太阳系行星英文简介.ppt

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1、SolarSystemProfileMercuryEquatorialradius2439kmRotationperiod58.65daysPeriodofrevolution87.97daysMercurySurfaceisnotadropofwater.Thehighesttemperaturesofupto350℃.Theminimumtemperatureisonly-170℃.AnyLifecannotsurviveVenusEquatorialradius6051kmRotationperiod243.01daysPeriodofrevolution224.7daysVe

2、nus'srotationisveryspecial,Rotationdirectioncontrarytootherplanets,Itisfromeasttowest,Therefore,Venuspointofview,thesunrisefromwestandsundownineast.Venushasarotationperiodof243days.Orbitalperiodof224.7days.Soa"day"onVenusislongerthan"years".VenushasverythickcarbondioxideAtmosphere,Nowater.Itclo

3、udscomposedofsulfuricaciddroplets.Venus'sthickatmosphereofcarbondioxidecausedbythepowerful"greenhouseeffect“.Surfacetemperaturesupto460℃EarthDiameter12,756kmSurfacetemperature-89℃~58℃Rotationperiod1dayPeriodofrevolution365.24daysThewaterthreestatesonEarthGaseousstateLiquidstateSolidstateEarthsa

4、tellite-MoonmarsEquatorialradius3398kmRotationperiod1.026daysPeriodofrevolution686.98daysMarspolarcapPolarcapsizeissignificantchangewiththeseasonsMarsatmosphericconcentrationofonlyEarth1%TheMartiandaytimetemperaturedoesnotexceed0℃Thenightminus120℃SpiritroverreturnphotosSpiritroverMountOlympus,t

5、hehighestmountaininthesolarsystem.Greatvolcanoofupto25km,radiusof624kilometers.MarinerValleyonMarsThetwosatellitesofMarsPhobosDemosHumanfaceonMarsAsteroidbeltTherearemanyasteroidsbetweenMarsandJupiter,Aboutfewkilometersradius.Accordingtoastronomersestimate,Theasteroidnumberabouttensofthousandso

6、fpiecesof.AsteroidbeltJupiterEquatorialradius71398kmRotationperiod0.41daysPeriodofrevolution11.86yearsJupiteristhelargestplanetinthesolarsystem,ItsvolumeathousandtimesmorethantheEarth's.Qualitymorethanthesumofthequalityoftheothersevenplanetsinthesolarsystem.Jupiter'sGreatRedSpotJupiterrotateson

7、ceevery10hours.Redandyellowribboncloudswillsweeptheplanet.Inplacesneartheequator,Windspeedashighas480kilometersperhour.Jupiter'sfourmajorsatellite埃歐（IO）加尼美德（GANYMEDE）歐羅巴（EUROPA）卡利斯托（CALLISTO）SaturnEquatorialradius60330kmRotationpe