. planet Venus E. Eustachian tube D. asteroid Amor E. star Betelgeuse Science Round 15 Page 3 21. Fish Directions 26. Bird Categories Which surface on most fish faces upward? Which are not migratory birds? A. dorsal A. terns and robins B. lateral B. mallards and pintails C. ventral C. wild turkeys and great horned owls D. anterior D. snow geese and whooping cranes E. posterior E. hummingbirds and mourning doves

22. Extinct Creatures 27. Ocean Mining Ichthyosaurs most closely resembled modern ... Economical methods have not yet been developed for A. egrets mining which natural resource from oceans or ocean B. dolphins basins? C. lobsters A. gold D. monkeys B. petroleum E. anacondas C. magnesium D. natural gas E. mineral salts

23. Water 28. Freezing Even the purest tap water is contaminated with a Which has the lowest freezing point? variety of dissolved substances. Those contaminants A. water can be removed through ... B. alcohol A. aeration C. oxygen B. filtration D. mercury C. distillation E. carbon dioxide D. electrolysis E. transmutation

24. Special Facilities 29. Paleontology A building containing an optical device for projecting Molds of ancient leaves are called ... images of celestial bodies onto the inner surface of a A. reliefs hemispherical dome is a ... B. stamps A. solarium C. ciphers B. vivarium D. screens C. terrarium E. imprints D. sanitarium E. planetarium

25. Light 30. Forces It is not true that an object that is ... Lift is not provided by ... A. red absorbs all colors of light but red A. wings of airplanes B. blue absorbs all colors of light but blue B. feathers on arrows C. black absorbs all colors of light but black C. keels of D. green absorbs all colors of light but green D. rotors of helicopters E. yellow absorbs all colors of light but yellow E. hydrofoils on motorboats Science Round 15 Page 4 31. Homogeneous Solids Minerals are all ... A. inorganic B. malleable C. radioactive D. transparent E. fluorescent

32. Around and Around In contrast to rotation, which is an example of revolution? A. a spiralling football B. a tennis ball with backspin C. the Earth turning on its axis D. an ice skater doing pirouettes E. a seat on a moving ferris wheel

33. Wind The highest velocity winds are associated with ... A. doldrums B. tornadoes C. monsoons D. hurricanes E. trade winds

34. Mineralogy Which mineral is mined primarily in the American Southwest? A. iron B. halite C. sulfur D. quartz E. turquoise

35. Vulcanology Vocabulary Which terms do not relate to volcanoes? A. fiord, cirque, moraine B. lahar, caldera, magma C. fumarole, crater, obsidian D. pahoehoe, pumice, spatter cone E. pyroclastic debris, basalt, cinder cone Science Round 15 - Answers 1. C 2. C 3. A 4. E 5. D 6. A 7. A 8. D 9. D 10. A 11. B 12. C 13. B 14. D 15. B 16. E 17. E 18. E 19. D 20. D 21. A 22. B 23. C 24. E 25. C 26. C 27. A 28. C 29. E 30. B 31. A 32. E 33. B 34. E 35. A