unit 1 Great Scientists using language(浙江省宁波市)

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名称 unit 1 Great Scientists using language(浙江省宁波市)
格式 rar
文件大小 337.8KB
资源类型 教案
版本资源 人教版(新课程标准)
科目 英语
更新时间 2008-08-24 16:51:00

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课件13张PPT。I was born in shanghai and graduated from shanghai Jiao tong universityWho am I ?one of the founders of China's
modern mechanicalI’ve made great contributions to China’s rockets, missiles and space industryI am called the father of the Chinese space program. Listening page 5be an engineerhis doctor’swork on rocketsbegan his instituteput his picture the father of the Chinese space
programmedegreeSpeaking activitywhich field do you want to contribute yourself to in the future? SunearthBefore Copernicus’ theory Showing Copernicus’ theory A diagram showing the solar system with the earth at its center.A diagram showing the solar system with the sun at its center.what is the center of the solar system?Copernicus’ Revolutionary TheoryRead the text and answer the following questions.
What conclusion did Copernicus’ mathematical calculations lead to?
Why couldn’t he tell anyone about the theory?
How many years did Copernicus work on the problem to complete his theory?
When did Copernicus publish his theory?1. What conclusion did Copernicus’ mathematical calculations lead to?His mathematical calculations led to the conclusion: that the earth was not the center of the solar system.
2. Why couldn’t he tell anyone about the theory?Because the powerful Christian Church would have punished him for even suggesting such an idea.
3. How many years did Copernicus work on the problem to complete his theory? 4 years.
1510 to 1514
4. When did Copernicus publish his theory?He published his theory as he lay dying in 1543.
At Copernicus’ time, Christian Church was in charge of many western countries.
2. Copernicus didn’t show his new theory to his friends until he completed it.
3. His friends were not interested in his ideas.
4. Since he was not afraid of being attacked by the Church, Copernicus published his book as soon as he finished working on it.
5. Newton, Einstein, and Hawking are all scientists who made contribution to the study of the universe. TTFF
TIn 1514 he showed it privately to his friends. His friends were enthusiastic and encouraged him to publish his ideas. Discussion: If you were one of Copernicus’ friends, would you suggest him to publish his new theory?NO.
As a scientist, Copernicus was more cautious than coward(懦弱的). He might be killed if he published the theory.
Every time when a new idea appears, there are always rejections.
Scientists should have patience to spread their truth.Yes.He believes his new theory is true.
There are problems with the present theory.
He has done many years of observations to prove his new theory is true.
Science cannot develop unless people publish their ideas.
Time will show if his theory is true or not.