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《全新版大学英语(第二版)综合教程》BOOK3_课后练习答案-U4

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2021-03-01 11:25
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2021年3月1日发(作者:性别比)


Unit 4 Was Einstein a Space Alien?


Text A


Content Questions



P.99




1.



He worked as a



Technical Expert, Third Class



. He needed the job to support his young


family.


2.



He published five of the most important papers in the history of science. This is because


they proved that atoms and molecules existed, laid the foundation for quantum mechanics,


describe the theory of special relativity, and advanced the famous equation: E=mc2


3.



He developed the Theory of Universal Gravitation then.


4.



Because his ideas were far ahead of other scientists of his time.


5.



He meant that like other scientists Einstein was a man of his time. If he hadn



t been born,


his 1905 papers would eventually have been written in some form by others.


6.



What


was


remarkable


about


1905


is


that


year


a


single


person


authored


five


of


the


most


improtant papers in science. Einstein proposed in 1905 that light is particulate and for this


he won the Nobel Prize in 1921.


7.



Because


if


you


did


so


you


would


find


yourself


disagreeing


with


phisicist


James


Clerk


Maxwell, an Authority Figure who had proved that light was an electomagnetic wave.


8.



He was not at all concerned about authority. He hated being told what was true.


9.



Science was dinner-table conversation in the Einstein household when he was young. His


interest in science came naturally.


10.



He credited his discoveries to imagination and endless questioning more so that otthodox


intelligence.


11.



He


struggled


to


produce


a


unified


field


theory,


combinging


gravity


with


other


forces


of


nature, but he failed.


12.



He found Einstein



s brain looked much like any other.



Text Organization



P.100



1.



(P


.100)



Parts



Part One



Part Two


Part Three


Paragraphs


Paras. 1-3


Paras. 4-12


Paras. 13-21


Main Ideas


A young husband and father, Albert Einstein


had to work hard to support his family.



Einstein


made


astonishing


achievements


in


physics and thus revolutionized the field.


Einstein



s discoveries were attributable to his


- 1 -



imagination,


questioning,


disregard


for


authority,


powers


of


concentration,


and


interest in science.


Part Four


2.



(P


.100)


1). He felt all the pressure and responsibility of any young husband and father.


2). Galison:


If Einstein


hadn



t


been born, his


1905 papers


would have been written in


some


form by others.


3). Other physicists like Max Planck, more senior and experienced than Einstein, were closing


in on the answer, but he got there first.


4).


Einstein


himself


credited


his


discoveries


to


imagination


and


questioning


more


so


than


orthodox intelligence.


5). He failed in producing a unified field theory.


6). His brain looked much like any other.



Paras. 22-23


Einstein was not space alien.


Language Sense Enhancement (P.101)


I.




1)



concentration

















2) lie down


3)



balance




















4) engross himself in


5)



stimulated



















6) more so




























7)



curious






















8) assessment


9)



credited


















10) intelligence



Language Focus (P.103)


Vocabulary


1.



(P. 104)



1)


accordingly











2)


loose



3)


concentration









4)


stimulating



5)


fabric
















6)


if anything



7)


reality
















8)


intuition




9)


trifle

















10)


at the turn of the century




11)


mess

















12)


undermine





2.



(P. 105)



1)


approve of



2)


slow down




3)


take in



























4)


sucked into









































5)


set



apart























6)


dozed off



7)


call forth



8)


stretch into



- 2 -


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