Unit4 Astronomy the science of the stars 新课标人教版-豆柴文库

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Unit4Astronomy:thescienceofthestarsWhatsubjectsdoyoulearnatschool?AstronomyGeophysicsBiochemistryMedicineAstronomybiochemistrygeophysicsmedicineNicolausCopernicus哥白尼IsaacNewton,1642―1727Albert,Einstein(1879-1955)StephenHawking张衡(78AD-139AD),earliestastronomerinChinaLaterHanDynastyuniversetheMilkyWayTheSolarSystemSolarsystem:ismadeupofthesunandtheobjectsthatorbitit.Theseincludethenineplanetsandtheirmoons,aswellascomets,andmeteors.TheuniverseHowlifebeganontheearth?PanguseparatestheskyfromtheearthThedevelopmentofthelifeStoriesaboutthebeginningoftheuniverseinChina:TheBiblicalAccountTheBigBang宇宙大爆炸Doyouknowwhatascientificideais?Theatmosphereoftheearth:vapor水蒸汽,gases(carbondioxide二氧化碳,oxygen氧气,nitrogen氮气),dustAnimalslivinginoceans.amphibians.Theyarereptiles.Dividethemintotwogroups.Couldtheylayeggs?Theyaremammals.ape,humanbeing/mankind