新人教版选修八Unit3Warmingup.ppt

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1、人教新课标必修人教新课标必修8 Unit 3 Inventors and inventionsWarming up and Reading IWhy are they famous?Issac NewtongravitydiscoveredBen FranklinLightning is electricitydiscoveredWhy are they famous?Thomas Edison invented the electric bulb.radiumMadame CuriediscoveredWhy are they famous?Zhang Hengseismographinve

2、ntedWhy are they famous?An amphibious carDNAdiscovery or invention?Difference between discovery and inventionAn invention is_ creating something not existing before.finding out something existing but not yet knownA discovery is_ connection between discovery and invention？Discoveries often lead to inventions.Inventions are often based on discoveries.stages every inventor must go throughApplying for a patentFinding a problemDoing researchTesting the solutionThinking of a creative solutionDeciding on the invention1._2._3._4._5._6._