阿基米德阿基米德（公元前287年—公元前212年），古希臘哲學(xué)家、數(shù)學(xué)家、物理學(xué)家。出生于西西里島的敘拉古。阿基米德到過(guò)亞歷山大里亞，據(jù)說(shuō)他住在亞歷山大里亞時(shí)期發(fā)明了阿基米德式螺旋抽水機(jī)。后來(lái)阿基米德成為兼數(shù)學(xué)家與力學(xué)家的偉大學(xué)者，并且享有“力學(xué)之父”的美稱。阿基米德流傳于世的數(shù)學(xué)著作有10余種，多為希臘文手稿。MorepracticeReadthestoryandthenlookatthestatementsbelow.WriteT(True)orF(False)intheblanks.IfThestorydoesnottellyouaboutthem,writeDK(Don'tknow).Archimedesandthecrown

阿基米德和王冠KingHieroaskedacrown-makertomakehimagoldcrown,butwhenthekinggotthecrown,heaskedhimself,Isthecrownmadecompletelyofgold?ThenthekingsentthecrowntoArchimedes,thebestscientistinthekingdom.

Archimedesthoughtabouttheproblemwhileaslavepouredsomewaterintoabathforhim.Archimedesgotinthebathandsomewatercameoutofit,ontothefloor.'Thatisit!'shoutedArchimedes.'Someofthewaterwillmoveoutwhenweputanobjectinwater.Theobjectdisplacesthewater.Abigobjectwilldisplacealotofwater.Asmallobjectwilldisplaceonlyalittlewater.'HowexcitedArchimedeswas!Archimedeswenttothepalacetoweighthecrown.Itweighedonlyonekilogram.Hethecrowninapotofwater.Fivecentimetresofwatercameout.Thenheputonekilogramofgoldinanotherpotofwater.Threecentimetresofwatercameoutofthispot.ArchimedessaidtoKingHiero,'Silvermadethecrownbigger.Thecrowndisplacedmorewatersoitisnotmadecompletelyofgold.Itismadeofbothgoldandsilver.'putKingHierobecameveryangrywhenheheardthis,andhesentthecrown-makertoprison.

1KingHierosentthecrowntoArchimedesasagift.__________

2Archimedeshadseveralslaves

__________

3Archimedesgotinthebathtosolvetheproblem.__________

4WhenArchimedesputthecrowninthepot,thecrowndisplacedthreecentimetresofwater.

___________

5KingHierosentthecrown-makertoprisonbecausethecrownwasnotmadecompletelyofgold.___________

FDKFTTNewwordsArchimedes

[,ɑ:ki'mi:di:z]阿基米德

KingHiero

國(guó)王耶羅crown

[kraun]王冠crown-maker

制作王冠的人Goldcrown

金王冠scientist['sai?ntist]科學(xué)家completely[k?m'pli:tli]完整地;完全地;徹底地

kingdom['ki?d?m]

王國(guó)slave[sleiv]奴隸object['?bd?ikt]物體displace[dis'pleis]取代,替代palace['p?lis]

皇宮,宮殿

silver

['silv?]

銀prison

['prizn]

監(jiān)獄pot

[p?t]

罐;壺;鍋weigh

[wei]