高中英语教学课件-Unit 4 Astronomy：the Science of the Stars Warming Up and Reading I

Wheredowecomefrom?海洋里的细胞开始分裂amphibiansreptilesmammalsbiologychemistryphysicsmathematicsastronomymedicinebiochemistrygeologyphysicsgeophysicsbiologychemistry1.Whatarethesciencesubjectsincludedinthefollowingstudies?2.Whatdowemeanwhenwesaywearestudyingasubjectscientifically?Weshouldbeobjective,andsticktothescientifictheory.3.Whatarethemostimportantskillsweneedtoberealscientists?

Careful,creativethought,objectiveandlogical.Daretosuppose,drawconclusionsfromtheexperimentsandaccordingtothedatatogetthefinalconclusion.1.Doyouknoweachreligionorculturehasitsownideasaboutthebeginningoftheuniverse?Pleasegiveanexample.

InChina,PanGuseparatedtheskyfromtheearth.Pre-readingPanGuseparatestheskyfromtheearth中国神话传说中有盘古开天地的说法。巨人盘古用一把利斧劈开混沌,将天地分开。死后,他的气息化成风和云,声音变成轰轰的雷声,左眼化为太阳,右眼化为月亮,手足与四肢变成大地的四极与五方的名山,血液化成江河,筋脉铺成道路,肌肉形成田地,须发成为星星,牙齿和骨骼化为金属、珍珠、玉石,汗水成为滋润万物生长的甘霖和雨露。Otherreligiontalesaboutthebeginningofuniverse,esp.inwestcountriesTheBiblicalAccountThe1stday:GodspokeandseparatedlightfromdarknesscreatingDayandNightThe2ndday:GodspokeandseparatedthewatercreatingskyandoceanThe3rdday:GodspokeandcreateddrylandThe4thday:Godspokeandcreatedthesun,moonandstarsThe5thday:GodspokeandcreatedlivingcreaturesintheairandseaThe6thday:GodspokeandcreatedthelandanimalsandmanThe7thday:GodrestedandblessedthisdaycallingitHolyIndiaBrahma(梵天)isthegodfirstrepresentedintheHinduTriad.Heisthecreatoroftheuniverseandalllivingbeingsaresaidtohaveevolvedfromhim.▲BigBangGasNewstars

太阳系Thenameofeachstars水星

金星

火星木星土星天王星海王星冥王星Mercury:theRomangodofmerchantstravellersVenus:TheRomangoddessofloveMars:TheRomangodofwarJupiter:ThekingoftheRomangodsSaturn:TheRomangodofseedsandsowingUranus:TheGreekgodoftheskyNeptune:TheRomangodoftheseaPluto:TheRomangodofthedead地球大气层1.Whatwasthereontheearthbeforelifecouldbegin?2.Whydoscientiststhinktherehasneverbeenlifeonthemoon?3.Whydidanimalsfirstappearintheseas?4.Whydidgreenplantshelplifetodevelop?5.Whyweremammalsdifferentfromotheranimals?ScanningReadingScanning1.Whatwasthereontheearthbeforelifecouldbegin?

Watervapour,carbondioxide,oxygen,nitrogenandothergases.2.Whydoscientiststhinktherehasneverbeenlifeonthemoon?Becausethereisnowateronthemoon.3.Whydidanimalsfirstappearintheseas?

Becausewaterallowedtheearthtodissolveharmfulgasesintotheoceansandseas.4.Whydidgreenplantshelplifetodevelop?

Becausegreenplantscantakecarbondioxidefromtheatmosphereandfilltheairwithoxygen.5.Whyweremammalsdifferentfromotheranimals?

Theyweredifferentbecausetheyproducedtheiryoungfromwithintheirbodies.A.insectsandamphibiansappearB.asolidballC.reptilesappearD.acloudofdustE.shellfishandotherfishappearF.dinosaursappearG.smallplantsgrowonthewaterH.plantsbegintogrowondrylandI.presenceofwaterJ.mammals(includinghumans)appearDBIGEHAJFCOrdertheseeventsaccordingtothetext.1.Whyisitwronginfilmsandstoriestoshowdinosaursandpeopletogether?

Becausedinosaursdiedoutlongbeforehumanbeingsdevelopedontheearth.2.Whydoyouthinkthathumansarethecleverestanimalsontheearth?

Theyarethecleverestanimalsbecausetheydevelopednewmethodsofgrowingfood,huntingandmovingaround.water2shellfishandallsortsoffish3greenplantsonland1smallplantsinwater4insects(onland)5amphibians(onlandandinwater)PassageAnalyzingHowlifebeganontheearth7reptiles(onland)8dinosaurs(on