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Download Weather Test Study Sheet Key Terms 1. Air Mass – very large body
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WeatherTestStudySheet KeyTerms 1. AirMass–verylargebodyofairwithsimilarproperties 2. AirPressure–theforceofairagainstearth’ssurface 3. Anemometer–aninstrumentusedtomeasurewindspeed 4. Barometer–instrumentusedtomeasureairpressure 5. Blizzard–awinterstormwithwindsatleast56km/h,lowtemperature,visibilityless than400m,andfallingorblowingsnowforover3hours 6. Climatograph–weathermap 7. DewPoint–thetemperatureatwhichavolumeofaircannotholdanymorewater vapor 8. DopplerRadar–atypeofradarthatcalculatesdistanceandshowsdirectionof movement 9. Forecast–predictionofwhattheweatherwillbelikeinthefuture 10. Front–boundarybetweenwarmandcoldairmasses 11. Humidity–moistureintheairintheformofagascalledwatervapor 12. Hurricane–largetropicalstormsthatformoverwarmoceans 13. Meteorologist–ascientistwhostudiestheweather 14. Precipitation–icecrystalsorwaterwhichfallsfromclouds 15. Psychrometer–aninstrumentusedtomeasurerelativehumidity 16. Relativehumidity–themeasurementthatcomparestheamountofwatervaporinthe airwiththeamounttheaircanholdatacertaintemperature 17. Satellites–detectlargeweathersystemsacrosstheglobetodetermineworldwide patterns 18. Temperature–themeasureoftheaveragekineticenergyoftheparticlesofasubstance (e.g.,ifthekineticenergyofairmoleculesishigh,wesaythetemperatureishotand coldairistheresultoflowkineticenergyofairmolecules) 19. Thermometer–aninstrumentusedtomeasuretemperature 20. Tornado–violentlyrotatingcolumnofair(orspinningfunnel-shapedcloudwith extremelystrongwinds)incontactwiththeground
