课件31张PPT。UNIT 1 GREAT SCIENTISTSDo you remember them?I’m the father of super hybrid rice.He has made a famous kite experiment.He learned a lot from it and invented lightning
rod(避雷针).He is … Benjamin FranklinNever leave that until tomorrow, which you can do today.今日事,今日毕.Who is he?He is called the greatest scientist in the 20th
century.He is famous for the Theory of Relativity.He is … Albert EinsteinImagination is more important than knowledge."想象力比知识更重要."imaginativeHe made the first telescope in the world.His observations show that the earth moves
around the sun.He is … Galileo GalileiYou cannot teach a man anything. You can only help him find it within himself.
你不可能把一切都教给一个人, 你只能帮助他从内心去发现(和了解)事物。Do the quiz and see who knows the most.Warming up1.Archimedes 阿基米德 (ancient Greek) Give me a place to stand on, and I can move the earth.1.
He was a mathematician. He found that if you put an object into water the water pushes the object up. It rises and partly floats. The force of the water pushing it up is the same as the weight of the object. .Archimedes2.Charles Darwin 达尔文(British)“The Origin of Species”The origin of species explained how plants and animals had changed over time to fit in with a changing environment. His book showed people had developed from apes instead, which caused a lot of argument between religious and scientific people. His idea became very influential and is still accepted today. 3.Thomas Newcomen (1663-1729) British
托玛斯 ·纽科门Newcomen’s steam engineIt was he who invented a steam
engine for taking water out of mines in 1712.. James Watt improved it and turned it into the first modern steam engine used on the railways.
He grew 28,000 pea plants and developed ideas on heredity. The first is that inheritance factors do not combine but are passed to the next generation intact. Second, each partner gives half the inherited factors to the young. Third, some of these factors show up in the offspring. 4.Gregor Mendel
门德尔(1822-1884) Czech (捷克)
stamens;
花蕊
carpel; 心皮
pollen花粉;
pollinated;对...授粉
offspring;子孙, 后代, 产物Gregor Mendel
门德尔(1822-1884) Czech (捷克)inheritance遗传 She discovered radium(镭)and polonium(钋).
In her life, she won the Nobel Prize twice.She is … 5. Marie CurieNothing in life is to be feared. It is only to be understood.生活中没有什么可怕的东西,只有需要理解的东西.The Only person ever to receive two Nobel Prizes , one in physics and the other in chemistry.Marie Curie (Polish) Pierre CurieThomas Edison6.Thomas Edison, an inventor of about 1,000 electrical devices.phonograph 留声机lightbulbmotion picturesGenius is one percent inspiration and ninety-nine percent perspiration.天才就是百分之九十九的汗水加上百分之一的灵感.In 1882, he designed a system for providing New York with electricity from a central power station. This was a tremendous achievement, which had previously been thought impossible. 7.Leonardo da Vinci 达芬奇The Adoration of the MagiThe Last Supper8.Sir Humphry. Davy (British ) 汉弗莱. 戴维He did research into different gases . In 1815 he developed a safety lamp for miners, which made working underground much safer.The safety lamp invented by him , also called the Davy lamp. 9.Zhang Heng seismograph10.Stephen Hawking 斯帝芬· 霍金
The theory about black holesI put forward the theory about black holes.He has worked in astronomy and studied black holes in space .He has shown that black holes do not only absorb everything around them but from time to time throw out matter as well. This is an advance on the old theory which said that black holes “eat” everything they come across. Archimedes
Charles Darwin
Thomas NewcomenGregor Mendel
Marie Curie
Thomas Edison
Leonardo da Vinci
Sir Humphry Davy
Zhang Heng
Stephen Hawking
Brainstorming
made a great contribution
made great achievements
succeeded in their scientific career
overcome many difficulties
Brainstorming