人教必修5 第一单元Great Scientist Warming-up & Reading

GreatScientistsIwanttobeascientist.ButIdon'tkonwanyofthegreatscientistsinthequestionaire.Couldyouhelpme?GreatScientistsWhichscientistdiscoveredthatobjectsinwaterareliftedupbyaforcethathelpsthemfloat?Archimedes(287-212BC)anancientGreekmathematicianGreatScientistsWhowroteabookexplaininghowanimalsandplantsdevelopedastheenvironmentchanged?CharlesDarwin(1808-1882)BritishbiologistAuthorofTheOriginofSpecies《物种起源》GreatScientistsWhoinventedthefirststeamengine?ThomasNewcomen(1663-1729)纽科门BritishengineerGreatScientistsWhousedpeastoshowhowphysicalcharacteristicsarepassedfromparentstotheirchildren?GregorMendel(1822-1884)孟德尔Czech(捷克人)botanistandgeneticistGreatScientistsWhodiscoveredradium?MarieCurie(1867-1934)(PolishandFrench,wontwoNobelPrizes)achemistandphysicistGreatScientistsWhoinventedthewayofgivingelectricitytoeverybodyinlargecities?ThomasEdison(1847-1931)anAmericaninventorGreatScientistsWhowasthepainterthatstudieddeadbodiestoimprovehispaintingofpeople?LeonardodaVinci(1452-1519)ItalianartistGreatScientistsWhoinventedalamptokeepminerssafeunderground?SirHumphryDavy汉弗来.戴维爵士(1778-1829)BritishaninventorandchemistGreatScientistsWhoinventedtheearliestinstrumenttotellpeoplewhereearthquakeshappened?ZhangHeng(78-139)Chinese,inventedseismographGreatScientistsWhoputforwardatheoryaboutblackholes?StephenHawking(1942--)aBritishastronomerandphysicistGreatScientistsExcellent!Thankyouverymuch!ButIhaveanotherproblem.Myteacheraskmetodesignaresearchplanforcholera.Idon'tknowwhattodo.Couldyoulendmeahand?akindofdeadlyinfectiousdiseasedrawaconclusionfindaproblemmakeaquestionthinkofamethodcollectresultsanalysetheresultsfindsupportingevidenceCanyouhelpJamesfindtheorderofscientificresearch?drawaconclusionthinkofamethodcollectresultsmakeaquestionfindaproblemanalysetheresultsFindsupportingevidenceGreatScientistsThanks!I'dliketocheckitwithJohnSnow.Youdon'tknowJohnSnow?Ok,let'sreadthepassagetogether!•______JohnSnowbegantotesttwotheories.•_____AnoutbreakofcholerahitLondonin1854.•______JohnSnowmarkedthedeathsonamap.•______Heannouncedthatthewatercarriedthedisease.•______JohnSnowinvestigatedtwostreetswheretheoutbreakwasverysevere.•______KingCholerawasdefeated.•______Hefoundthatmostofthedeathswerenearawaterpump.•______Hehadthehandleremovedfromthewaterpump.GreatScientists21473856GreatScientists•Paragraph1•Paragraph2•Paragraph3•Paragraph4•Paragraph5•Paragraph6•Paragraph7CanyoumatcheachparagraphwithJohnSnow'sresearchstages?FindaproblemMakeaquestionThinkofamethodCollectresultsAnalysetheresultsFindsupportingevidence&DrawaconclusionSuggestionGreatScientists•Paragraph1FindaproblemWhoJohnSnow,anexpertphysicianattendedqueenWhatTherewasanoutbreakofcholerawhichnooneunderstooditscauseorcure.WhenDuringVictoria’sdayWhereLondonHowJohnSnowdecidedtofacethechallengetosolvetheproblem.Cholera________intheairwithoutreason.Acloudofdangerousgaswould__________untilitfoundits_________.People________it_____theirbodieswiththeir________.multipliedfloataroundvictimsabsorbedmealsintoWhichtheorydidhethinkwasright?•Paragraph2MakeaquestionQ:Whatarethetwotheories?GreatScientists•Paragraph3ThinkofamethodQ:HowdidJohnprovehisthought?WhenanotheroutbreakhitLondonin1854,hestartedhisenquiryandgatherinformationinthepoorneighbourhoodsparticularlyin2streetswherethediseasewassosevere.GreatScientists•Paragraph4CollectresultsDrawamapHemarkedonthemaptheexactplaceswhereallthedeadpeoplehadlived.InvestigateHediscoveredthatthesepeopleworkedinthepubat7CambridgeStreethadbeengivenfreebeerandsohadnotdrunkthewaterfromthepump.AmapofBroadStreetWhatmethoddidheuse?Manydeathshappenedhere.Nodeathhappenedhere.___________________wastoblame.waterpumpSonext??ThewaterfromthepumpQ:WhatdidJohnSnowdo?lookedinto_______________________found_____________________________told_______________________________thesourceofwaterthewatercamefromapollutedriverpeopletoremovethehandleSoonafterwards,thedisease___________.sloweddown•Paragraph5AnalysetheresultsGreatScientists•Paragraph6Findsupportingevidence&DrawaconclusionQ:WhatsupportingevidencedidJohnfind?Awomanandherdaughterwholivedfarawaybutdrankthewateralsodied.Thepollutedwatercarriedthevirus.twootherdeathslinkedtotheoutbreakGreatScientists•Paragraph7SuggestionWhatdidJohnsuggesttoprotectpeoplefromcholera?Hesuggestedthatthesourceofallthewatersuppliesbeexamined.announceGreatScientistsScientificReportbyJohnSnowTheproblemNobodyknewthecauseoftheseriousdiseaseofcholera.TwotheoriesIdea1:Strangecloudintheairthatattackedpeople.Idea2:peopleabsorbedthediseasewiththeirmeals.ThemethodCollectdatafromthenextcholeraattacktotesttheories.Trytoprovewhichmethodwascorrect.TheresultsHefoundthecauseofcholerawasthepollutedwater.Idea1or2?Why?Idea2.Becausethedatashowedaconnectionbetweenthewaterandthedeaths.TheconclusionCholeracouldbedefeatednowthatitscausewasknown.GreatScientistscharacteristicn.特征；特性absorbvt.吸收radiumn.镭enquiryn.询问paintern.画家；油漆匠neighbourhoodn.附近scientificadj.科学家的severeadj.严重的analysevt.分析pumpn.抽水机expertadj.熟练的/n.专家pollutevt.污染attendvt.照顾；出席handlen.柄；把手physiciann.医生；内科医师announcen.宣布challengen.挑战