Third Grade 3.1

Prediction: What type of seed would you have to buy more often? ______

Why do you think this? ______

______

Measure each line to the nearest centimeter.

1. ______

2. ______

3. ______

4. ______

Simple Unit Test (3.2)

Name: ______

1 Which of the following pictures shows how a works?

F G `

H J

2 Which of the following is being used to hold the door open?

A A wedge B A C A D A

SOL 3.2a

3 Which of these objects is a type of screw? A Flagpole B Doorknob C Roller skates D Jar lid SOL 3.2d 4

The head of an axe is wide at one end and pointed at the other to help cut or trim trees. The axe head is an example of —

F a pulley G a and axle H a wedge J an

SOL 3.2a

5 Which one of these would be best to use to move the box out of the truck?

F A pulley G A lever H A wheel and axle J An inclined plane

SOL 3.2b

6 The basket is being lifted by —

F a pulley G a wheel and axle H an inclined plane J a lever

SOL 3.2a

7 Which of these best shows and axles being used?

SOL 3.2c 8 Which of these shows an inclined plane?

SOL 3.2c

9 Which person is using a wedge?

SOL 3.2a 10 The picture shows a simple used at home and at school. Which type of is shown in the picture?

F A pulley G A screw H A lever J A wedge

SOL 3.2c

11 A student wants to look under a heavy rock. Which simple machine would be BEST to use to lift the rock?

A Wheel and axle B Lever C Inclined plane D Screw

12 Which of these shows a pulley?

A C

B D Lever Inclined Plane Wedge Wheel and Axle Screw Pulley

In the blank under each picture, write the type of simple machine pictured above. SPELL THE WORDS CORRECTLY!

______

______

______

______

______

______

______

______Write the name of the simple machine that is described in the sentences below. SPELL THE WORDS CORRECTLY!

Lever Inclined Plane Wedge

Wheel and Axle Screw Pulley

13. These two parts act as one simple machine. They roll and are found on cars, bikes and wheelbarrows. ______

14. A rope, a wheel with a groove in it and a weight make up this simple machine. You can pull down on the rope to lift the weight. ______

15. This simple machine can be used to lift a weight. It has a fulcrum, or pivot point, which can be located in the center, near the end, or at the end of this simple machine. ______

16. This simple machine can be used to split things apart or hold a door open. ______

17. This simple machine can be used to hold things together. It is made up of an inclined plane wrapped around a cylinder. ______

18. A heavy object could be rolled up this simple machine, instead of lifting it straight up. Using this simple machine can save effort, although the object must usually cover more distance if this simple machine is used. ______

19. Name the three simple machines in this compound machine ______, ______, ______,

20. Name two simple machines in this compound machine ______, ______,

21. Name two simple machines in this compound machine ______, ______, Extra Credit – Label the four simple machines found in this bicycle.

Third Grade Benchmark 3.2

Circle the best answer.

1. A flat surface that is raised so one end is higher than the other. It is used to help move heavy objects up or down. a. Lever b. Inclined plane c. Wedge d. Wheel and Axle e. Screw f. Pulley

2. Two inclined planes placed together. It is pointed at one end and wide at the other. It is used to help cut objects. a. Lever b. Inclined plane c. Wedge d. Wheel and Axle e. Screw f. Pulley

3. A stiff bar that moves about a fixed point. It is used to help push, pull or lift things. a. Lever b. Inclined plane c. Wedge d. Wheel and Axle e. Screw f. Pulley

4. A rod attached to a wheel. It helps move and turn things. a. Lever b. Inclined plane c. Wedge d. Wheel and Axle e. Screw f. Pulley

5. A wheel and axle used with a rope. Used to help lift things. a. Lever b. Inclined plane c. Wedge d. Wheel and Axle e. Screw f. Pulley

6. An inclined plane wrapped around a rod. Used to lift things. a. Lever b. Inclined plane c. Wedge d. Wheel and Axle e. Screw f. Pulley

Label the simple machine found in each picture.

Third Grade Benchmark 3.3

Label each event as a physical change or a chemical change.

