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Warmingup,Unit3Inventorsandinventions,Howcanyoudivide13orangesamong9childrenfairly?,makeorangejuice,Creativity,Howtobeagoodinventor?,CreativeEducationHard-workingPracticalskillsDeterminationPatience,Curious,Creative,Persevering,Ingroups,discusstheinventionsyouknowandthenmakealist.,telephone1876,airplane1903,television1923,colourtelevision1940,photocopier1937,airconditioner1902,electronicdigitalcomputer1942,atomicbomb1945,creditcards1950,Penicillin1928(青霉素),X-ray1960,Amongtheinventionsabove,whichinventiondoyouthinkisthemostimportantone?Why?Howdidtheychangepeoplesdailylives?,Discussion,Adiscovery,Aninvention,=,Adiscovery,Aninvention,1Lookatthepicturesbelowanddiscussinpairswhichpicturesshowinventionsandwhichshowdiscoveries.,anamphibiouscar,Thisisthefirstcarthatcantravelsafelyonwaterandonland.Whenmovingonwater,thewheelsofthecarturnsidewaysandmoveintothebody.Theunderneathofthecarisstrongenoughtosailasaboat.Itisaprototypeandisnotyetbeingproducedforsale.Thisisaninterestingmoderninvention.,Stephensons“Rocket”,GeorgeStephensonwasoneofthefirstmentodesignenginesfortherailwayswhichwerenewatthattime.Itwasagreatinvention.,ThestructureofDNA,ThiswasadiscoveryofFrancisCrickandJamesWatsonandpublishedin1953.ThesetwoscientistswerethefirsttoshowthatourgenesconsistoftwospiralsofDNA(calledthedouble-helix).Thisworkleddirectlytothehumangenomeprojectin2003,whichdiscoveredtheStructureofDNA.,Workouttherulesthatwillhelpyoudecidewhatadiscoveryisandwhataninventionis.,Aninventionis_.,Adiscoveryis_.,existinginnaturebutnotyetknown,findingoutsomethingalready,byhumanbeingsnotexistingbefore,somethingthatwascreated,aninvention,adiscovery,universalgravitation,theelectricbulb,Nowgivesomeexamplesofdiscoveriesandinventions.,Electricity,1.Systemsofdeliveringelectricallightandheatingtohomesandoffices2.Householdmachinesforwashing,ironing,keepingfoodcold,etc3.Computers,telephones,television,etc,Themovementofair,1.Airplanejetengines2.Airballoons,etc,Machinestohelppeoplewithseriousdisease,Thecirculationoftheblood,X-rays,1.Bodyscannerstoseewhetheryouareill2.Machinestotreatillnesses(likecancer),discoverymakeadiscoverydiscoverdiscoverer,发现作出一项发现vt.发现;发觉;找到n.发现者,Explanation,FindmoreinformationaboutthegreatChineseinventions(printing,paper,thecompassandgunpowder).,Homework,
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