Period 2 reading 高中英语课件必修五.ppt

greatscientistsunit1 b archimedes c thomasedison a charlesdarwin 1 whichscientistsaid givemeaplacetostandon andicanmovetheearth hediscoveredthatobjectsinwaterareliftedupbyaforcethathelpsthemfloat 2 whowroteabookexplaininghowanimalsandplantsdevelopedastheenvironmentchanged a mariecurie c charlesdarwin b gregormendel 3 whoinventedthefirststeamengine a thomasnewcomen c thomasedison b archimedes 4 whousedpeastoshowhowphysicalcharacteristicsarepassedfromparentstotheirchildren a thomasedison c archimedes b gregormendel 5 whodiscoveredradium a mariecurie c newton b zhangheng 6 whoinventedthewayofgivingelectricitytoeverybodyinlargecities a stephenhawking c thomasedison b archimedes 7 whowasthepainterthatstudieddeadbodiestoimprovehispaintingofpeople a gregormendel c mariecurie b leonardodavinci 8 whoinventedalamptokeepminerssafeunderground a sirhumphrydavy c faraday b thomasnewcomen 9 whoinventedtheearliestinstrumenttotellpeoplewhereearthquakeshappened a charlesdarwin c watt b zhangheng 10 whoputforwardatheoryaboutblackholes a stephenhawking c copernicus b archimedes whatimpressedyoumostin2003 whodidgreatcontributionstodefeatingthesars a zhongnanshan c qianxuesheng b stephenhawking 中国工程院院士 广州呼吸病研究所所长 鼠疫 霍乱 病毒性肝炎 艾滋病 狂犬病 疟疾 流行性脑脊髓膜炎 麻疹 肺结核 infectiousdiseases johnsnowdefeats kingcholera powerful hardtocure howtoproveanewidea puttheminorder findaproblem makeupaquestion thinkofamethod collectresults analyzetheresults repeatifnecessary drawaconclusion drawaconclusionthinkofamethodcollectresultsmakeupaquestionfindaproblemanalyzetheresultsfindsupportingevidencerepeatifnecessary findsupportingevidence part1part2part3part4 para 1 para 2 para 3 5 para 6 introductionofjohnsnowandcholera introductionoftwotheories studyoftheoutbreakin1854 preventionofcholeraandjohnsnowdefeatedkingcholera findthemainideaofeachpart johnsnowdefeats kingcholera part1 introductionofjohnsnowandcholera part2 twotheories part3 studyoftheoutbreakin1854 findaproblem makeupaquestion whatisthecauseofthecholera whichisright whatdidjohnsnowdowhenanotheroutbreakhitlondonin1854 hewasreadytotestthetwotheories hebegantogatherinformation hemarkedonamapwhereallthedeadpeoplehadlived 1 2 30 40 numbersofhouses thinkofamethod markonamap result waterwastoblame source camefromtheriver removethehandle fromthewaterpump twootherdeaths conclusion pollutedwatercarriedthedisease beexamined newmethods findaproblem makeupaquestion thinkofamethod what sthecausesofcholera whichtheoryisright studytheoutbreakin1854andgatherinformation collectdata collectresults markinformationonamaptofindoutwheredeadpeoplelive analyseresults findoutwheretheygotwater analysethewatertoseeifitisthecauseoftheillness findsupport ingevidence findtwootherdeathsinanotherpart makeaconclusion thepolluteddirtysourceofdrinkingwaterwastoblameforthecauseofcholera notnecessaryinthisexperimentastheconlcusionsweresoclear nobodyknew thecauseoftheseriousdiseaseofcholera thatattackedpeople fromthenextcholeraattacktotesttheories trytoprovewhichmethodwascorrect hefoundthecauseofcholerawas becausethedatashowedaconnectionbetweenthewaterandthedeaths choleracouldbe nowthatitscausewasknown strangecloudintheair withtheirmeals collectdata thepollutedwater defeated idea2 discussion whatshouldyoudoifyou retravelingtoacountrythathasacholeraoutbreakaccordingtosnow stheory eatcookedfoodwhileitisstillhot boilwaterthoroughly 完全 beforedrinking washhandswithsoapandwaterbeforepreparingfoodandeating avoideatingrawfood especiallyseafood johnsnowwasa doctorinlondoninthe century hewantedtofindthe ofcholerainorderto it in1854whenacholera out hebegantogatherinformation he onamapwhereallthedeadpeoplehadlivedandhefoundthatmanypeoplewhohaddrunkthedirtywaterfromthe died sohedecidedthatthepollutedwatercarriedcholera h