1. Cutting a piece of paper. ______

2. Burning a piece of wood. ______

3. Baking a cake. ______

4. Breaking a piece of glass. ______

5. Cutting a piece of fruit. ______

1 When water evaporates, it changes into a —

F solid G mixture H gas J solution

SOL 2.3b

2 The pictures below show an ice cube left on a plate in a warm room. Which picture was taken last?

A

B

C

D

SOL 3.1k

3 A car, a tree, a grain of sugar, and a drop of ink are alike because they are all made of —

A metal B sunlight C smaller parts D air and water

SOL 3.3a

4 Which of these properties will change when a rock is broken?

F Its color G Its shape H Its hardness J Its texture

SOL 3.3c

5 Which of these will change when a piece of wood is chopped into smaller pieces?

A The weight of each piece B The hardness of each piece C The color of each piece D The grain of each piece

SOL 3.3c

6 Some children are making mud balls. They cut the mud balls in half. Which of these changed when the mud balls were cut in half?

A The softness of the mud ball B The size of the mud ball C The color of the mud ball D The stickiness of the mud ball

SOL 3.3c

7 Which of these best shows a change in a state of matter?

SOL 2.3 b 8

The picture shows a stick of clay. When the clay was cut into pieces, which of these was the only thing that changed?

F Its stickiness G Its softness H Its shape J Its color

SOL 3.3c

9 In order to change an item from a solid to a liquid, what do you need to add?

A Cold B Heat C Water D Air

10 A physical property is –

F something you use in PE G a place you build your house H part of your body J anything you observe with your senses

11 All materials are made of —

F liquid G wood H smaller parts that cannot be seen J parts that do not stick together

12 A glass jar broke into pieces when it fell on the floor. What is now different about the glass?

F The material in the glass G The color of the glass H The total amount of glass J The shape of the glass

A B

C D

13 The observations recorded above BEST describe —

F a sugar cube G an ice cube H a cherry snow cone J an ice cream cone

14 What will happen to the water in the pot if left over the campfire?

F The water will turn into a solid. G The water will turn into a gas. H The water will turn into a liquid. J The water will turn into ashes.

15 When you sharpen a pencil, it becomes —

F smaller G harder H smoother J more flexible

16

The picture shows a glass of hot water. There are water drops on the inside edge of the glass. Where did the water come from?

F It leaked through the glass. G It was sweat from a person. H The glass was tipped over by someone. J It condensed from the rising steam.

SOL 2.3b

17

When water disappears from a glass on a hot sunny day, it is —

F boiling G condensing H melting J evaporating

SOL 2.3b 18 What are 3 physical properties of a penny?

______

19 What are 3 physical properties of a pencil?

______

20 List the three states of matter ______

21 Matter is anything that takes up ______and has ______.

22 A rock, a nail and a marble are examples of this state of matter ______.

23 Milk and orange juice are examples of this state of matter ______.

24 Oxygen and helium are examples of this state of matter ______.

25 A ______takes up a specific amount of space and has a definite shape.

26 A ______has a volume that stays the same, but it can change its shape.

27 A ______does not have a definite shape or a definite volume.

Choose a word from the word box to identify how matter changes it state in each example

melting evaporation freezing condensation

28 An ice-cream cone starts to drip on a warm day ______

29 Water turns to ice in a freezer ______

30 Rain puddles dry up after the sun comes out ______

31 An ice-cold glass of water starts to “sweat” on the outside of the glass.

______

32 Little drops of dew form on the grass in the early morning. ______Virginia Standards of Learning – Unit Test Adaptations (3.4) Grade 3 Science

Name ______Date ______

1 The stinger on a wasp is used to — 3 Which type of frog foot is best adapted for swimming? F attract other wasps G carry food H protect the wasp J build its home

SOL 3.4a

2 Which box shows animals that depend most on camouflage for protection?

SOL 3.4b SOL 3.4a

4 Which of these shows food-storing behavior?

F A dog barking at a cat G A bird building a nest H An ant carrying a larva to a new nest J A squirrel burying nuts 6 What protects this animal from SOL 3.4a predators?

