高中英语 Unit 1 Great scientists Reading 新人教版必修5

1、Unit 1 Great scientists,Unit 1 Great scientists,Reading,Archimedes 阿基米德,Charles Darwin 达尔文,Thomas Newcomen 纽可门,Marie Curie 居里夫人,Gregor Mendel 门德尔,Leonardo da Vinci 达芬奇,Humphry Davy 汉弗莱 戴维,Stephen Hawking 斯帝芬 霍金,Thomas Edison,1.Which scientist discovered that objects in water are lifted up by a force

2、 that helps them float,B. Archimedes,C. Thomas Edison,A. Charles Darwin,2. Who wrote a book explaining how animals and plants developed as the environment changed,A. Marie Curie,C. Charles Darwin,B. Gregor Mendel,3.Who invented the first steam engine,A. Thomas Newcomen,C. Thomas Edison,B. Archimedes

3、,4. Who used peas to show how physical characteristics are passed from parents to their children,A. Thomas Edison,C. Archimedes,B. Gregor Mendel,5. Who discovered radium,A. Marie Curie,C. Newton,B. Zhang Heng,6.Who invented the way of giving electricity to everybody in large cities,A. Stephen Hawkin

4、g,C. Thomas Edison,B. Archimedes,7.Who was the painter that studied dead bodies to improve his painting of people,A. Gregor Mendel,C. Marie Curie,B. Leonardo da Vinci,8. Who invented a lamp to keep miners safe underground,A. Sir Humphry Davy,C. Faraday,B. Thomas Newcomen,9. Who invented the earliest

5、 instrument to tell people where earthquakes happened,A. Charles Darwin,C. Watt,B. Zhang Heng,10.Who put forward a theory about black holes,A. Stephen Hawking,C. Copernicus,B. Archimedes,similarities,careful,hard-working,strict,positive,talented,creative,bright,strong- willed,What should scientists

6、do to prove a new idea in scientific research,Pre-reading,Draw a conclusion Think of a method Collect results Make up a question Find a problem Analyse the results Repeat if necessary,What order would you put the seven in,Find a problem,Make up a question,Think of a method,Collect results,Analyse th

7、e results,Repeat if necessary,Draw a conclusion,Find a problem,Make up a question,Think of a method,Analyse the results,Repeat if necessary,What impress you most in 2003,infectious,What other infectious diseases do you know,For example: When you eat some seafood,You feel,Maybe you have got _,Cholera

8、,John Snow,John Snow defeats “King cholera,Reading,Who defeats “King Cholera“? How many theories did John Snow got interested in? What happened in 1854? Why was there no death at No. 20 and 21 Broad Street as well as at No. 8 and 9 Cambridge Street,John Snow,Another Cholera outbreak hit London,These

9、 families had not drunk the water from the Broad Street pump,two,John Snow Defeats “King Cholera,What causes cholera,Which theory is correct,Gather information when another Cholera hit London in 1854,He marked on a map where all the dead people had lived,Looked into the source of the water,Two other

10、 deaths,The water is to blame. The source of all drinking water should be examined,Nobody knew the cause of the serious disease of cholera,a strange cloud of gas attacked people,people absorbed the disease with meals,gather information from cholera outbreak,He found the cause of cholera was the poll

11、uted water,Idea 2. Because the information showed that the dirty water carried cholera,He defeated cholera by examining the water supply and dealing with the polluted water,John Snow finally proved the theory he believed by _. A. gathering information with the help of a map B. looking into the sourc

12、e of the water for Broad Street and Cambridge Street C. separating those who suffered cholera from those who didnt D. both A and B,Read the passage again and fill in the blanks: John Snow was a well-known _ in London in the _ century. He wanted to find the _ of cholera in order to _ it. In 1854 when

13、 a cholera _ out, he began to gather information. He _ on a map where all the dead people had lived and he found that many 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

14、_ with polluted water be found. Finally, “King Cholera” was defeated,doctor,19th,cause,defeat,broke,marked,pump,source,examined,dealing,in 5 minutes,Discussion: Discuss the following questions in groups of four,1,2,3,Cholera was a 19th century disease. What disease do you think is similar to cholera

15、 today,John Snow believed Idea 2 was right. How did he finally prove it,Do you think John Snow would have solved this problem with- out the map? Give a reason,Two diseases, which are similar today, are SARS and AIDS because they are both very serious, have an unknown cause and public health care to

16、solve them,John Snow finally proved his idea because he found an outbreak that was clearly related to cholera, collected information and was able to tie cases outside the area to the polluted water,Keys,1,2,No. The map helped John Snow organise his ideas. He was able to identify those households that had had many deaths and check their water-drinking habits. He identified those houses that had had no deaths and surveyed their drinking habits. The evidence clearly pointed to the polluted water being the