英语：Unit1《Great_scientists》课件Using_language(4)(新人教版必修5).ppt

UsingLanguage,Listening.Reading&Writing,GreatScientists,Listening,QianXuesen钱学森FatheroftheChinesespaceprogramme,atomicbomb,hydrogenbomb&artificialsatellite两弹一星,Whatsthemainideaofthedialogue?,ItisabouttheroleofQianXueseninthedevelopmentofspacetechnologyinChina.,YuPingistalkingtoherfriendSteveSmithaboutQianXuesenandhisworkasarocketscientist.,GreatScientists,Q1:WhatdidQianXuesenstudyfirst?QianXuesenfirststudiedtobeanengineer.Q2:WhatexperiencedidhegetinAmericathatwasveryusefulforChina?InAmericahebegantoworkonspacerocketssothathewasabletodevelopaspaceprogrammewhenhecamebacktoChina.Q3:WhatwasQianXuesensachievementwhenhereturnedtoChinafromAmerica?WhenhereturnedtoChinahesetupaspaceinstitutetobegintrainingpeopleinhowtodesignandbuildrockets.,Listening,GreatScientists,Listening,QianXuesenisanastronomerwhospecializesinrocket.Hefirststudiedatuniversitytobeanengineer.LaterhewenttoAmericaandstartedworkonrocket.WhenhecomesbacktoChinahebeginsthefirstinstituteinthecountrytodesignandbuildrockettogointospace.NowChinahassentsatellitesintospace.Inthefuture,ChineseastronautwilllandonMarsaswell.,Filltheblanks,Listenagainandsummarize,NicolausCopernicus,Hewasoneofthefirstscientiststousemathematicalobservationstocollectinformation.Hebelievedthesunisthecenteroftheuniverseandtheearthandotherplanetswentaroundit.,NicolausCopernicus,Doyouknowwhatisthecenterofthesolarsystem?Canyounamethenineplanetsinthesolarsystem?,Mercury,Mars,Venus,Earth,Jupiter,Saturn,Uranus,Neptune,Pluto,Skimthetextanddrawthetwotheoriesoftheuniversewiththefollowingpictures.,Sun,earth,BeforeCopernicustheoryShowingCopernicustheory,Fastreading,Sun,earth,BeforeCopernicustheoryShowingCopernicustheory,Sun,earth,earth,Sun,ShowingCopernicustheory,Adiagramshowingthesolarsystemwiththeearthatitscentre,Adiagramshowingthesolarsystemwiththesunatitscentre,Summary,BeforeCopernicustheory,Carefulreading,Readthetextcarefully,thenanswerthesequestions,BecausethepowerfulChristianChurchwouldhavepunishedhimforevensuggestingsuchanidea,(2)Whatwashistheoryabout?(Para1),Theearthwasnotthecentreofthesolarsystem.Onlyifyouputthesuntheredidthemovementsoftheotherplanetsintheskymakesense.,(1)Whycouldhenottellabouthistheory?(Para1),(3)Whathadtheastronomersnoticedinthesky?(Para2),Theyhadnoticedthatsomeplanetsintheskyseemedtostop,movebackwardandthengoforwardinaloop.Othersappearedbrighterattimesandlessbrightatothers.,(4)WhendidCopernicuscompletehistheory?(Para3),Between1510and1514heworkedonit,graduallyimprovinghistheoryuntilhefeltitwascomplete.,(5)Howdidheexplainchangesinthemovementoftheplanetsandinthebrightnessofthestars?Whendidhepublishhisidea?(Para4),Heplacedafixedsunatthecentreofthesolarsystemwiththeplanetsgoingrounditandonlythemoonstillgoingroundtheearth.Healsosuggestedthattheearthwasspinningasitwentrounditandthisexplainchangesinthemovementoftheplanetsandinthebrightnessofthestars.,Hepublisheditashelaydyingin1543,(6)WhydopeoplethinkthatthereisadirectlinkbetweenhisideasandtheworkofIsaacNewton,AlbertEinsteinandStephenHawking?,Becausehistheoryisnowthebaseonwhichallourideasoftheuniversearebuilt.HistheoryreplacedtheChristianideaofgravitywhichsaidthingsfelltoearthbecauseGodcreatedtheearthasthecentreoftheuniverse,Heshowedthiswasobviouslywrong.,IfyouwereNicolausCopernicus,wouldyouhavehiddenyourtheoryforsomanyyears?,Givereasons,Debate,Yes/No,Asascientist,oneshouldbebrave.ButCopernicuswasafraidofbeingattackedbytheChristianChurch.Sohehadhiddenhistheoryforsomanyyears.Whatdoyouthinkofthis?,Agree:1.Hewascautious.ifhadpublished,hewouldjustasBrunowhowasbecausehistheorywasagainst.2.Everytimewhenanewidea,therearealways.Itsnormal.Scientistsshouldtospreadtheirtruth.3.Itmadenosenseforhimtoinahurry.Htecthimselffirst.,Asascientist,oneshouldbebrave.ButCopernicuswasafraidofbeingattackedbytheChristianChurch.Sohehadhiddenhistheoryforsomanyyears.Whatdoyouthinkofthis?,Agree:1.Hewascautious.ifhehadpublishedhisideas,hewouldhavebeenkilledjustasBrunowhowasburnedtodeathbecausehistheorywasagainsttheChristianChurch.2.Everytimewhenanewideaappears,therearealwaysrejections.Itsnormal.Scientistsshouldhavepatiencetospreadtheirtruth.3.Itmadenosenseforhimtopublishhistheoryinahurry.Hewasjustcautiousnotcoward.Heshouldprotecthimselffirst.,Disagree:1.coward.Heshouldspeakoutandlettheworldknow2.Sciencecanneverunlesspeoplehavethecourage.3.Asascientist,couragetopublishyourfindings.Nomatterhowpeopleopposethem,timewillshow,Disagree:1.Copernicuswasverycoward.Heshouldspeakouthisdiscoveryandlettheworldknowthetruthearlier.2.Sciencecanneveradvanceunlesspeoplehavethecourageoftheirbeliefs.3.Asascientist,youmusthavethecouragetopublishyourfindings.Nomatterhowpeopleopposethem,timewillshowifyourideasarerightorwrong.,WriteashortletteraskingCopernicustopublishhisideassoeveryonecanreadthem,Writing,Writingstructure:Beginning:TellCopernicuswhoyouareandwhyyouwanthimtopublishhisideas.Paragraph1:Reason1andevidence.Paragraph2:Reason2andevidence.Summingup:Askhimtothinkagainaboutpublishinghisideas.,Persuasivewriting,Persuasivewriting(PleaserefertoP8LearningTip)NowwritingashortletteraskingCopernicustopublishhisideassoeveryonecanreadthem.Firstyouneedtocollectyourideas.Forexample:Hebelieveshisnewtheoryistrue.Thereareproblemswiththepresenttheory.Hehasdonemanyyearsofobservationstoprovehisnewtheoryistrue.Sciencecantdevelopunlesspeoplepublishtheirideas.Timewillshowwhetherhistheoryistrueornot.,Onepossibleversion:DearNicolausCopernicus,IamastudentstudyingastronomyandIwouldverymuchliketoreadyournewtheoryaboutthesolarsystem.Ih