《When was it invented》PPT课件77

Revision&writingWhenwasitinvented?inventionswhattelephone,television,car,personalcomputer,shoeswithspecialheels,shoeswithlights,hotice-creamscoop,tea,potatochips,zipper,basketballWhitcombJudson,ShenNong,AlexanderGrahamBell,GeorgeCrum,JamesNaismithwhouseseeinginthedark,servingreallycoldice-cream,changethestyleoftheshoes,forfunandexercisewhen1876,1885,1927,1971,1893,about5,000yearsago,over100yearsago,acenturyago,duringthe6thcentury,around1660InventionsWhoWhenBeusedforSurveyWhat’syourfavoriteinvention?Whowasitinvented?Whenwasitinvented?Whatisitusedfor?Doesithaveacoolstory?…thecomputerJohnW.MauchlyJ.PresperEckert1946Storeinformation,sendmessages,listentomusic…Myfavoriteinventionisthecomputer.Thefirstcomputerwasinventedin1946anditwasinventedbyJohnW.MauchlyandJ.PresperEckert.Wecanusethecomputertodoalotofthings.Itcanbeusedforstoringinformation,sendmessages,listentomusicandsoon.Astimepassby,thetechnologyisdeveloping,andthecomputerisadvancingtoo.Butmypartnerprefers…Self-check1P48Itisoftendifficulttodecideontheinventorofcertaininventions.Thisisbecausesometimesafewpeoplemay_____thingswhichare_____thesame.It’shardtotellwhocameupwiththeideafirst.Someinventionscanalsoleadtootherinventions________.Sosomepeople____whethertheinventorcameupwiththeideahimselforherself.Theythinkthattheinventorusedsomeoneelse’sideatocreatehisorherinvention.Thatiswhybooksor______usually_____morethanoneinventorwhengivinginformationaboutinventions.inventnearlyallofasuddendoubtwebsitesmentionThisspecialpenwasinventedbyLiuJie.Heinventeditbecausehealwaysneedtotakenotesquickly.Ithasthreecolorsandisusedfortakingnotesquickly.Itisveryusefulifyouhavealottowritedown.Thepencomeswithamicrochipthatcanstorealistofcommonwordsthatyouwilluse.Youcanprogramthewordsyouwilluseoftenintothemicrochip’smemory,thenassignashortformtoeachword.Whenyouarewriting,youjustneedtowritetheshortformswiththepen,pressabuttononthepenandalltheshortformswillchangeintotheactualwords.Themicrochipcancontainupto50wordsandyoucanmakechangestothelistofwordswheneveryouneedto.WhatproblemdoesLiuJiehave?Whatisitusedfor?ThecomputerComputersarebecomingmoreandmoreimportantinourdailylife.Doyouknowthehistoryandthechangesofcomputers?Computerwasinventedin194.Atthattime,themachinewashugeanditwasaslargeasabighouse.Itweighedabout30tons.Thecomputerisaveryusefultoolinourlife,inourstudyaswellaswork.Forexample,computercansendsomemessagestoforeignfriendsbye-mail.Thecomputercanopenoureyestoletusknowmore.Thecomputeristhemosthelpfulinventionintheworld.Itcanhelpuswithourschoolworktoo.Therearemanyfunctions.Wecanlistentomusicwhenwearetired,andwecanplaythegamesoncomputerforfun.Itmakesusrelax.It’shardtoimaginewhatourlifewouldbelikeifwehadnocomputersinourdailylife.Andinmyopinion,computersaregoingtochangeourlifecompletelyinthenearfuture.Writeanarticleusingthenotesinthebox.Who:collegestudentsWhat:metalpieplate,flyingdiskWhen:1950Where:bakeryBridgeport,ConnecticutWhy:newtoyHow:studentseatpie,throwpieplatesToday:clubs,magazines,festivalFrompieplatetoflyingdisk.Theflyingdiskwasinventedbycollegestudents.TheyusedametalpieplatefromabakeryinBridgeport,Connecticut.Studentsatethebakery’spiesandthenthrewthepieplates.Today,thereareflyingdiskclubs,magazinesandafestival.FrompieplatetoflyingdiskTheflyingdiskwasinventedbycollegestudents.Itisanewtoy.Flyingdiskisametalpieplate.Inthe1950s,severalcollegestudentsatepiesmadebyabakeryin.Theyfounditinterestingtothrowthepieplateswitheachother.Thenitbecameagame.Nowthisgameisverypopulararoundtheworld.Andthereareflyingdiskclubs,magazinesandevenafestival.Problem:_____________________________Newinvention:_____________________________Use:_____________________________Price:_____________________________apenthatlistensandwritesmusiccandleactivityglassestemperaturecup