A Large shell B Large mouth 5 Which box shows an animal that C Thick legs mimics the other animal for D Long neck protection? SOL 3.4a

7 People learn many things, but they do some things by instinct. Which of these is instinctive behavior?

F Swallowing food G Turning off a television set H Talking with friends J Reading a book

SOL 3.4b

8 Some birds fly south for the winter. Birds know when and where to fly because of —

F camouflage G mimicry H instinct J hibernation

SOL 3.4b SOL 3.4b

9 Smelts are fish that lay their eggs in the sand on beaches. When the eggs hatch, the babies know to go to the water. This is an example of —

F instinct G hibernation H camouflage J learned behavior

SOL 3.4b

10 People learn some things by instinct, but they have to learn other things. Which of these is learned behavior? 13 What would the horns of this animal be used for? F Swallowing food G Blinking your eyes A Finding shelter H Breathing B Finding and storing food J Reading a book C Protection D Rearing young SOL 3.4b SOL 3.4

11 Which of these will cause an animal to hibernate?

F Heavy rains G Cloudy skies H Cold weather J Longer days

SOL 1.7b (2003)

12 How do frogs survive the cold winter? 14 Which animal in this picture uses his A They migrate. tail to signal that a predator is near? B They become camouflaged. C They hide in the trees. F Beaver D They hibernate. G Turtle

SOL 2.7a H Insect J Fish

Use the words in the box to fill in the blanks below

adaptation camouflage mimicry

15. Allows organisms to blend in with their environment ______

16. Helps an organism survive in its environment ______

17. Organisms that look like other organisms ______

For each example below, write whether it is an example of camouflage or mimicry

18. A rabbit’s white fur ______

19. A caterpillar that looks like a snake. ______

20. A viceroy butterfly looks a lot like the monarch butterfly. ______

21. A chameleon turns green when it is on green leaves. ______

List two examples of instinctive behavior

22. ______

23. ______

List two examples of learned behavior

24. ______

25. ______

Third Grade Benchmark 3.4

What will this brown bear do in the winter to help it survive? ______

Why does the brown bear do this? ______

Leaf bug Owl Look at the leaf bug and the owl. One is using camouflage, and one is using mimicry to help it survive. What is camouflage? ______What is mimicry? ______How does camouflage and mimicry help these animals survive? ______Which is using mimicry? ______Which is using camouflage? ______

Some animals like the Canadian Goose migrate each year. What does it mean to migrate? ______

Why would an animal migrate each year? ______

Virginia Standards of Learning – Unit Test Food Chains (3.5) Grade 3 Science

Name ______Date ______

1 3 The snake in this food chain is a In this food chain, which organism is predator because it — the producer? A eats other animals B is eaten by the hawk F Snake C is the largest animal G Frog D eats only plants H Caterpillar J Leaf SOL 3.5c SOL 3.5a

4 Raccoons eat fish, berries, nuts, and 2 Which of these is a herbivore? green plants. The raccoon is —

A A cat that eats mice F B A cow that eats grass a producer G C A frog that eats insects an omnivore H D An opossum that eats fruit and fish a decomposer J a carnivore SOL 3.5b SOL 3.5b

8

Which living thing produces its own 5 Bethany saw this jawbone while food? walking in the woods. She could tell by the teeth that this animal was — F Cat G Bird F a herbivore H Grasshopper G a producer J Dandelion plant H a decomposer SOL 3.5a J a carnivore

SOL 3.5b

6 The spotted turtle is common in fresh water. It eats insects, tadpoles, dead fish, and tender aquatic plants. Which of these best describes the spotted turtle?

A A herbivore B A carnivore C An omnivore D A decomposer

SOL 3.5b 9

In the food chain above, what will 7 Why are decomposers important in likely happen if all of the mice leave any environment? the area?

A They make food using sunlight. A There will not be enough insects in B They make places for animals to the food chain. live. B The plants will increase in number. C They help to break down dead C Snakes will not have enough food. organisms. D The food chain will not be harmed. D They are a big part of the water SOL 3.5c cycle.

SOL 3.5a Match the vocabulary words with their meanings by drawing a line from each word to its meaning

10. herbivore An animal that eats both plants and animals

11. carnivore An animal that is eaten for food

12. omnivore A living thing that eats other living things

13. predator A living thing that makes its own food

14. prey An animal that eats only plants

15. producer An animal that hunts other animals for food

16. consumer An organism that breaks down dead things

17. decomposer An animal that eats only meat

18. Write three examples of each type of organism in the chart below (three producers, three consumers, and three decomposers)

Producer Consumer Decomposer

19. Draw a food chain for the following organisms (include the arrows) – person, minnow (small fish), Trout (big fish), algae (plant)

20. Draw a food web for the following organisms (include the arrows): rabbit, snake, hawk, mouse, clover (plant)

Grade Three Benchmark 3.5 a-c

Label the parts of the food chain Using the words in the word box.

