必修五第一单元大阅读公开课一等奖省优质课大赛获奖课件

Unit1

GreatScientistsLet’shaveaquiz.Whatdoyouknowaboutgreatscientists?Warmingup1.Whichscientistdiscoveredthatobjectsinwaterareliftedupbyaforcethathelpsthemfloat?It’s…..Archimedes“Givemeaplacetostandon,andIcanmovetheearth.”2.Whowroteabookexplaininghowanimalsandplantsdevelopedastheenvironmentchanged?It’s…..CharlesDarwin3.Whousedpeastoshowhowphysicalcharacteristicsarepassedfromparentstotheirchildren.It’s…GregorMendel4.Whodiscoveredradium?It’s…MarieCurie5.Whoinventedthewayofgivingelectricitytoeverybodyinlargecities?It’s…ThomasEdisonGeniusisonepercentinspirationandninety-ninepercentperspiration.6.Whowasthepainterthatstudieddeadbodiestoimprovehispaintingofpeople?It’s…LeonardodaVinci7.Whoinventedtheearliestinstrumenttotellpeoplewhereearthquakeshappened?It’s…ZhangHengSeismograph地震仪8.Whoputforwardatheoryaboutblackholes?Blackhole

It’s…StephenHawking(1942--)9.Whoinventedthefirststeamengine?It’s…

ThomasNewcomen10.

Whoinventedalamptokeepminerssafeunderground?It’s…SirHumphryDavytheSafetyLamp

Whydowecallthemgreatscientists?madeagreatcontribution.madegreatachievements.succeededintheirscientificresearch.Theyall...drawaconclusionthinkofamethodcollectresultsmakeaquestionfindaproblemanalysetheresultsfindsupportingevidencefindaproblemmakeaquestionthinkofamethodcollectresultsanalysetheresultsdrawaconclusionHowtoproveanewideainscientificresearch?findsupportingevidenceJohnSnowDefeats“KingCholera”ReadingJohnSnowdefeats“kingcholera”Whatcanyoulearnfromthetitle?人物：事件：defeatscholeraDoyouknowJohnSnow?Doyouknowwhatkindofdiseaseischolera?JohnSnowisawell-knowndoctorinthe19thcenturyinLondonandhedefeated“KingCholera”.Itisakindofinfectiousdiseasecausedbydrinkingdirtywateranditcausedalotofdeathsintheoldtimesanditwasverydifficulttodefeat.JohnSnow约翰.斯诺(1813~1858),英国麻醉学家、流行病教授。他首次提出了预防霍乱办法。1854年,伦敦霍乱流行,斯诺经过研究霍乱病死者日常生活情况,寻找到他们共同行为模式,发觉了霍乱与饮用不洁水关系,因为及时切断了二者联络,有效阻止了霍乱流行。

Infectiousdiseasescanbespreadtootherpeople.Theyhaveanunknowncauseandneedpublichealthcaretosolvethem.Peoplemaybeexposedtoinfectiousdiseases,somayanimals.Birdflu,AIDSandSARSareinfectiousdiseases.Infectiousdiseasesaredifficulttocure.Infectiousdiseasescanbespreadtootherpeople.Theyhaveanunknowncauseandneedpublichealthcaretosolvethem.Peoplemaybeexposedtoinfectiousdiseases,somayanimals.Birdflu,AIDSandSARSareinfectiousdiseases.Infectiousdiseasesaredifficulttocure.Whatdoyouknowaboutinfectiousdiseases?Whatdoyouknowaboutcholera?Choleraistheillnesscausedbyabacterium(细菌)calledVibriocholerae.Itinfectspeople’sintestines(肠),causingdiarrhea(腹泻),vomitingandlegcramps.Themostcommoncauseofcholeraisbysomeoneeatingfoodordrinkingwaterthathasbeeninfectedwiththebacteria.JohnSnow约翰.斯诺(1813~1858),英国麻醉学家、流行病教授。他首次提出了预防霍乱办法。1854年,伦敦霍乱流行,斯诺经过研究霍乱病死者日常生活情况,寻找到他们共同行为模式,发觉了霍乱与饮用不洁水关系,因为及时切断了二者联络,有效阻止了霍乱流行。introduction()JohnSnowbegantotesttwotheories.()AnoutbreakofcholerahitLondonin1854.()JohnSnowmarkedthedeathsonamap.()Heannouncedthatthewatercarriedthedisease.()JohnSnowinvestigatedtwostreetswheretheoutbreakwasverysevere.()KingCholerawasdefeated.()Hefoundthatmostofthedeathswerenearawaterpump.()Hehadthehandleremovedfromthewaterpump.Readthepassageandnumbertheseeventsintheorderthattheyhappened.Fast—reading:21473856Whatistheproblem?Thecholerawasthemostdeadlydiseaseofitsday.Neitheritscause,noritscurewasunderstood.Whatcausedcholera?Para.1Careful—reading:Makeaquestion:Whichtheorytobelievein?Idea1Idea2Choleramultipliedintheairwithoutreason.Acloudofdangerousgaswouldfloatarounduntilitfounditsvictims.Peopleabsorbeditwiththeirmeals.Whichonedoyoubelievemore?WhataboutJohnSnow?Para.2AmapofBroadStreetWhatmethoddidheuse?BroadStreetManydeathshappenedhere.Nodeathhappenedhere.Itseemedthewaterfromthepumpwastoblame.Whatdidhedonext?PublichouseParas.3-4Para.5Analyzetheresults:Whathappenedtothepumpwater?ThewaterwasfromtheriverwhichhadbeenpollutedbythedirtywaterfromLondon.Para.6Findsupportingevidence:whatextraevidencedidhefind?Awomanandherdaughterwholivedfarawaybutdrankthewateralsodied.Para.7DrawaconclusionThepollutedwatercarriedthedisease.drawaconclusionfindaproblemmakeaquestionthinkofamethodcollectresultsMatchthemPara1Para2Para3Para4Para5Para6Para7PreventionofCholeraanalysetheresultsSummaryJohnSnowwasawell-known______inLondoninthe_____century.Hewantedtofindthe______ofcholerainorderto______it.In1854whenacholera______out,hebegantogatherinformation.doctor19thcausedefeatbrokeHe_________onamapwhereallthedeadpeoplehadlivedandhefoundthatmanypeoplewhohaddrunkthedirtywaterfromthe______died.Sohedecidedthatthepollutedwatercarriedcholera.Hesuggestedthatthe_______ofallwatersupplybe__________andnewmethodsof________withpollutedwaterbefound.Finally,“KingCholera”wasdefeated.markedpumpsourceexamineddealingLearnmoreaboutcholeraWhatshouldwepayattentiontoinourdailylifeinordernottogetinfectedwithcholera?

HeatthefoodleftovernightCookrawfoodthoroughlyWashhandsoftenKeepawayfromflieschoosefreshseafoodKeepthekitchenclea