198K - views

NOAA National Weather Service Im a weather forecaster

I need to see clouds and storms from way up high I would like a camera in space to help me predict the weather OK I have an idea how to do that Cool But how would you get a camera into space And how would you get the pictures back to Earth This

Tags : need see
Download Pdf

NOAA National Weather Service Im a weather forecaster




Download Pdf - The PPT/PDF document "NOAA National Weather Service Im a weath..." is the property of its rightful owner. Permission is granted to download and print the materials on this web site for personal, non-commercial use only, and to display it on your personal computer provided you do not modify the materials and that you retain all copyright notices contained in the materials. By downloading content from our website, you accept the terms of this agreement.



Presentation on theme: "NOAA National Weather Service Im a weather forecaster"— Presentation transcript:

NOAANationalWeatherServiceI'maweatherforecaster.Ineedtoseecloudsandstormsfromwayuphigh.Iwouldlikeacamerainspacetohelpmepredicttheweather.OK!Ihaveanideahowtodothat.Cool!Buthowwouldyougetacameraintospace?AndhowwouldyougetthepicturesbacktoEarth? ThisbookletwasadaptedfromtheoriginalworkbyEdKoenig ATIONALOCEANICANDATMO owDoYouMakeaWeatherSatellite? HowDoYouMakeaWeatherSatellite? Well,firstlet'stalkabouthowyougetanythingintospaceandkeepittherewithoutitfallingbacktoEarth.Let'simagineagolfball.Now,mydadisaprettygoodgolfer.Whenhehitstheballwithaclub,itgoesalongwayButifhehitsitfromthetopofahill,itgoesevenfarther.So,ifmydadhadsuper-humanstrength,doyouthinkhecouldhittheballallthewaytotheothersideoftheworld? ItwouldbecomeaIfmydadwereasstrongassomesuperhero,hecouldhittheballsohardandmakeitgosofastabout17,000milesperhourthatitwould"fall"allthewayaroundEarth!IftheballcouldbethrownwayupabovemostofEarth'satmosphere,therewouldbeverylittleairtoslowitdown.Soitcouldkeepgoingaroundandaroundforalongtime. Ifitwouldtakethestrengthofasuperherotothrowagolfballaroundtheworld,imaginewhatitwouldtaketothrowatruckaroundtheworld!Justattachthetrucktoarocketandblastoff.Whentherocketgetsabovetheatmosphere,haveitturnandthrowthetruck.Thetruckwillbeinorbit.Atruck!?Couldyouevendothat?Butwhywouldyouputatruckinorbit?Soitcancarryallthethingsneededtomakeaworkingweathersatellite. ICE ICE CE Likewhat?Howwillthatwork?Who,me?OK,I'lltry.Oneofthethingswewillneedisaninstrumenttotellwhetherit'shotorcolddownbelow.Good!Inyourkitchen,placeatrayoficenearabowlofhottapwater.Moveyourhandovertheice,thenoverthehotwater.Doyoufeelthedifference?I'mgladyouasked!Wouldyouliketotrybeingasatellitetemperaturesensor? Hereisarealweathersatellite.ThisoneiscalledaPOES.Itorbits14timesaday,about500milesaboveEarth.ItpassesnearlyovertheNorthandSouthPoles.WithEarthrotatingbelow,eachPOESpassesoveryourareatwiceeachday.Heatsensorsmeasurethetemperaturesoftheoceans,theland,theair,andtheclouds.NASAbuildsandlaunchesthesesatellites.NOAApaysforandoperatesthem.NOAArunstheNationalWeatherService,whichusesinformationfromPOEStopredictweatherdaysandweeksahead.Thisinformationalsohelpsscientistsstudyhowtheclimateischangingoverlongerperiods.Ithelpswithstudiesofvegetation,pollution,seaice,ozone,andElNioconditions.SolarArraySearch&rescueantenna Hereisadifferenttypeofweathersatellite.ItiscalledaGOES.Itorbits22,300milesaboveEarth'sequator.Thisisjusttherightdistanceforasatellitetomakeoneorbitevery24hours.Canyouguesswhatthatmeans?Right!BecauseEarthrotatesonitsaxisonceevery24hours,theGOESwillseemtobehoveringoverthesamespotonEarthallthetime.TheGOEScanthustakepicturescontinuouslyofstormsformingoverlandandocean.IttakesthepicturesofcloudsandhurricanesyouseeonTV!Nowtheweatherforecasterhastheinformationsheneedstodoherjob.SolarArrayGladIcouldhelp!Hooray!THEEND NEWWORDS:SATELLITE:Abody(suchasaspacecraft)inorbitaroundanotherlargerbody(suchasEarth).Thesatellite'sspeed(momentum)keepsitfromfallingtoEarth,andEarth'sgravitykeepsthesatellitefromflyingoffintospace.ORBIT:ThepathofasatellitearoundEarth(oranotherbody)underabalanceofforces.SENSOR:Adevicethatdetectsenergy(suchasheatorlight)comingfromaNASA:NationalAeronauticsandSpaceAdministration,theU.S.governmentagencythatbuildstheGOESandPOESsatellites,amongmanyotherNOAA:NationalOceanicandAtmosphericAdministration,theU.S.governmentagencyresponsiblefortheweatherservice,amongmanyotherthings.NATIONALWEATHERSERVICE:TheU.S.Governmentagency(partofNOAA)thatcollects,interprets,andsendsweatherinformationtous.POES:Polar-orbitingOperationalEnvironmentalSatellites,thelow-Earthorbitingsatellitesthatpassoverheadtwiceeachday.GOES:GeostationaryOperationalEnvironmentalSatellites,thehigh-Earthorbitingsatellitesthatstayoveroneplaceandtakepicturescontinuously.Formoreinformation:http://www.noaa.govhttp://www.nws.noaa.govJenniferNolanGOESMissionOutreach AeronauticsandOceanicand hathavewelearned? Whathavewelearned?Whathavewelearned?