______

______

______

Herbivore , Decomposer, Producer, Carnivore

______------In which biome would each animal be found?

Aquatic Desert Rain Forest

Grassland Deciduous Forest

Third Grade Science – Ecosystems (3.6) – Unit Test

Name ______

1 2

What type of animals would be found in the above environment?

A Forest animals B Grassland animals C Rain forest animals D Pond animals

SOL 3.6b

Which set of names best fits the two boxes?

F Roots and Stems G Evergreen and Deciduous H Edible and Nonedible J Flowering and Nonflowering

SOL 1.4c

3 Flies reproduce very rapidly. Some can lay hundreds of eggs. What keeps the world from being overpopulated with flies?

A They are too small. B They fly in the air. C Many of them are eaten. D Many of them migrate.

SOL 3.6c

4 Which of these is more important for plants than for animals in order to live? 6 A Air Which type of habitat is this animal B Water best suited for? C Sunlight D A place to live F Marshlands G Open plains SOL 1.4a H Sandy beaches J Freshwater ponds

5 Which of these is a nonliving thing 7 Which of these can a tree live that mice need to live? without?

A Water A Air B Grass B Water C Seeds C Birds D Rocks D Light

SOL 2.5a SOL 1.4a

8 The roots of a desert plant are close to 10 Which of these does not live in the the surface of the ground. This helps same place as the others? the plant —

A stay warm B get more air C make food more quickly D take in rainwater quickly

SOL 3.6b

SOL 3.6a

9 11 How do animals help oak trees?

What natural event most likely caused A They crack open the acorns. the damage to this forest habitat? B They eat extra leaves.

C They carry acorns to different places. F A flood D They build nests in the tree branches. G A fire H A hurricane SOL 3.10a J An earthquake

SOL 3.10c

12 14 Bobby has a pet lizard that eats insects. Which of these does not need to be in the lizard’s cage?

F Air G Plants H Clean water J Grasshoppers

SOL 1.5a

The picture shows a large area and the animals that live there. Which is the largest population in this area?

A The mountain lion B The deer C The rabbit D The hawk

15 SOL 3.6c This cactus has a thick skin that feels like wax. This type of skin is important because it —

F helps to save water G keeps the plant warm H allows the plant to get food from the 13 air J keeps the plant from falling over

SOL 3.6b

These animals can be grouped together because they all —

F live in the water G have webbed feet H have feathers J live in a cold place

SOL 1.1c 16 Which picture shows an ocean community?

F

G 17

Which of these correctly tells about what is in the pond?

H

A

J

B

C

D

SOL 1.1d

SOL K.1h

18 Which of these must an apple tree have in order to grow?

F Rocks G Fruit H Flowers J Water 20 Which of these animals MOST likely made the hole in the cactus to find water?

19 Which of these do all living things need to stay alive?

F Soil G Water A B H Clothing J Wind

C D

21. What is a population? ______

______

22. What is a community? ______

______

23. List three types of freshwater environments. ______,

______, ______

24. List three types of dry land environments ______,

______, ______

25. What is an example of a salt-water environment? ______

26. List at least two animals and one plant that live in a desert. ______

______

27. List at least two animals and one plant that live in the grasslands. ______

______

28. List at least two animals and one plant that live in a pond. ______

______

29. List at least two animals and one plant that live in an ocean. ______

______

30. What is one way that people change the environment that can help the environment? ______

______

31. What is one way that people change the environment that can hurt the environment? ______

______Third Grade Benchmark 3.6 a b c

Label each animal with the environment in which it lives.

Ocean Desert Rain Forest

Pond Grassland Deciduous Forest

Marsh Swamp Stream River

Science – Soil Unit Test (3.7)

Name ______

1 In which Earth layer do most grasses 5 Which of these is a natural part of grow? soil?

F Solid rock F Paper G Topsoil G Plastic H Subsoil H Silt J Bedrock J Tires

SOL 3.7b SOL 3.7c

6 Soil is important for plant growth because it-

A makes the Earth’s surface hard B moves easily from one place to another C does not let plant roots grow too 50 mL of Water Added to Each deeply Funnel D contains nutrients to help plants grow

3 This experiment shows that — SOL 3.7a

A clay and humus do not hold water B humus holds water better than clay C clay holds water better than humus D clay and humus hold the same amount of water

SOL 3.7c 4 Soil helps trees because soil —

F makes food for the trees G gives nutrients to the trees H turns the roots into new trees J moves the tree seeds to new places

SOL 3.7a

7 Humus, silt, clay, and sand are all parts of —

A soil B fungi C rocks D plants

SOL 3.7c

8 Water and wind can break rock into small pieces. What happens to these small pieces when they break away?

A Plants use them for energy. B They become part of the soil. C They become food for animals. D They turn into earthworms.

