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Great Scientists and Their Discoveries

Explore the fascinating world of scientific discoveries made by influential scientists such as Archimedes, Charles Darwin, Marie Curie, Thomas Edison, Gregor Mendel, Leonardo da Vinci, Sir Humphry Davy, Zhang Heng, and Stephen Hawking.

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Great Scientists and Their Discoveries

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  1. Unit 1 Great scientists

  2. Warm up Let’s have a competition!

  3. 1.Which scientist discovered that objects in water are lifted up by a force that helps them float? C. Thomas Edison A. Charles Darwin B. Archimedes

  4. He lived in Ancient Greece He discovered that objects in water are lifted up by a force. This theory helped him solve the problem raised by the king. Archimedes He once said, “give me a place to stand on, and I can move the earth.”

  5. Archimedes was the scientist who discovered that objects in water are lifted up by a force that helps them float? Archimedes

  6. 2. Who wrote a book explaining how animals and plants developed as the environment changed? A. Marie Curie B. Gregor Mendel C. Charles Darwin

  7. He was born in 1808, in Britain. He wrote a famous book which changed the way we think about our lives. At that time people thought all living things were perfect, so would never need to change. Charles Darwin He put forward his theory that animals and plants developed as the environment changed.

  8. Charles Darwin, Britain (1808-1882).The name of the book isOrigin of Species. Charles Darwin was the scientistwho wrotea book explaining how animals and plants developed as the environment changed.

  9. 3.Who invent the first steam engine? A. Thomas Newcomen B. Archimedes C.ThomasEdison

  10. ThomasNewcomenwas the scientist who invented the first steam engine. Thomas Newcomen (1663-1729) British

  11. 4. Who used peas to show how physical characteristics are passed from parents to their children. A. Thomas Edison B. Gregor Mendel C. Archimedes

  12. Gregor Mendel was the scientist who used peas to show how physical characteristics are passed from parents to their children. Gregor Mendel

  13. 5. Who discovered radium? A. Marie Curie B. Zhang Heng C. Newton

  14. Marie Curie, Polish and French, a chemist and physicist. She discovered radium. Marie Curie was the scientistwho discoveredradium.

  15. 6.Who invented the way of giving electricity to everybody in large cities? A. Stephen Hawking B. Archimedes C. Thomas Edison

  16. Thomas Edison was the scientist who invented the way of giving electricity to everybody in large cities. light bulb

  17. 7.Who was the painter that studied dead bodies to improve his painting of people? A. Gregor Mendel B. Leonardo da Vinci C. Marie Curie

  18. Mona Lisa Leonardo da Vinci Leonardo da Vinciwasthe Italian painter/ artistwho studied dead bodies to improve his painting of people.

  19. 8. Who invented a lamp to keep miners safe underground? A. Sir Humphry Davy C. Faraday B. Thomas Newcomen

  20. Sir Humphry Davy, British, an inventor and chemist. Sir Humphry Davywas the scientist who invented a lamp to keep miners safe underground.

  21. 9. Who invented the earliest instrument to tell people where earthquakes happened? A. Charles Darwin B. Zhang Heng C. Watt

  22. The earliest instrument of telling earthquakes Zhang Heng

  23. seismograph Zhang Heng was the scientist who invented the earliest instrument to tell people where earthquakes happened? Zhang Heng (78-139)

  24. 10.Who put forward a theory about black holes? B. Archimedes A. Stephen Hawking C. Copernicus

  25. Stephen Hawking (1942--) British, a physicist Stephen Hawkingwas the scientist who put forward a theory about black holes.

  26. Look at the pictures and predict the content of the listening.(p6) Listening and speaking

  27. 神舟5号

  28. 神舟6号

  29. 神舟7号

  30. It’s about the role of Qian Xuesen in the development of space technology in China. 2. Listen to Parts 1 and 2 of the tape for the first time and write down the main idea. 

  31. 1. What did Qian study first? 3. Listen to Part 1 again and answer these questions. Qian Xuesen first studied to be an engineer. 2. What experience did he get in America that was useful for China? In America he began to work on space rockets so that he was able to develop a space program when he came back to China. 3. What was QianXuesen’s main achievement when he returned to China? When QianXuesen returned to China he set up a Space Institute to begin training people in how to design and build rockets. 

  32. 4. Listen to Part 2 and fill in the chart below. • Become a rocket scientist • Be the first to land on Mars and put Qian Xuesen’s pictures there • Chinese astronauts in space • Chinese satellites in space

  33. Robert Briggs is very interested in biology and especially in the study of plants. Today he is telling his friend Zhang Wei some exciting news. Read the questions before you listen to the tape. This will help you to understand the information. Workbook Listening (p41)

  34. New words in the listening passage: species (种类)， parrot (鹦鹉)， blackbird (乌鸦)

  35. Which of the following statements describes what this listening passage is about? Give your reasons. A. This is about a man who wants to name a flower. B. This is about a man who finds a flower and wants to own it. C. This is about a man who finds a flower and wants to know if it is a new species of flower. c It does not give enough information. B is inaccurate.

  36. Listen to the tape again and try to complete the following passage. To find the name of an unknown flower, first you have to go to see a flower ________. He /She will look in a special _____written by Carl Linnaeus. specialist book

  37. He lived in ______ from ____ to _____ . He was very important because he solved a serious problem for ______ . Sweden 1707 1778 biology

  38. Workbook Listening Task A research into the life and work of a mathematician called Leonhard Euler (1707-1783)

  39. pure(纯的), symbol(符号), Л(圆周率); sin(正弦), cosin(余弦), topology(拓扑学) angle (角） diagram (图表） Pronounce the words below first and then listen to part 1 to tick the words that Euler introduced into mathematics. √ √ √ √ √ √

  40. Listen to part 2 and fill in the chart below. topology introduced a lot of symbols into maths; wrote more books than anyone before

  41. Homework • Learn more about great scientists. • Recite the new words and expressions in unit 1.

  42. Unit 1 Reading

  43. Do you know how to prove a new idea in scientific research? Discuss the stages in setting out a new scientific idea. What order would you put them in? Draw a conclusion Think of a method Collect resultsMake up a question Find a problem Analyse results Find supporting evidence

  44. What order(顺序) would you put them in? Find a problem Make up a question Think of a method Analyse the result Collect results Draw a conclusion Repeat if necessary

  45. What do you know about infectious diseases? Severe Acute Respiratory Syndrome 严重急性呼吸道综合症

  46. What do you know about infectious diseases? influenza A (H1N1) 甲型H1N1流感

  47. Are they terrifying? • What did you do facing them?

  48. Hygiene(卫生保健)

  49. Mask

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