人教版必修五Unit 1 great scientists using language课件（43张）.pptx

unit1greatscientistsusinglanguage 人教新课标版必修五 listeningandspeaking 1whatdoyouknowaboutqianxuesen beforeyoulistentothetape lookatthepictureandtheexercisesandpredictthecontentofthelistening qianisoneofthepioneersofchina sspacescience aworld famousexpertonaerospacerocketsandaerodynamics qianhasobtainedgreatattainmentsintheareasofappliedmechanics engineeringcyberneticsandsystemengineeringandmadedistinguishedcontributionstothefoundationanddevelopmentofchineseaerospaceundertaking heplaysaleadingroleintheresearch manufactureandtestingofcarrierrockets guidedmissilesandsatellites duetoresearchanddevelopmentledbyqian chinasuccessfullyexplodeditsfirstatombombin1964 launcheditsfirstman madesatellitein1970 fireditsfirsttranscontinentalballisticmissiletowardthepacificin1980 andlauncheditsfirstmannedspacecraftonoct 15 2003 2 listentoparts1and2ofthetapeforthefirsttimeanwritedownthemainidea thenfillthefollowingchart beanengineer hisdoctor sdegree beganhisinstitute 3nowlistentopart1againandanswerthesequestions 1whatdidqianxuesenstudyfirst qianxuesenfirststudiedtobeanengineer 2whatexperiencedidhegetinamericathatwasusefulforchina inamericahebegantoworkonspacerocketssothathewasabletodevelopaspaceprogrammewhenhecamebacktochina 3whatwasqianxuesen smainachievementwhenhereturnedtochina whenqianxuesenreturnedtochinahesetupaspaceinstitutetobegintrainingpeopleinhowtodesignandbuildrockets 4 listentopart2andfillinthechartbelow 1 chineseastronautsinspace 2 chinesesatellitesinspace 1 becomerocketscientist 2 bethefirsttolandonmarsandputqinxuesen spicturethere readingandwritingcopernicus revolutionarytheory copernicus briefintroduction weknowthefirstscientistiscopernicus hewasoneofthefirstscientiststousemathematicalobservationstocollectinformation hebelievedthesunisthecenteroftheuniverseandtheearthandotherplanetswentaroundit birth february19 1473death may24 1543placeofbirth toru polandcareer 1491 1494studiedmathematicsatkrak wacademy1496wenttoitalytostudyastronomyandlawattheuniversityofbologna 1514wrotecommentariolus anoutlineofhisastronomicalideas butdidnotcirculateitwidely1543publishedderevolutionibusorbiumcoelestium ontherevolutionsofthecelestial 1 atcopernicus time christianchurchwasinchargeofmanywesterncountries 2 copernicusnoticedthatobservedfromtheearth someplanetsappearsinfrontoforbehindtheearth 3 copernicusdidn tshowhisnewtheorytohisfriendsuntilhecompletedit t f t task1trueorfalse 4 hisfriendswerenotinterestedinhisideas 5 sincehewasnotafraidofbeingattackedbythechurch copernicuspublishedhisbookassoonashefinishedworkingonit 6 newton einstein andhawkingareallscientistswhomadecontributiontothestudyoftheuniverse f f t becausethepowerfulchristianchurchwouldhavepunishedhimforevensuggestingsuchanidea 1 whycouldhenottellabouthistheory task2answerthesequestions 2 whatwashistheoryabout allhismathematicalcalculationsledtothesameconclusion thattheearthwasnotthecentreofthesolarsystem onlyifyouputthesuntheredidthemovementsoftheotherplanetsintheskymakesense 3 whathadtheastronomersnoticedinthesky theyhadnoticedthatsomeplanetsintheskyseemedtostop movebackwardandthengoforwardinaloop othersappearedbrighterattimesandlessbrightatothers 4 howdidheexplainchangesinthemovementoftheplanetsandinthebrightnessofthestars heplacedafixedsunatthecentreofthesolarsystemwiththeplanetsgoingrounditandonlythemoonstillgoingroundtheearth healsosuggestedthattheearthwasspinningasitwentrounditandthisexplainchangesinthemovementoftheplanetsandinthebrightnessofthestars 5 whydopeoplethinkthatthereisadirectlinkbetweenhisideasandtheworkofisaacnewton alberteinsteinandstephenhawking becausehistheoryisnowthebaseonwhichallourideasoftheuniversearebuilt histheoryreplacedthechristianideaofgravity whichsaidthingsfelltoearthbecausegodcreatedtheearthasthecentreoftheuniverse heshowedthiswasobviouslywrong hepublishedhistheoryashelaydyingin1543 6 whendidcopernicuspublishhistheory studentsgivetheirownanswers 7 doyouthinkit srightforcopernicustopublishhistheorythatlate 1usethereadingpassagetohelpyoudrawthetwotheoriesoftheuniverse theearthwasstationaryatthecenterofthesolarsystem andthesunandplanetsrevolvedaroundit thesunisstationaryatthecenterofthesolarsystem andtheearthandtheotherplanetsorbitaroundit ifyouwerenicolauscopernicus wouldyouhavehiddenyourtheoryforsomanyyears givereasons discussion asascientist oneshouldbebrave butcopernicuswasafraidofbeingattackedbythechristianchurch sohehadhiddenhistheoryforsomanyyears whatdoyouthinkofthis agree 1 hewascautious ifhehadpublishedhisideas hewouldhavebeenkilledjustasbrunowhowasburnedtodeathbecausehistheorywasagainstthechristianchurch 2 everytimewhenanewideaappears therearealwaysrejections it snormal scientistsshouldhavepatiencetospreadtheirtruth 3 itmadenosenseforhimtopublishhistheoryinahurry hewasjustcautiousnotcoward heshouldprotecthimselffirst disagree 1 copernicuswasverycoward heshouldspeakouthisdiscoveryandlettheworldknowthetruthearlier 2 sciencecanneveradvanceunlesspeoplehavethecourageoftheirbeliefs 3 asascientist youmusthavethecouragetopublishyourfindings nomatterhowpeopleopposethem timewillshowifyourideasarerightorwrong 3 nowwriteashortletteraskingcopernicustopublishhisideassoeveryonecanreadthem first inpairsbrainstormsomereasonswhyheshouldpublishhistheory forexample hebelieveshisnewtheoryistrue thereareproblemswiththepresenttheory hehasdonemanyyearsofobservationstoprovehisnewtheoryistrue sciencecan tdevelopunlesspeoplepublishtheirideas second makeaplan forexample paragraph1 tellcopernicuswhoyouareandwhyyouwanthimtopublishhisideas paragraph2 thefirstreason egproblemswiththepresenttheory paragraph3 thesecondreason egsciencecannotdevelopunlesspeoplepublishtheirideas conclusion askhimagaintoreconsiderpublishinghisideas onepossibleversion dearnicolauscopernicus iamastudentstudyingastronomyandiwouldverymuchliketoreadyournewtheoryaboutthesolarsystem ihopeyouwillpublishitfor