SOL 3.7b 11 Plants are MOST likely to get nutrients from area — 9 Why is it easier to grow plants in topsoil than in subsoil? A 1 B 2 A Topsoil has more clay. C 3 B Topsoil has more rocks. D 4 C Topsoil has more dust. D Topsoil has more humus.

SOL 3.7 12 Which of these is NOT a part of

soil?

A Humus 10 Soil is needed by plants because it B Bits of rock gives the plants — C Clay A nutrients D Plastic B rocks C sand D light

SOL 3.7a

What are three types of materials found in soil?

13. ______

14. ______

15. ______

What are two ways that rocks are broken down into smaller pieces to create soil?

16. ______

17. ______

Label the soil layers in the diagram, using the following terms:

subsoil bedrock topsoil

18

19

20

Third Grade Benchmark 3.7

Label the three layers of the earth’s soil.

Label each type of soil.

Sand Clay Rock Silt Humus

Match the type of soil with its definition.

1. Sand A. decayed matter in soil which adds nutrients to soil

2. Silt B. Small grains of worn down rock

3. Clay C. Very small broken pieces of rock, larger pieces than clay

4. Rock D. solid pieces of mineral

5. Humus E. very small particles, holds water well

Wind and rain have washed away soil to create this formation. What is this called? ______

Earth, Moon and Sun Unit Test (3.8a)

Name ______

1 When the moon is seen from the Earth as a whole circle, it is called a —

A full moon B crescent moon C new moon D half moon

SOL 3.8a

2 The pictures below show the same tree at different times of the year. Which picture was taken during the winter?

SOL 3.8a

3

These pictures show the seasons changing from —

A spring to summer B summer to fall C fall to winter D winter to spring

SOL 3.8a

4 Which of the following weather conditions would make you put on a heavy, warm coat and gloves?

A B

C D

SOL 1.7c

5 About how long does each season last?

F 3 minutes G 3 weeks H 3 months J 3 years

SOL 3.8a 6 Leaves on some trees change colors from green to yellow and from orange to red during —

A autumn B spring C summer D winter

7. Sometimes the Moon looks like this …….. and sometimes the moon looks like this.

What causes the Moon to change its appearance this way?

A As the moon revolves around the Earth, Earth’s shadow covers the moon. B. Clouds block part of the moon from our view. C As the moon orbits around the Earth, we see different views of the Moon’s sunlit side.

8 Which of these is caused by the turning (or rotation) of the Earth?

F Day and night G Summer and winter H Moon phases J Stars

9 Which of these is caused by the revolution of the Earth around the sun?

F Day and night G Summer and winter H Moon phases J Stars

10. How long does it take the Earth to make one rotation on its axis? ______

11. How long does it take the Earth to make one revolution around the sun? ______

12. How long does it take the moon to make one revolution around the Earth? ______

13. How many high tides are there every day?______

14. Which season is it in the northern hemisphere in this diagram? ______

15. Which season is it in the northern hemisphere in this diagram? ______

16. Fill in the blank to identify each phase of the moon below

17. What causes the seasons? ______

______

______

18. What causes high and low tides? ______

______

______

19. What causes the phases of the moon? ______

______

______

20. What causes day and night? ______

______

What’s going on? 3

7

Explanations:

Third Grade Science Unit - Life Cycles (3.8b) Unit Test

1 Which of the following is missing above?

2 Which of these shows an animal that looks similar to its parent during its life after hatching?

3. Which of these pictures shows the way a seed would grow?

4. As a baby, which animal looks most different from its parent?

F G

H J

5. Some of the stages in the development of a dandelion are shown above, but they are out of order. What should be the order of the pictures?

A 1,4,2,3

B. 1,3,2,4

C 4,1,2,3

D 4,3,2,1

6. Roberto found the young plant shown in the picture above. Which of the four plants shown below might later have developed from that young plant?

7. The pictures above were taken each year, but one picture was lost. Which one of the pictures below is probably the missing picture?

