L08 - EarthMoonSystem PlanetEarth P=365days d=1AU...

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Unformatted text preview: EarthMoonSystem PlanetEarth P=365days d=1AU =5,500kg/m3 6,387km Moon =3,300kg/m3 1,738km Chap5 StudyingEarth:Landscapes StudyingEarth:OverallStructure 6mainlayersofEarth 1)MetallicCores(ironcore) 2)Mantle(Silicatemantle) 3)Crust 4)Atmosphere 5)Trophosphere 6)Magnetosphere EarthCores:SeismicWaves EarthCores:DifferenciaTon Heaviermaterialstendtosinkwhilelightermaterialslikelyfloat! Asaresult? EarthMantle&Crust: HalfmoltenplasTcuppermantle movesduetoconvecTon. EarthconTnents(plate)aredri]ing overthisplasTcmantle. Asaresult? EarthAtmosphere: IsGlobalWarmingjustafluke? Earthsurfacetemperaturekeeps increasingduetohumanacTviTes? FamousGlobalWarmingSkepTcs Dr.FredrickSeitz Dr.RichardS.Lindzen Dr.SFredSinger Dr.PatrickJ.Michaels Dr.RobertC.BallingJr EarthAtmosphere: IsGlobalWarmingjustafluke? 1968 2007 EarthAtmosphere: IsGlobalWarmingjustafluke? Asof2008,1in4mammals isatriskofexTncTon...including polarbears. StudyingMoon:Landscape StudyingMoon:Structure Howthesmoothsurface (Maria)formed? FormaTonofEarthMoonSystem CapturedfromOutside? GreatImpact? AccreTondisc? Assembling (BigImpact+AccreTon)? AreaofPacificOcean =1.2x108km2 ...
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This note was uploaded on 02/15/2012 for the course AST 1002 taught by Professor Dr.haywoodsmith,jr during the Spring '07 term at University of Florida.

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