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Week 4 Museum of Science and Industry, Chicago msichicago.org/summerbrain) Weather log(available at Paper Glue Tape Scissors Rubber band Balloon yogurt cup orjuice glass Small jarorcup, such as a Ping pong ball String Modeling clay Paper clip Pushpin Pencil Two straws Two index cards Gravel Plastic, bottle 2-liter summerbrain) (available at msichicago.org/ Paper rulerand protractor Materials Experiment make your own weather forecasts. speed and tomeasure airpressure. Then collect and compare data and even rainfall amounts, awind vane tosee which way the wind blows, ananemometer tocalculate understand how meteorologists studyand predict the weather. Make araingauge totrack Don’t letsummer storms dampen your fun.Instead, assemble your own weather stationto Week 4:WeathertheSummer Measure eachrainfallontheruler. cover thecutedgeswithtape.Decorateoutsideofbottle. the gravel.Inverttopofbottle,placeitinside thebaseand mark atthetopofgravel.Addwateruntilitreaches thetopof to thebaseofbottleandtapeapaperruleroutside withthe“0” : outside andcollectyourdata. mometer soyoucantrackthetemperature.Putyourweather station a trayorbox)tomakeanall-in-oneweatherstation. Addather Assemble yourinstruments,thenputthemalltogether on abase(like Instructions Cutoffthetopfourthofatwo-literbottle.Addgravel cut here

gravel ruler - jar). Mark onthe gauge where the strawpoints eachday. to thestraw (thepapershouldbeabout twiceastallthe a stripofpaperandfolding itinhalfsothatstandsnext posite endtothecenter of theballoon.Makeagaugebycutting to makeapoint;gluethe op in halfandtrimatanangle a rubberband.Cutstraw small cupandsecureitwith over thetopofajaror a balloon,stretchtheballoon Barometer: Cut the neck off Cuttheneckoff - template. the chartonourprotractor calculate thewindspeed;check the windblows,thenuseitto the angleofstringwhen edge paralleltothefloor.Note anemometer withthestraight edge ofaprotractor.Holdthe to thecenterofstraight ping pongballandtheother of apiecestringto Anemometer: the windblows. should pointinthedirection vane inplace.Thenarrowtip of thepenciltoholdwind paper clip.Useclayatthebase top ofapencilandinsertthe Poke aholeintheeraseron they remaininsidethetriangle. cut theendsofstrawso triangle isparalleltothestraw; straw sothatonesideofthe Tape thetrianglesto the holeandthroughstraw. a straightenedpaperclipinto pushpin andinsertoneendof a holethroughstrawwith triangles fromindexcards.Poke Wind Vane: Cuttwoidentical Tapeoneend

Scientist • Data Analyst • Atmospheric Scientist • Meteorologist You couldbea … Like thisactivity? and tsunamis. phenomena like tornados, avalanches which features large-scale natural in MSI’s Explore the physics behind weather With Weather More WaystoPlay you’re right. then check the next day to see if forecast like aTV meteorologist!— weather willbe–even make avideo clouds, etc.). Guess what tomorrow’s observations onwhat you see (sun, log, including the temperature and Collect data all summer onaweather Game on! points up) means sunny weather. or raising pressure (when the straw storm is approaching, while high straw points downward) means a low orfalling pressure (when the A barometer measures airpressure; measures the speed ofthe wind. the airblows and ananemometer A wind vane shows which direction how muchrain falls at atime. the weather. Arain gauge measures in time. Instruments help measure a specific place at a specific moment characteristics ofthe atmosphere in rainfall and other meteorological humidity, atmospheric pressure, wind, Weather describes the temperature, What’s happening? Science Storms exhibit,

Museum of Science and Industry, Chicago Instruments

0 CM 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 Rain Gauge Anemometer Wind Speed Chart

180 Wind Speed

0 Angle (km/hr) 0

180 90° 0

1

7 1

0

0 95° 9

0 0

1 7

1 100° 13

1

6

0

2 105° 16

0

0

2 0

6

1 110° 19 150

115° 21 30 30

140 150 120° 24

40

40 125° 26

130

140 130° 29 50

50

120 135° 31

60 130

11

0

0 60 140° 34 7

1 0 0 0 8 120

90 145° 37 7 0

0

11

8 0 0 0 1 150° 41 155° 46 160° 52

5700 S. Lake Shore Drive | Chicago, IL 60637 msichicago.org/summerbrain Weather Log Pressure Precipitation Wind Speed Temperature Date Time Barometer Rain Guage Wind Vane Anemometer Thermometer Observations

5700 S. Lake Shore Drive | Chicago, IL 60637 msichicago.org/summerbrain