优质课课件Lesson-3-Scientific-Breakthroughs

Lesson3ScientificBreakthroughs陕州中学杨玉江Objectives:1.Topractisereadingstrategiesforidentifyingaccurateinformation.2.Tolearnaboutsomescientificbreakthroughs.3.Todealwithdetailsinreadingcomprehension.warmup:AlittlequizIsaacNewton，1642-1727，Britishphysicalscientist、astronomerandmathematician，borninLincolnshire.HeprovedtheTheoryofGravitytobetrue.HewasBritishwhowaslivingin18thcentury.HeinventedanadvancedsteamenginewhichwasthelaststrawoftheFirstIndustryRevolutioninwesterncountries.HewasborninScotlandin1847.HeimmigratedintotheUSAattheageof24andlaterbecameaAmericacitizen.Hewastheinventoroftelephone.贝尔(Bell,AlexanderGraham)（1847～1922）Amongtheseveralimportantdiscoveriesmadeinhislife,thegreatestisthecreationofhisfamousTheoryofRelativity.Healsodiscoveredfamousmathematicalstatemente=mc²(energyequalsmasstimesthespeedoflightsquared).Thisstatementorformulaexplainedthatagreatamountofenergycouldcomefromasmallpieceofmatter.AlbertEinsteinOnDecember17th,1903,theymadetheworld'sfirstflightinamachinethatwasheavierthanairandpoweredbyanengine.WrightBrothersAlexanderFleming(1881-1955)ScottishbiochemistFebruary14,1929---FlemingDiscoversPenicillin.SirAlexanderFlemingwasayoungbacteriologistwhenanaccidentaldiscoveryledtooneofthegreatdevelopmentsofmodernmedicine.EdwinHubbleAmericanastronomer.Hechangedourideasabouttheuniverseandhowitdeveloped.InthelateNineteen-Twenties,hisstudyleadtothemostimportantastronomicaldiscoveryoftheTwentiethcentury--theexpandinguniverse.Andheprovedthatnebulaeweregalaxiesthemselves.Astronomersnowagreethatfardistantgalaxiesdoexist.ReadingpracticeforgeneralideaReadingStrategy(1):Readthetexttogetthegeneralidea.Gothroughthewholetext,don’tworryaboutsomenewword,youdon’tneedtounderstandeverywordexactly.Justworkoutthesubjectandthemainidea.Thepurposeofthisarticleis____.A.theintroductionoftheWrightBrothersB.theintroductionoftheprocessofscientificbreakthroughC.introductionofthemajorscientificdiscoveriesinthe20thcenturyD.thecontributionsscientistsmadetotheworld1.Theequatione=mc²2.Penicillin3.Thefirstcomputer4.OthergalaxiesEx2.Trytomatchthediscoverieswithhowtheywerediscovered?a)Scientistsworkedtogetherasateamb)Therewasaluckyaccidentaccidentc)Ascientistdidresearchformanyyearsd)AscientistwasinspiredReadingforspecificinformationReadingStrategy(2)Readthequestions/statementsandidentifyimportantwords.FindtherelevantpartofthetextandidentifytheimportantwordsDecideiftheimportantwordsinthequestion/statementexpressthesamemeaningBaseyourdecisiononlyontheinformationinthetext.UsethestrategiestohelpyouReadthearticlecarefully,thedoexercises3,4inyourpaper1.Einsteinwasatworkwhenhethoughtoftheequation“e=mc²”.2.Einsteinparticipatedintheprogrammethatdevelopedthenuclearbomb.3.Einsteinobservedchangesintime,sizeandmass.FNIT4.Hubblestudiedtheuniverseforovertwentyyears.5.Hubblediscoveredthatourgalaxyisbiggerthanwethoughtitwas.6.Fleminghadbeenstudyingbacteriainhislaboratorywhenthediscoveryhappened.7.Therewasabluemouldaroundthebacteriainthedish.8.Flemingdevelopedtheprocessformakingpenicillin.NIFFFNI9.Thefirstcomputerprojectfailedtomeetitsoriginalgoal.10.Thefirstcomputerwasextremelydifficulttoprogram.11.Thescientistwhodiscoveredmicrowavesinventedmicrowaveovens.12.Todayitispossibletodonateyourhearttohospitalwhenyoudie.TNINITEx4.WhileAlbertEinsteinwasrockinghisone-year-oldbaby,he____.A.wasawareofrecentscientificdevelopments.B.thoughtoverMarieCurie’sresearch.C.heshowedthatnoteventime,massorlengthareconstant.D.cameupwiththefamous“theoryofrelativity”4.判断选项内容是否与文章吻合。summary1.浏览全文，了解文章大意。2.阅读问题，找出问题中的关键词。3.阅读文章，找出与问题相关的语段。DiscussionIngroups,discussthespiritofthesescientists.Asastudent,whatshouldwelearnfromthem?Ifyouwanttobesuccessful,thereisnoshortcut.Workinghardhastobeanimportantpartofyourlifestyle.ExercisesReadingpassagesfromNMETaboutdetails.Checkanswers:PassageA:BDCBFinishpassageBafterclass.