Unit12InnovationLesson1ScientificBreakthroughs课件高中英语北师大版选择性

Unit12INNOVATION

Lesson1ScientificBreakthroughsActivate

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ShareWhatscientificbreakthroughsdoyouknow?Activate

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ShareWhatdoyouthinkarethemostimportantinventionsordiscoveriesofthe20thcentury?Canyounameafewinventors?Whatmakesthemgreat?premierscientistpioneersofthe20thcenturytobecommittedtotobeinspiredbytobeproposedbytoimprovethequalityofhumanlifemostimportant,famousorsuccessfulputforward(anideaorplan)premierproposedinventionsdiscoveriesActivate

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ShareWhatdoyouthinkarethemostimportantinventionsordiscoveriesofthe20thcentury?Canyounameafewinventors?Whatmakesthemgreat?WrightBrothersinventedtheairplane.Inspiredbyanunexpecteddiscoveryinoneexperiment,PercySpencerinventedthemicrowaveoven.TuYouyou,oneofthepremierscientists,discoveredartemisinintocuremalaria.Activate

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ShareWhatdoyouthinkarethemostimportantinventionsordiscoveriesofthe20thcentury?Canyounameafewinventors?Whatmakesthemgreat?WrightBrothers:airplanePercySpencer:microwaveovenTuYouyou:artemisininTheseinventions/discoveriesaregreatbecausetheyhaveimprovedthequalityofhumanlife.ReadandExploreSkimthetextaboutsomepioneers

inscienceduringthe20thcentury.Whatdiscoveriesarementioned?Whomadethem?AlbertEinstein

AlexanderFlemingEckertandMauchly

Berners-Leetheworld’s1stcomputer

ReadandExploreReadanddividethetextintoseveralparts,andwritedownthemainideaofeachpart.Part1(para.1)Part2(para.2-6)Part3(para.7)Afewpioneersandtheirdiscoveriesorinventionsofthe20thcenturySignificanceofthesepioneers’breakthroughsIntroductiontoamazingdiscoveriesReadandExploreReadPart1andtellwhatinventions/discoveriesarementionedinthispart.Para.1AmazingdiscoveriesmedicinecommunicationstransportotherknowledgeReadandExploreReadPart2anddrawamindmapabouttheinventions/discoveriesinthefollowingaspects:who,when,how,significance,and…;organizetheinformationinyourownway.theworld’s1stcomputer

Who?How?When?Significance?…ReadandExploreReportyourmindmapingroups.AlbertEinsteininspired

whilerockinghisbabyshowinghowasmallpieceofmasscouldproduceanunbelievableamountofenergytheory

ofrelativity—notconstantWho?Significance?How?…E=mc21905fixedorthatdoesnotchangeconstantReadandExploreAlexanderFlemingaluckyaccidenthelpingtosavethelivesofmillionsremainhumble“naturemadepenicillin,andIjustfoundit.”

Reportyourmindmapingroups.Who?Significance?How?…penicillin1929ReadandExploreWho?Significance?How?…Reportyourmindmapingroups.EckertandMauchlyworktogetherasateamtheworld’sfirstcomputer,toimprovetheaccuracyofmissileshuge,heavy,withcomplexcomponents,usingsomuchenergy…lightswentoutcomputer1946ReadandExploretheWorldWideWeb1990Who?Significance?How?…Reportyourmindmapingroups.TimBerners-LeedifferentscientistsworkedonitformanyyearsenablingcomputersallovertheworldtocommunicatewitheachotherwithouttheInternet,lifeisunimaginableReadandExploreReadPart3andtell:whydidthesepioneersdoscientificresearch?whatisthesignificanceofpioneers’breakthroughs?Afterreadingthetext,whatdoyouthinkmakesascientificbreakthrough?

Whatwecalla“scientificbreakthrough”ismostlikelytheresultofapreparedmind,hardwork,historicalcontext,publicneed,andsoon.

ReadandExploreWriteT(true),F(false)orNI(noinformation)inbrackets.()1Itisnoteasytochoosethesinglemostimportantdiscoveriesofthe20thcentury.

()2Anatomisthesmallestparticleofmatter.

()3Einsteinwasatworkwhenhethoughtoftheequation“E=mc2”.()4Einsteinparticipatedintheprogrammethatdevelopedthenuclearbomb.

()5Einsteinobservedchangesintime,sizeandmass.

()6Fleminghadbeenstudyingbacteriainhislaboratorywhenthediscoveryhappened.()7Flemingdevelopedtheprocessofmakingpenicillin.

()8Thefirstcomputerprojectfailedtomeetitsoriginalgoal.()9Thefirstcomputerwasextremelydifficulttoprogramme.

()10Computerscouldnotconnecttoeachotherbefore1990.

ReadandExploreWriteT(true),F(false)orNI(noinformation)inbrackets.()1Itisnoteasytochoosethesinglemostimportantdiscoveriesofthe20thcentury.

()2Anatomisthesmallestparticleofmatter.

()3Einsteinwasatworkwhenhethoughtoftheequation“E=mc2”.()4Einsteinparticipatedintheprogrammethatdevelopedthenuclearbomb.

()5Einsteinobservedchangesintime,sizeandmass.

TFFNITnotthesmallestparticleofmattersinceitcanbesplit.Ewasrockinghisbabywhenhethoughtoftheequation“E=mc2”.ReadandExploreWriteT(true),F(false)orNI(noinformation)inbrackets.()6Fleminghadbeenstudyingbacteriainhislaboratorywhenthediscoveryhappened.()7Flemingdevelopedtheprocessofmakingpenicillin.

()8Thefirstcomputerprojectfailedtomeetitsoriginalgoal.()9Thefirstcomputerwasextremelydifficulttoprogramme.

()10Computerscouldnotconnecttoeachotherbefore1990.

FNITNIFjustreturnedfromaholidaywhentheAfewcomputerscouldconnecttoeachotherbefore1990.ReadandExploreThinkandShare

1.Whichdiscoveryorinventionmentionedinthetexthasbeenthemostimportantsofar?2.Whichdiscoveryorinventionwillmostinfluencethefuture?Why?3.Howdidthewriterconnecttheparagraphs?Underlinethesignalwordsorphrases.Ithinkpenicillinhasbeenthemostimportantdiscoverysofarbecauseithassavedmillionsoflivesaroundtheworld.Forexample,inWWII,manysoldiersgotwounded.Penicillinwasusefulinkeepingwoundsfromgettinginfectedandhelpingtospeedthehealingprocessofthosewoundsthatdidbecomeinfected.ThinkandShare

1.Whichdiscoveryorinventionmentionedinthetexthasbeenthemostimportantsofar?Inmyopinion,theInternetwillmostinfluencethefuture.WithoutInternet,wemightnotimmediatelyhaveaccesstothelatestnewsormaterials.Forexample,intheeducationalfield,peoplesharelessonsandothereducationalresourcesontheInternet,whichmakesitpossibleforstudentsinremoteareastogeteducated,andpromotesfaireducationaswell.ThinkandShare

2.Whichdiscoveryorinventionwillmostinfluencethefuture?Why?MainbodyTransition3.Howdidthewriterconnecttheparagraphs?Underlinethesignalwordsorphrases.IntroductionThinkandShare①②③④Itservesasaconnectinglinkbetweentheprecedingandthefollowing.Conclusion3.Howdidthewriterconnecttheparagraphs?Underlinethesig