高二英语人教版unit1 Great scientists Warming up and readi

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Unit 1 Great ScientistsDo you know?Who discovered that objects in water are lifted up by a force that helps them float?

Who wrote a book explaining how animals and plants developed as the environment changed?Archimedes/XXXXXrk??midiz/阿基米德Charles DarwinWho invented the first steam engine?

Thomas Newcomen

托马斯纽科门 Who used peas to show how physical characteristics are passed from parents to their children?

Gregor Mendel孟某某Who discovered radium?

Who invented the way of giving electricity to everybody in large cities?

Who was the painter that studied dead bodies to improve his painting of people?

Marie Curie 玛丽·居里Thomas EdisonLeonardo da Vinci

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列奥纳多·达·芬奇 Who invented a lamp to keep miner safe underground?Who invented the earliest instrument to tell people where earthquakes happened?Who put forward a theory about black holes?Sir Humphrey Davy,汉弗莱·戴维爵士 Zhang HengStephen Hawking

斯蒂芬·威廉·霍金The passage is written as a report of an experiment and there are 7 steps:1.Find a problem:(发现问题)

2.Make up a question:(形成研究主题)

3.Think of a method:(找出研究方法)

4.Collect results:(收集材料)

5.Analyse results:(分析材料)

6.find supporting evidence:(必要时重新分析)

7.Draw a conclusion:(得出结论)Do you know John Snow约翰·斯诺 ?

Do you know what kind of disease is cholera霍乱?John Snow is a well-known doctor in the 19th century in London 内容过长，仅展示头部和尾部部分文字预览，全文请查看图片预览。 y people who had drunk the dirty water from the ______ died. So he decided that the polluted water carried cholera. He suggested that the _____ of all water supply be _______ and new methods of ________ with polluted water be found. Finally, “King Cholera” was defeated.

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