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ID:56469761
大小:4.95 MB
页数:31页
时间:2020-06-19
《太阳系行星英文简介.ppt》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
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
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