全新版大学英语综合教程第二版第三册课后习题答案-U4.pdf

全新版大学英语综合教程第二版第三册课后习题答案-U4.pdf

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Unit4WasEinsteinaSpaceAlien?

TextA

ContentQuestions(P.99)

1.Heworkedasa“TechnicalExpert,ThirdClass”.Heneededthejobtosupporthisyoung

family.

2.Hepublishedfiveofthemostimportantpapersinthehistoryofscience.Thisisbecause

theyprovedthatatomsandmoleculesexisted,laidthefoundationforquantummechanics,

describethetheoryofspecialrelativity,andadvancedthefamousequation:E=mc2

3.HedevelopedtheTheoryofUniversalGravitationthen.

4.Becausehisideaswerefaraheadofotherscientistsofhistime.

5.HemeantthatlikeotherscientistsEinsteinwasamanofhistime.Ifhehadn’tbeenborn,

his1905paperswouldeventuallyhavebeenwritteninsomeformbyothers.

6.Whatwasremarkableabout1905isthatyearasinglepersonauthoredfiveofthemost

improtantpapersinscience.Einsteinproposedin1905thatlightisparticulateandforthis

hewontheNobelPrizein1921.

7.BecauseifyoudidsoyouwouldfindyourselfdisagreeingwithphisicistJamesClerk

Maxwell,anAuthorityFigurewhohadprovedthatlightwasanelectomagneticwave.

8.Hewasnotatallconcernedaboutauthority.Hehatedbeingtoldwhatwastrue.

9.Sciencewasdinner-tableconversationintheEinsteinhouseholdwhenhewasyoung.His

interestinsciencecamenaturally.

10.Hecreditedhisdiscoveriestoimaginationandendlessquestioningmoresothatotthodox

intelligence.

11.Hestruggledtoproduceaunifiedfieldtheory,combinginggravitywithotherforcesof

nature,buthefailed.

12.HefoundEinstein’sbrainlookedmuchlikeanyother.

TextOrganization(P.100)

1.(P.100)

PartsParagraphsMainIdeas

PartOneParas.1-3Ayounghusbandandfather,AlbertEinstein

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