F G H J

8. Which of these will look most like its parent when it hatches from an egg?

F A butterfly G A frog H A snake J A moth

9. The last stage in the life cycle of an animal is —

F having babies G growing H dying J being born

10. Which group of pictures is in the correct order to show the life cycle of a frog?

11. Look at the pictures showing an acorn becoming a tree. Put the pictures in order by writing 2, 3, 4, 5 on the lines below each picture. Number 1 has been filled in for you.

______1 ______

______12. Draw the life cycle of a butterfly. • Include all four stages of the life cycle • Label each stage • Draw arrows to show which direction the life cycle goes. Third Grade Benchmark 3.8 a

1. How many days are in a year? ______

2. How many hours are in a day? ______

3. A repeated pattern is a ______.

4. When the earth travels one time around the sun to make a year, it has taken one ______.

a. Rotation b. Revolution

5. When the earth turns one time to form a day, it has taken one ______. a. Rotation b. Revolution

6. How many high tides are in one 24 hour day?______

7. How many low tides are in one 24 hour day? ______

Third Grade Benchmark 3. 8 b

1. Draw and label the four stages of a frog’s life in the order that they happen. (adult frog, tadpole, egg, tadpole with legs)

2. Draw and label the five stages of a plant’s life in the order that they happen. (plant with fruit, seedling, seed, plant, plant with flower,)

3. Name three of the five things a plant need in order to grow. a. ______b. ______c. ______

Water Cycle Unit Test (3.9)

Name: ______Date: ______

1 What is the volume of the water?

A 5.1 mL B 5.5 mL C 51 mL D 55 mL

SOL 3.1i

2

When water disappears from a glass on a hot sunny day, it is —

F boiling G condensing H melting J evaporating

SOL 2.3b

3 The energy that drives the water cycle comes from —

F tides G wind H sunlight J plants

SOL 3.9a

4 What is the volume of water in the eyedropper?

A 2.0 milliliters B 2.2 milliliters C 20 milliliters D 25 milliliters

SOL 3.1i

5 What is the volume of salt water in this cylinder?

A 40 mL B 41 mL C 44 mL D 50 mL

SOL 3.1i

6 Snow and sleet are two kinds of —

F precipitation G evaporation H condensation J temperatures

SOL 2.6a

7 All rivers flow to oceans or lakes because water —

F can evaporate G flows downhill H is clear J can freeze

SOL K.5b

8

The picture shows the water cycle. At which point in the cycle does most evaporation occur?

A 1 B 2 C 3 D 4

SOL 3.9b

9 Which kind of precipitation can be seen on a July day in Virginia?

F Rain G Snow H Ice J Sleet

K.8a

10 Which cloth will most likely dry first?

F

G

H

J

SOL 3.1a

11 When water evaporates, it changes into a —

F solid G mixture H gas J solution

SOL 2.3b

12

This is a picture of a dry riverbed. What part of the water cycle is needed for the river to run?

F Evaporation G Condensation H Precipitation J Weathering

SOL 3.9b

13

The picture shows a glass of hot water. There are water drops on the inside edge of the glass. Where did the water come from?

F It leaked through the glass. G It was sweat from a person. H The glass was tipped over by someone. J It condensed from the rising steam.

SOL 2.3b

14 The pictures below show an ice cube left on a plate in a warm room. Which picture was taken last?

A

B

C

D

SOL 3.1k

15 What will happen to the water in the pot if left over the campfire?

F The water will turn into a solid. G The water will turn into a gas. H The water will turn into a liquid. J The water will turn into ashes.

16 The picture of the water cycle shows how —

F the sun warms the Earth G mountains are formed H water from the ocean becomes rain on land J ocean tides decrease and increase

17 What can we do to reduce water pollution?

A Pour chemicals into drains B Use lots of fertilizer C Dump trash into lakes D Clean up oil spills properly

18 A student uses a pan to catch rainwater for watering plants. Which of these would be BEST to use for measuring the amount of rainwater in the pan?

F

G

H

J

19 List three ways to conserve water at home or at school

______

______

______

20 List three sources of water pollution

______

______

______

21 List three sources of water for the community (where do we get water from?).

______

______

______

22 List three places fresh water is found on earth

______

______

______

24 What is water called in each of the three states of matter?

Liquid ______

Solid ______

Gas ______

25. Draw and label the water cycle. Be sure to include all three stages as well as arrows showing the direction of the cycle.

