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1、Unit 1Unit 1Great scientistsGreat scientiststhe light bulbThomas Edisonlight bulbThomas Edison, American, an inventor. He invented the lights and the gramophone.He is the inventor of electric light bulb(电灯电灯).Not only is he an inventor but also he is a great scientist. 1. Can you name some famous sc
2、ientists?2.What do you know about them ?Lets have a competition!Warm up1.Which scientist discovered that objects in water are lifted up by a force that helps them float?B. ArchimedesC. Thomas EdisonA. Charles DarwinArchimedesHe lived in Ancient GreeceHe discovered that objects in water are lifted up
3、 by a force.This theory helped him solve the problem raised by the king.He once said, “give me a place to stand on, and I can move the earth.”ArchimedesArchimedeswas the scientist was the scientist who who discovered discovered that that objects in water are objects in water are lifted up by a force
4、 lifted up by a force that helps them that helps them float?float?2. Who wrote a book explaining how animals and plants developed as the environment changed?A. Marie CurieC. Charles DarwinB. Gregor MendelCharles DarwinHe was born in 1808, in Britain.He wrote a famous book which changed the way we th
5、ink about our lives.At that time people thought all living things were perfect, so would never need to change.He put forward his theory that animals and plants developed as the environment changed.Charles Darwin, Britain (1808-1882).The name of the book is Origin of Species.was the scientist who wro
6、te a book explaining how animals and plants developed as the environment changed.Charles Darwin3.Who invent the first steam engine?A. Thomas NewcomenC. Thomas EdisonB. ArchimedesThomasThomas NewcomenNewcomen was the scientist was the scientist who inventedwho invented the first steam engine. the fir
7、st steam engine.Thomas Newcomen (1663-1729) British4. Who used peas to show how physical characteristics are passed from parents to their children.A. Thomas EdisonC. ArchimedesB. Gregor MendelGregor Mendel was the scientist who used peas to show how physical characteristics are passed from parents t
8、o their children.Gregor Mendel5. Who discovered radium?A. Marie CurieC. NewtonB. Zhang HengMarie Curie, Polish and French, a chemist and physicist. She discovered radium.Marie Curie was the scientist who discovered radium.6.Who invented the way of giving electricity to everybody in large cities?A. S
9、tephen Hawking C. Thomas EdisonB. Archimedeslight bulbThomas Edison was the scientist who who inventedinvented the way of the way of giving electricity to giving electricity to everybody in large everybody in large cities.cities.7.Who was the painter that studied dead bodies to improve his painting
10、of people?A. Gregor MendelC. Marie CurieB. Leonardo da Vinci Leonardo da VinciLeonardo da Vinci was the Italian painter/ artist who studied dead bodies to improve his painting of people.Mona Lisa8. Who invented a lamp to keep miners safe underground?A. Sir Humphry Davy C. FaradayB. Thomas NewcomenSi
11、r Humphry Davy, British, an inventor and chemist.Sir Humphry Davy was the scientist who invented a lamp to keep miners safe underground.9. Who invented the earliest instrument to tell people where earthquakes happened?A. Charles DarwinC. Watt B. Zhang HengZhang HengThe earliest instrument of telling
12、 earthquakesZhang Heng (78-139)seismographseismographZhang Heng was the scientistZhang Heng was the scientistwho inventedwho invented the the earliest instrument to earliest instrument to tell people where tell people where earthquakes happened?earthquakes happened?10.Who put forward a theory about
13、black holes?A. Stephen HawkingC. CopernicusB. ArchimedesStephen Hawking (1942-) British, a physicistStephen HawkingStephen Hawking was the was the scientist scientist who put forwardwho put forward a a theory about black holes.theory about black holes.遗传学遗传学 电电浮力定理浮力定理 镭镭进化论进化论 画家画家 蒸汽机蒸汽机矿工安全灯矿工安全灯
14、黑洞理论黑洞理论地动仪地动仪阿基米德阿基米德 Archimedes达尔文达尔文 Charles Darwin纽科文纽科文 Thomas Newcomen孟德尔孟德尔Gregor Mendel居里夫人居里夫人Marie Curie爱迪生爱迪生Thomas Edison达芬奇达芬奇Leonardo da Vinci汉弗来汉弗来.戴维爵士戴维爵士Sir Humphry Davy张衡张衡Zhang Heng斯蒂芬斯蒂芬.霍金霍金 Stephen HawkingDo you know other great scientists?1.Who invented the first modern steam
15、 engine?James Watt (瓦特瓦特)2. Who is the inventor of electric light bulb(电灯电灯)?Thomas Edison3.Who invented the earliest instrument to tell people where earthquakes happened?Zhang Heng4.Who is the father of super hybrid rice?Yuan Longping5. Do you know who defeated “King Cholera”?John SnowSpeaking activityDiscuss in groups of four, which field do you want to contribute yourself to in the future? One takes down the groupmates opinions, after that ,report the groupmates opinions to the whole class.Speaking (3m)
