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人教课标选修8 Unit3 Inventors and inventions Warming up Reading_图文

Unit 3 Inventors and inventions Warming Up& Reading Do you know any inventors and inventions? Why are they famous? Issac Newton discovered gravity Why are they famous? Ben Franklin discovered Lightning is electricity Thomas Edison invented the electric bulb. Why are they famous? Madame Curie discovered radium Why are they famous? Zhang Heng invented seismograph Difference between discovery and invention finding out something A discovery is_____________ existing but not yet known ________________________ creating something An invention is___________ not existing before. ___________________ Please tell whether the following are discoveries or inventions. a discovery. It’s ___________ Mar.15 , 1493 Columbus the New Continent an invention. It’s ________ An amphibious car 水陆两用汽车 an invention. It’s ________ Stephenson’s “Rocket” a discovery. It’s ________ DNA connection between discovery and invention Discoveries electricity the movement of air the circulation of the blood X-rays Inventions electrical light, computers, telephones, television, etc airplane, air balloons, etc machines to help people with serious disease machines to treat illnesses (like cancer) connection between discovery and invention? Discoveries often lead to inventions. Inventions are often based on discoveries. stages every inventor must go through Applying for a patentTesting solution Finding a problem Thinking of a creative solution Doing research Deciding on the invention 1.___________________________ 2.___________________________ 3.___________________________ 4.___________________________ 5.___________________________ 6.___________________________ Patent office (专利局) plays the role of deciding what is an invention and what is not. And only inventions can get patens and so be recognized and protected. patents Look at the pictures, what inventions can you think of? Reading The problem of the snakes skimming What is the text about? The text is about ________________________ the problem of the snakes and presents ____________________________ the procedures of catching them and applying for __________. a patent Skimming 1.The purpose of the text is __________. A.to show us how to trap the snakes but not to kill them B. to tell people how to apply for a patent of the writer’s new idea C. to introduce the writer’s new idea of trapping the snakes and her application for a patent D. to tell the readers how to get a new idea and make it a

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