LetScienceChangeOurWorldLetScienceChangeOurWorld1Scientists:Scientists:2AlexanderBellelectricityThomasEdisontheFirsttelephoneWrightBrotherstheelectricLampMadameCurieblackholesinUniverseFranklinTheoryofGravityStevenHawkingtheFirstPlaneElbertEinsteinRadiumIsaacNewtontheTheoryofRelativityScientists&Contributions:AlexanderBell3Doyouknow?1.Whodiscoveredthatobjectsinwaterare

liftedupbyaforcethathelpsthemfloat?ArchimedesAncientGreek

(287-212BC)AmathematicianDoyouknow?1.Whodiscovered4CharlesDarwin2.Whowroteabookexplaininghowanimalsandplantsdevelopedastheenvironmentchanged?theOriginofSpecies“fatherofmodernbiology”Doyouknow?CharlesDarwin2.Whowroteab53.Whoinventedthefirststeamengine?

ThomasNewcomen,British(1663--1729)HeimprovedthefirststeampumpbuiltbyThomasSaveryin1698andturneditintoasteamenginefortakingwateroutofminesin1712.JamesWatt

improveditstillfurtherinthe1770sDoyouknow?3.Whoinventedthefirststea6GregorMendel,Czech(1822-1884)Hegrewpeaplantsanddevelopedideasonheredity(遺傳學)andinherited(繼承,承傳)characteristics.Between1856--1863hegrew28,000peaplants.4.Whousedpeastoshowhowphysicalcharacteristicsarepassed

fromparentstotheirchildren?Doyouknow?GregorMendel,Czech(1822-1875.Whodiscoveredradium?6.Whoinventedthewayofgivingelectricitytoeverybodyinlargecities?7.Whowasthepainterthatstudieddeadbodiestoimprovehispaintingofpeople?MariesCurieThomasEdisonLeonardodaVinciDoyouknow?5.Whodiscoveredradium?6.Who8

SirHumphryDavy,British(1778-1829)Hedidresearchintodifferentgasesanddiscoveredthemedicinalvalueofnitrous(含氮的)oxide(氧化物)(orlaughinggas)asananaesthetic(麻醉劑).In1815hedevelopedasafetylampforminers.8.Whoinventedalamptokeepminerssafeunderground?Doyouknow?SirHumphryDavy,British(19

ZhangHeng,Chinese(78-139)Heinventedthefirstseismograph(測震儀、地震儀)toindicateinthedirectionofanearthquake.Itwasintheshapeofacylinder(圓筒形)witheightdragonheadsroundthetop,eachwithaballinitsmouth.9.Whoinventedtheearliestinstrumenttotellpeoplewhereearthquakeshappened?seismographDoyouknow?ZhangHeng,Chinese(78-139)1010.Whoput

forwardatheoryaboutblackholes?StephenHawkingDoyouknow?10.Whoputforwardatheorya11DoyouknowJohnSnow?afamousdoctorinLondon.

Whathappenedtothem?

attendedherasherpersonalphysicianDoyouknowJohnSnow?afam12Itinfectspeople’sintestines(腸道),causingdiarrhoea(腹瀉),vomiting(嘔吐)anddehydration(脫水)

ManydeathsinAfricancountriesin2005andevennow5oodeathsin10daysin1854inLondon.Itinfectspeople’sinte13Let’sgettoknowhowDr.JohnSnowdefeated“KingCholera”in1854inLondoninthisreading

passage:

JohnSnowDefeats“KingCholera”Let’sgettoknowhowDr.John14Drawaconclusion(得出結論)Thinkofamethod(找出研究方法)Collectresults(收集材料)Makeupaquestion(形成研究主題)Findaproblem(發現問題)Analyseresults(分析材料)Findsupportingevidence(找出支持觀點的證據)JohnSnowDefeats“KingCholera”StepsofascientificresearchDrawaconclusion(得出結論)JohnSn15drawaconclusionfindaproblemmakeupaquestionthinkofamethodcollectresultsanalysetheresultsfindsupportingevidenceMatchthemPara1Para2Para3Para4Para5Para6

Para7drawaconclusionfindaproble16drawaconclusionfindaproblemmakeupaquestionthinkofamethodcollectresultsanalysetheresultsfindsupportingevidencePara1Para2Para3Para4Para5Para6para7

drawaconclusionfindaproble17Whatistheproblem?Cholerawasthemost______diseaseofitsday.Neitherits______norits_______wasunderstood.Somanyterrifiedpeoplediedevery

timetherewasanoutbreak.Whatcausedcholera?Step1:findaproblemdeadlycausecureHowtosolvetheproblem?Howtocontrolcholera?Whatistheproblem?Cholerawa18Whatisthequestion?Whichtheoryiscorrect?Step2:makeaquestiontheory1theory2Choleramultipliedintheair&floatedaroundPeopleabsorbedthediseaseintotheirbodywiththeirmeals.Whatisthequestion?Whichthe19Whatisthebestmethod?Collectdate/GatherinformationStep3:thinkofamethodWhen:______________Where:___________________Deaths:_____________1854500P./10D.twoparticularstreetsAnoutbreakhitLondonWhatisthebestmethod?Collec20Step4:collectresultsBroadStreetManydeathshappenedhere.Nodeathhappenedhere.Thewaterfromthepumpwastoblame.Step4:collectresultsBroad21Whathappenedtothepumpwater?Cholerawasspreadby_________notinacloudof_______.Step5:analysetheresultsLookintothe_______ofthewaterforthesetwostreets.source:________watermeasures:_________thehandleresult:thedisease_______________.sourcepollutedremovegermsgassloweddownWhathappenedtothepumpwate22Whatextraevidencedidhefind?Step6:findsupportingevidencetwootherdeaths

Awomanandherdaughterwholivedfarawaybutdrankthewateralsodiedofcholera.drawaconclusionwithcertaintyThepollutedwatercarriedthedisease.Whatextraevidencedidhefin23Whatishissuggestion?Step7:drawaconclusionHe