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ID:57040600
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时间:2020-07-27
《高中英语 Unit1《Great scientists》Using language课件 新人教版必修.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、UsingLanguageUsingLanguage-Reading&WritingAboutCopernicusDoyouknowwhatisthecenterofthesolarsystem?Canyounamethenineplanetsinthesolarsystem?MercuryMarsVenusEarthJupiterSaturnUranusNeptunePlutoMnemonics(记忆术)MercuryVenusEarthMarsJupiterSaturnUranusNeptunePlutoMyVeryEasyMethod:JustSetUpNin
2、ePlanets.Canyouuseagoodmethodtomemorizethem?NicolausCopernicusborn:inPolandin1473died:May24,1543Hewasoneofthefirstscientiststousemathematicalobservationstocollectinformation.Hebelievedthesunisthecenteroftheuniverseandtheearthandotherplanetswentaroundit.Skimthetextanddrawthetwotheorieso
3、ftheuniversewiththefollowingpictures.SunearthBeforeCopernicus’theoryShowingCopernicus’theoryReadinganddrawingSunearthBeforeCopernicus’theoryShowingCopernicus’theorySunearthearthSunShowingCopernicus’theoryAdiagramshowingthesolarsystemwiththeearthatitscentreAdiagramshowingthesolarsystemw
4、iththesunatitscentreSummaryBeforeCopernicus’theoryCarefulreadingReadthetextcarefully,thenanswerthesequestionsBecausethepowerfulChristianChurchwouldhavepunishedhimforevensuggestingsuchanidea(2)Whatwashistheoryabout?(Para1)Allhismathematicalcalculationsledtothesameconclusion:thattheearth
5、wasnotthecentreofthesolarsystem.Onlyifyouputthesuntheredidthemovementsoftheotherplanetsintheskymakesense.Whycouldhenottellabouthistheory?(Para1)(3)Whathadtheastronomersnoticedinthesky?(Para2)Theyhadnoticedthatsomeplanetsintheskyseemedtostop,movebackwardandthengoforwardinaloop.Othersapp
6、earedbrighterattimesandlessbrightatothers.(4)WhendidCopernicuscompletehistheory?(Para3)Between1510and1514heworkedonit,graduallyimprovinghistheoryuntilhefeltitwascomplete.(5)Howdidheexplainchangesinthemovementoftheplanetsandinthebrightnessofthestars?Whendidhepublishhisidea?(Para4)Heplac
7、edafixedsunatthecentreofthesolarsystemwiththeplanetsgoingrounditandonlythemoonstillgoingroundtheearth.Healsosuggestedthattheearthwasspinningasitwentrounditandthisexplainchangesinthemovementoftheplanetsandinthebrightnessofthestars..Hepublisheditashelaydyingin1543(6)Whydopeoplethinktha
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