高中英语《Unit 4 Astronomy the science of the stars》period 1课件 新人教版必修3.ppt

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1、Astronomy:thescienceofthestarsPeriodoneWarmingup&readingWarmingUpWhatsubjectsdoyoulearnatschool?ChineseEnglishmathematicsphysicshistorygeographyphysicsbiologychemistrybrainstorminggeophysicsbiochemistryastronomybiochemistrygeophysicsmedicine__________thescientificstudyof

2、treatmentofdiseasesandinjures__________thestudyofthechemistryoflivingthings_________thescientificstudyoftheearth’satmosphere,oceansandclimate__________thescientificstudyofobjectsinspace,suchasplanets,stars,cometsand“blackholes”astronomymedicinebiochemistrygeophysicsAstro

3、nomyisthescientificstudyoftheuniverseandtheheavenbodies(suchasthesun,themoon,andstars),gas,anddustwithinit.astronomerTheSolarsystemeightplanetsmanycometsotherobjects地球______木星______火星______水星________海王星_______F.冥王星_______G.土星________H.天王星_______I.金星________EarthJupiterMa

4、rsMercuryNeptunePlutoSaturnUranusVenusTheearth’satmosphereTheearth’satmospherenitrogenoxygendioxidecarbonsurfacevapourTheearth’satmospherePresentationHOWLIFEBEGANONTHEEARTH?PanguseparatestheskyfromtheearthNuwamakeshumanbeingsTheBigBangHowmanypartscanthetextbedividedinto?

5、Twoparts:Part1(para1)Part2(para2.3.4)Watermadeitpossibleforlifebegintodevelop.Thedevelopmentoflivingthings.EnergeticdustAsolidballExplodeatmospherewaterWatermadeitpossible________________________forlifetobegintodevelop.21smallplantsinwater3greenplantsonland456forests7892

6、shellfishandallsortsoffish4insects(onland)5amphibians(onlandandinwater)7reptiles(onland)8dinosaurs(onland)9mammals(onland)________madeitpossibleforlifetobegintodevelop.WaterLater_____________appeared.landanimalsinsectsamphibiansWhenplantsgrewintoforests,______appearedfor

7、thefirsttime.reptilesSomehugeanimals,called_________,developed.dinosaursWhendinosaursdisappeared,_________becamemoreimportant.mammalsAcloudofdust→asolidball→presenceofwater→onthewater→shellfish&otherfish→plantsbegintogrowondryland→insectsandamphibiansappear→retilesappear

8、→dinosaursappear→mammalsappearThedevelopmentoflifesmallplantsgrowonthewaterappearshellfish&otherfishpla