人教版必修 5 unit 1 great scientists reading課件（33張）.pptx

unit1greatscientists reading therearesomegreatscientificachievementsthathavechangedtheworld canyounamesomeofthem doyouknowwhodiscoveredorinventedthefollowingthings 1 whichscientistdiscoveredthatobjectsinwaterareliftedupbyaforcethathelpsthemfloat archimedes it s 2 whowroteabookexplaininghowanimalsandplantsdevelopedastheenvironmentchanged charlesdarwin it susedinthetreatmentofsomediseases especiallycancer radium what sthis 3 whodiscoveredradium mariecurie 4 whoinventedthewayofgivingelectricitytoeverybodyinlargecities thomasedison 5 whowasthepainterthatstudieddeadbodiestoimprovehispaintingofpeople leonardodavinci 6 whoinventedtheearliestinstrumenttotellpeoplewhereearthquakeshappened zhangheng 7 whoputforwardatheoryaboutblackholes johnsnowdefeats kingcholera reading johnsnowdefeats kingcholera whatcanyoulearnfromthetitle who what defeatscholera whoisjohnsnow whathappenedtothem queenvictoria johnsnow約翰 斯諾 1813 1858 英國麻醉學家 流行病專家 他首次提出了預防霍亂的措施 1854年 倫敦霍亂流行 斯諾通過研究霍亂病死者的日常生活情況 尋找到他們的共同行為模式 發(fā)現(xiàn)了霍亂與飲用不潔水的關系 由于及時切斷了二者的聯(lián)系 有效制止了霍亂的流行 whatwasthecauseofthisillness howdidjohnsnowfinditout 1 whathappenedin1854 2 howmanypeoplediedin10days 3 whywastherenodeathatno 20and21broadstreetaswellasatno 8and9cambridgestreet task1 skimandscan 1 whathappenedin1854 2 howmanypeoplediedin10days choleraoutbreakhitlondon morethan500people 3 whywastherenodeathatno 20and21broadstreetaswellasatno 8and9cambridgestreet thesepeopleworkedinthepubatcambridgestreetandtheyhadnotdrunkthewaterfromthepump carefulreading 3m johnsnowwasandoctorinlondonwhoqueenvictoriaasherpersonal hethoughtabouthelpingordinarypeopletocholera thoughthecauseandtheofitwereunknown hewantedtofacetheandsolvetheproblem para 1 expert attended physician exposed cure challenge carefulreading 3m thetwotheorieswere 2 whichtheorydidjohnsnowbelievein para 2 3 2 peopleabsorbedcholeraintotheirbodieswiththeirmeals 1 choleramultipliedintheair acloudofdangerousgasfloatedarounduntilitfounditsvictims hebelievedinthesecondtheory amapofbroadstreet whatmethoddidheuse broadstreet manydeathshappenedhere nodeathhappenedhere thewaterfromthepumpwastoblame publichouse carefulreading 5m para 5 6 trueorfalse afterlookingintothesourceofthewaterforthetwostreets johnsnowhadshownthatcholerawasspreadinacloudofgasbutnotbygerms thewomanlivedinbroadstreetandshehaddeliveredwaterfromthepumptoherhouseeveryday f f carefulreading whichofthefollowingisnotthesolutionstopreventingthecholerafromhappeningagain a removethehandlefromthepump b thesourceofallthewatersuppliesshouldbeexamined c thewatercompanieswereinstructednottoexposepeopletopollutedwateranymore d cholerawasspreadbygerms para 7 ii choosethebestanswers 1 what sthepurposeofthetext a toshowushowdifficultitwastofindacureforcholera b totellushowjohnsnowfoundthecauseofcholeraandthecureforit c toshowushowdifficultitwastocarryoutexperimentsatthattime d totellusthewaycholeraspreadandhowseriousitwas 2 whatinspiredjohnsnowaccordingtothefirstparagraph beingqueenvictoria spersonalphysician b findingwherecholerahappened c helpingordinarypeoplewhosufferedfromcholera d usinghisknowledgetohelpsolvetheproblem 3 whatdoes it meaninthesentence tohelphimfindthenumberofdeadpeople b tohelphimnotlosehisway c tohelphimfindthereasonofthecholeraoutbreak 4 whichofthefollowingistrueaccordingtothetext johnsnowbecamefamousaftercholerahitenglandinthe19thcentury b johnsnowbegantocollectinformationlongbeforecholerahitenglandinthe19thcentury c themotherandherdaughtermentionedinthetextbothlivedinbroadstreet d johnsnowfeltunsureaboutthecauseofcholeraafterhefinishedthemap 5 whywascholeracalled kingcholera inthetext a becausecholeracausedmanydeaths b becauseitgotitsnamefromqueenvictoria c becausecholerawasthemostdeadlydiseaseofitsday d becauseitwasdefeatedwiththehelpoftheking whatshouldwepayattention