人教新课标选修8unit 3 Inventors and inventions教学课件

BrainstormCanyoumakealistofimportantinventorsandusefulinventions?ThomasAlvaEdisonElectricbulbBenjaminFranklinLightningAdiscoveryismerelymakingknownsomethingthatalready_____innature.Aninventionissomethingthatis______byahumanbeing.createdexistsNewton____________gravitydiscovereddiscover/invent?Stephenson________thetraininventeddiscover/invent?ColumbustheNewContinent1493,3,15discovered____________discover/invent?radiumMadameCurie_________discovereddiscover/invent?DNAFrancisCrickandJamesWatson_________discovereddiscover/invent?ZhangHeng________theseismographinventeddiscover/invent?Whatdoyouusetocatchsnakeswithoutharmingthem?ReadingTheproblemofthesnakesReadthepassagequicklytofindthemainideaofeachpart.TaskoneSkimmingDividethetextintofourpartsandworkoutthemainideaofeachpart.PartIPartIIPartIIIPartIV(Para1)Thediscoveryoftheproblemofthesnakes.(Para2-3)Theresearchontheapproachestosolvetheproblem.(Para4-6)Theattemptstocatchthesnakes.(Para7-8)Therequirementofgettingapatent.ReadfordetailsTaskTwoChoosealetteranddoasinstructedPlayagamenventionsiWhywasthewriterhappytohelphermother?Becauseherewasachanceforhimtodistinguishhimselfbyinventingsomethingmercifulthatwouldcatchsnakesbutnotharmthem.anice-creammaker,abowlandjelly,puttingthebowlwithjellyintothefridge,ice-cubes,alargebucket,andanet.Ihadto_________myfirstplan.Ineededto________myseconddesign.Mythirdattempt_________.adjustimprovesucceededCanyoufindoutsomekeyverbphrasestodescribethestepsthatthewritertakestocatchthesnakes?Firstly,Secondly,Finally,After2hours,andThenextday,freezethebowlfor24hours.placeitoverthesnakes’habitatwithsomeice-cubesonitstop.coverthewholethingwithalargebucket.removethebucketandthebowl;collectthesnakeswithanet.releasethemintothewild.Ifyouhaveascientifictheoryormathematicalmodel,youcangetapatent.Aninventorcaneasilygetthepatentfortheinvention.Trueorfalse1.Applyingforapatent2.Findingaproblem3.Doingresearch4.Testingthesolution5.Thinkingofacreativesolution6.DecidingontheinventionTheprocedureofapplyingforapatent:TaskThreeDiscussionCanyouinventamethodtopreventyoufromfallingasleepinclass?Earlytogotosleep,andtakeexerciseeveryday.Openthewindowtoletthefreshaircomein.Toeatsomefreshvegetablesandfruitsandavoidoilfood.FreetalkTowriteacompositionabouthowtopreventthestudentsfromsleepinginclass.