Third Grade Benchmark 3.9

Label each part of the water cycle, and tell what is happening in 1 each.

1. ______2 3 2.______3.______

4. Is water a renewable resource? ______5. Explain why or why not. ______

Science – Interdependence Unit Test (3.10)

1 Which of these do people build to help stop flooding?

A Dams B Streets C Bridges D Sidewalks

SOL 3.10c

2 What natural event most likely caused the damage to this forest habitat?

F A flood G A fire H A hurricane J An earthquake

SOL 3.10c

3 Which of these probably causes the most air pollution?

A Trees B Cars C Wind D Rain

SOL 1.8b

4 Which of these carries away the most soil?

A Fires B Floods C Earthquakes D Volcanoes

SOL 3.10c

5 Which of these will probably cause the most changes in a pond habitat?

F A frog swimming in the pond G A human fishing in the pond H Rocks at the bottom of the pond J Many years with little rain in the pond

SOL 2.5b

6 How do animals help oak trees?

A They crack open the acorns. B They eat extra leaves. C They carry acorns to different places. D They build nests in the tree branches.

7 What can we do to reduce air pollution?

A Take showers instead of baths B Drive cars less often C Pick up litter D Recycle aluminum cans

8. What is a community? ______

______

Name three natural events that can affect natural environments.

9. ______

10. ______

11. ______

Name three ways that people can damage the environment.

12. ______

13. ______

14. ______

Third Grade Benchmark 3.10

1. Something found in nature that humans use is called a a. Resource Renewal b. Natural Resource c. Natural Event d. Conservation

2. The careful use and preservation of our natural resources is called a. Resource Renewal b. Natural Resource c. Natural Event d. Conservation

3. A conservation practice in which species are protected, for example protecting endangered plants by saving their seeds. a. Resource Renewal b. Natural Resource c. Natural Event d. Conservation

4. What would happen to the animals and plants in a grassland if it were flooded? Give at least two examples. ______

Science – Resources Unit Test (3.11)

1 Which item can be used over and over again?

SOL K.10a

2 Which of these is a natural resource?

A Coal B Plastic C Cloth D Brick

SOL 3.11c

3 Turning off lights when you leave a room is a way to —

F recycle materials G save energy H reuse natural resources J reduce trash

SOL K.10c

4 Which of these is not a natural resource?

F Plastic G Water H Forests J Soil

SOL 1.8a

5 The energy used in MOST cars comes from —

A sun B coal C oil D water

6 Which of these is not a natural resource?

F Plants G Insects H Cars J Soils

SOL 1.8

7 Even on the coldest winter days, there is some heat in the air. Almost all of the heat in the air comes from —

F forest fires G volcanoes H the sun J the wind

SOL 3.11a

8 Recycling and reusing are very important ways to help people —

A save natural resources B clean up their homes C make soil for plants D kill harmful germs

9 Which of these models might help show how a windmill works?

10 Which of these is NOT a fossil fuel? A coal B oil C water D natural gas

11 Fossil fuels are formed from A plants and animals B garbage C people making them D they have always been there

12 A material found in nature and used by living things is called a A resource B mine C product D house

13 Which of these is a renewable resource? A trees B coal C oil D natural gas

14 Which of the following resources can get dirty, but can never run out?

A trees B water C coal D aluminum

Use the words in the word box to complete the sentences below. SPELL IT CORRECTLY! renewable resource nonrenewable resource

15. A ______is a resource that will never run out and can’t be used up or can be replaced in a human lifetime.

16. A ______is a resource that will be used up one day.

Use the words from the word box to complete the chart below

coal natural gas water wind oil sun wood

Renewable Resource Nonrenewable Resource 18 22

19 23

20 24

21

For each picture below write the type of resource being used from the box below. One word will be used twice. SPELL IT CORRECTLY!

renewable nonrenewable

25______26______

27______28______

29______30______

Third Grade Benchmark 3.11

1. Name the three sources of natural energy. a. ______b. ______c. ______

2. Energy sources that can be replaced are called a. Renewable b. Non-renewable

3. Energy sources that cannot be replaced are called a. Renewable b. Non-renewable

4. Give one example of a renewable resource. ______

5. Give one example of a non-renewable resource. ______

6. Explain how fossil fuels are created. ______

7. Give one example of a fossil fuel. ______