高中英语unit1great scientistsreading课件人教版必修五.ppt

unit1greatscientists whatdoyouknowaboutgreatscientists trythequizonp1andfindoutwhoknowsthemost warmingup 1 whichscientistdiscoveredthatobjectsinwaterareliftedupbyaforcethathelpsthemfloat archimedes 287 212bc anancientgreekmathematician physicist 2 whowroteabookexplaininghowanimalsandplantsdevelopedastheenvironmentchanged charlesdarwin 1808 1882 britishauthoroftheoriginofspecies 3 whoinventedthefirststeamengine thomasnewcomen 1663 1729 british improvedthefirststeampumpandturneditintoasteamenginefortakingwateroutofminesin1712 jameswattimproveditandturneditintothefirstmodernsteamengineusedontherailways 4 whousedpeastoshowhowphysicalcharacteristicsarepassedfromparentstotheirchildren gregormendel 1822 1884 czechgenetics 5 whodiscoveredradium mariecurie 1867 1934 polishandfrench wontwonobelprizes 6 whoinventedthewayofgivingelectricitytoeverybodyinlargecities thomasedison 1847 1931 anamericaninventor thomasedison theinventionsofthomasedison phonograph留声机 lightbulb motionpictures 7 whowasthepainterthatstudieddeadbodiestoimprovehispaintingofpeople lastsupper monalisa leonardodavinci 1452 1519 italianartist 8 whoinventedalamptokeepminerssafeunderground sirhumphrydavy 1778 1829 british miniatureminer ssafetylamp 9 whoinventedtheearliestinstrumenttotellpeoplewhereearthquakeshappened zhangheng 78 139 chinese inventedseismograph 10 whoputforwardatheoryaboutblackholes stephenhawking 1942 abritishastronomerandphysicist 11 whoisthefatherofsuperhybridrice yuanlongping 12 doyouknowwhodefeated kingcholera johnsnow johnsnowisawell knowndoctorinthe19thcenturyinlondonandhedefeated kingcholera doyouknowwhatkindofdiseaseischolera itisakindofinfectiousdiseasecausedbydrinkingdirtywateranditcausedalotofdeathsintheoldtimesanditwasverydifficulttodefeat let sgettoknowhowdr johnsnowdefeated kingcholera in1854inlondoninthisreadingpassage johnsnowdefeats kingcholera thepassageiswrittenasareportofanexperimentandthereare7steps 1 findaproblem 发现问题 2 makeupaquestion 形成研究主题 3 thinkofamethod 找出研究方法 4 collectresults 收集材料 5 analyseresults 分析材料 6 findsupportingevidence 寻找证据 7 drawaconclusion 得出结论 readthepassageandfillinthisform whatcausescholera whichtheoryiscorrect collectinformationonthosewhowereillordiedandwheretheygottheirwater markinformationonamaptofindoutwherepeoplediedordidnotdie analyzethewatertoseeifthatisthecauseoftheillness findtwootherdeathsinanotherparttomakesureoftheconclusion thewateristoblame thesourceofalldrinkingwatershouldbeexamined whodefeats kingcholera whathappenedin1854 howmanypeoplediedin10days whyistherenodeathatno 20and21broadstreetaswellasatno 8and9cambridgestreet johnsnow choleraoutbreakhitlondon 500 thesefamilieshadnotdrunkthewaterfromthebroadstreetpump questions whycouldn tthecholerabeundercontrolatfirst whichtheorydidjohnsnowbelievein neitheritscause notitscurewasunderstood peopleabsorbedcholeraintotheirbodieswiththeirmeals johnsnowfinallyprovedthetheoryhebelievedby a gatheringinformationwiththehelpofamapb lookingintothesourceofthewaterforbroadstreetandcambridgestreetc separatingthosewhosufferedcholerafromthosewhodidn td bothaandb topreventthecholerafromspreadingagain whatdidjohnsnowdo a suggestedthatthesourceofallwatersuppliesbeexamined b suggestedthatnewmethodsofdealingwithpollutedwaterbefound c instructedthewatercompaniesnottoexposepeopletothepollutedwateranymore johnsnowwasawell known inlondoninthe century hewantedtofindthe ofcholerainorderto it in1854whenacholera out hebegantogatherinformation he onamapwhereallthedeadpeoplehadlivedandhefoundthatmanypeoplewhohaddrunkthedirtywaterfromthe died sohedecidedthatthepollutedwatercarriedcholera hesuggestedthatthe ofallwatersupplybe andnewmethodsof withpollutedwaterbefound finally kingcholera wasdefeated doctor 19th cause defeat broke marked pump source examined dealing readthepassageagainandfillintheblanks discussion whatqualitiesdoyouthinkascientistshouldhave whicharemoreimportant qualities imagination bravery diligence curiosity learningability imaginationismoreimportantthanknowledge 想象力比知识更重要 alberteinstein imagination without auselesscollectionoffacts nothinginlifeistobefeared itisonlytobeunderstood 生活中没有什么可怕的东西 只需要理解的东西 madamecurie brave fearless geniusisonepercentinspirationandninety ninepercentperspiration 天才就是百分之九十九的汗水加上百分之一的灵感 hard working diligent edison ittakesaveryunusualmindtoundertakeanalysisoftheobvious 分析明显存在的事物需要非凡的头脑 alfrednorthwhitehead britishphilosopherandmathematician curious youcannotteachamananything youcanhelphimfinditwithi