英语必修三unit4astronomy_the_science_of_stars_warmig_up

Warmingup&.readingUnit4Astronomy:theScienceofthestarsTheSolarsystem•eightplanets•manycomets(彗星)•otherobjectsWhatarethenamesoftheeightplanetsthatcircleoursun?Warmingup金星水星土星火星木星海王星天王星CometUranus['juərənəs]Venus[ˈvinəs]Mercury['mə:kjuri]Jupiter['dʒu:pitə]Neptune['neptju:n]Saturn['sætən]水星Mercury金星Venus地球Earth火星Mars木星木星Jupiter土星Saturn天王星Uranus海王星NeptuneLet’sappreciatesomebeautifulpicturesofthesolarsystem.Totallunareclipse(月全食）Totalsolareclipse(日全食)Meteorrain（流星雨）Comet(彗星)Astronomyisthescientificstudyofstarsintheuniversesuchasthesun,themoon,stars,planets,etc.ThinkingWhatinterestsyouinastronomy?HowdidlifebeginonEarth?Howwastheuniverseformed?Howoldistheuniverse?HowoldistheEarth?Whatinterestsyouinastronomy?WhichwerethefirstcreaturesorplantsonEarth?...ThebeginningoftheuniverseDoyouknoweachreligionorculturehasitsownideasaboutthebeginningoftheuniverse?LegendV.SSciencePanguseparatedtheskyfromtheearth.盘古开天地Nvwamadehumans.女娲造人ChineseLegends(传说)PangucreatestheworldPanguseparatestheskyfromtheearth.Hiswholebodythenturnsintoallkindsofthingsintheuniverse.Godcreatedtheworldandhuman.上帝创世论Godcreatedtheworldandhuman.上帝创世论InBible,theworldandthewholeuniversewascreatedbytheGod.ThenthegodcreatethefirstmanandthefirstwomanAdamandEve.Day1----lightandblacknessDay2---theskyDay3---seas,treesDay4---stars,sun,moonDay5---animalsDay6---thefirstman(Adam)Day7—Sabbath(安息日）ThetimetableoftheGodScience:TheBigBang（大爆炸）Theuniversebeganwitha“BigBang”HowlifebeganontheearthSkimming1.Awidelyaccepted______aboutthe_____oftheuniverse.2.Theformationofthe______.3.The__________ofthewaterforlife.4.Thedevelopmentof_______and_______ontheearth.5.Thearrivalof_______andtheir______ontheearth.Mainideaofeachparagraphtheoryimportanceearthoriginplantsanimalshumanseffect27Howlifebeginontheearth.ThedevelopmentoflifeinwaterThedevelopmentoflifeonlandThedevelopmentofhumansThedevelopmentoftheearthAbigbangWhat’sthemainideaofthetext?A.Abriefintroductiononhowhumanbeingswereborn.B.Abriefintroductiononthebirthoftheuniverseandlifeontheearth.C.The“BigBang”hadagreateffectonthebirthoftheearth.D.Theappearanceofhumanbeingswasadisastertotheearth.ScanningParagraph1:AwidelyacceptedtheoryAbigbangAtomsformandcombineStarsandotherbodiesBigBangAcloudofdustAtmosphereTheearthAsolidballwaterPara2:Thedevelopmentoftheearththecontinuedpresenceofwater.Para3:Theimportanceofwaterdissolveharmfulgasesandacidsintotheoceansandseas.makeitpossibleforlifetodevelopwaterPlantsinthewaterShellfishandfishPlantsonlandPara4:ThedevelopmentoflifeinwaterInsectsandamphibiansreptilesdinosaursmammalsPara5:Thearrivalofhumanshumansappearedandspreadallovertheworld.asolid_________theearth’s____________other4._____Water:____________tothedevelopmentoflifewatervapournitrogencarbonextremelysmall_______onthesurfaceofthewaterglobe/ballgasesatmospherefundamentalplantsearly_________andallsortsoffishgreenplantsonlandinsectsamphibians__________hugeanimals(dinosaurs)theriseof_________humanbeingsshellfishreptilesMammalsLandanimals“BigBang”otherbodiesstarsacloudof_____atomsdustHowDidlifebeginontheearth?SummaryWhatproblemshavebeencausedbyhumanstotheearth?•carbondioxide(pollution)•greenhouseeffectandglobalwarmingAsastudent,whatlittlethingscanwedofortheearth?Wehaveonlyoneearth!Weshouldtakecareoftheearth!ks5u精品课件Homework1.Trytoretellthetext.2.Previewthelanguagepointsinthetext.3.Finishyourreadingtask.