2. Earthquakes Lesson 26 Book 1

3. NATURAL DISASTER

4. strong wind hard rain heavy snow f l o o d

5. Tangshan, Hebei July 28 th, 1976

6. The United States San Francisco

7. 5:13 a.m. April 18th,1906

8. seen from a ferry boat in the bay

9. fire around the Call Building

13. earthquake-destroyed water pipe

14. broken water pipes

15. dreadful earthquake damage in Chinatown

16. the destroyed church

17. damaged warehouse

18. refugees fleeing along the street

19. The Army later provided tents for refugees. poorly- built shelters

20. 2 5 0， 0， 0 0 0 Victims of the earthquake:

21. 250,000 people lost their homes 700 people lost their lives lost their lives

22. A large part of the city was destroyed.

23. A large number of buildings were burnt.

24. houses

25. r uined homes and pavement and pavement

26. ground

27. fell onto the one below

28. TRUE OR FALSE 1. A terrible earthquake hit San Francisco on the evening of April 18,1906. （ ） 2. A large number of buildings were burnt and about 700 people were killed. （ ） 3. The 1989 earthquake in San Francisco was the strongest one in America. （ ） 4. A bridge fell down onto another bridge below. （ ） F F F T

29. 5. The 1989 earthquake happened in the center of the town, so many new buildings were destroyed. ( ) 7. At San Francisco the Pacific plate moving northwest meets the South American plate. ( ) 8. The pacific plate is moving fast ---at 53 kilometers a year. ( ) 6. The electricity was cut off several days. ( ) TRUE OR FALSE F F F T

30. 10. When the 1906 earthquake happened, the Pacific plate jumped 5-6 meters to the north. ( ) 9. West America near the sea is a bad place for earthquakes. ( ) TRUE OR FALSE T T

31. Paragraph 1 At 5:13 on the morning of April 18th, 1906, the city of San Francisco was shaken by a terrible earthquake. A great part of city was destroyed and a large number of buildings were burnt. The number of people who lost homes reached as many as 250,000. About 700 people died in the earthquake and the fires.

32. Main Idea Details  It happened on ________________________.  ______________________ was destroyed.  ___________________________ were burnt.  ______________ people lost their homes.  _______________ people died. the morning of April 18. A great part of the city The 1906 Earthquake A large number of buildings 250,000 700 Para.1 Fill in form

33. Paragraph 2 Another earthquake shook San Francisco on October 17th, 1989. It was America’s second strongest earthquake and about 100 people were killed. It happened in the evening as people were traveling home. Another earthquake shook San Francisco on October 17th, 1989. It was America’s second strongest earthquake and about 100 people were killed. It happened in the evening as people were traveling home.

34. Paragraph 2 A wide and busy road which was built like a bridge over another road fell onto the one below.

35. Paragraph 2 A wide and busy road which was built like a bridge over another road fell onto the one below.

36. San Francisco A big earthquake shook San Francisco in 1989.

37. Paragraph 2 Many people were killed in their cars, but a few lucky ones were not hurt. Many people were killed in their cars, but a few lucky ones were not hurt.

38. Paragraph 3 Luckily the 1989 earthquake did not happen in the center of town but about 50 kilometers away. In one part of town a great many buildings were destroyed. Luckily the 1989 earthquake did not happen in the center of town but about 50 kilometers away. In one part of town a great many buildings were destroyed.

39. Paragraph 3 These buildings were over 50 years old, so they were not strong enough. These buildings were over 50 years old, so they were not strong enough.

40. Paragraph 3 There were a lot of fires all over the city. The electricity was cut off for several days too. There were a lot of fires all over the city. The electricity was cut off for several days too.

41. Main Idea Details  It happened _____________________________.  It was America’s_________________________.  Many people were ______ in their________.  Buildings __________________ and there were a lot of _______ all over the city. a lot of _______ all over the city.  The electricity ____________________________. on the evening of Oct. 17 second strongest earthquake cars were destroyed was cut off for several days The1989 Earthquake killed Para. 2-3 fires Fill in form

42. Paragraph 4 Pacific plate American plate Eurasian plate Indian plate African plate Antarctic plate

43. Why do earthquakes happen? Scientists explain that the outside of the earth is made of a number of different plates. At San Francisco the Pacific plate which is moving towards the northwest meets the North American plate. The Pacific Plate is moving very slowly — at 5.3 centimeters a year. Why do earthquakes happen? Scientists explain that the outside of the earth is made of a number of different plates. At San Francisco the Pacific plate which is moving towards the northwest meets the North American plate. The Pacific Plate is moving very slowly — at 5.3 centimeters a year. Paragraph 4

45. Sometimes these two plates stop and do not move for years. Then Suddenly, they jump and an earthquake is felt. As a result of the movement of these plates, west America near the sea has always been a bad place for earthquakes. When the 1906 earthquake happened, the Pacific plate jumped 5-6 meters to the north. Continent Oceanic plate ★ ★

46. Paragraph 4 Pacific plate ↖ American plate San Francisco

47. Main Idea Details  The outside of the earth is made of _______________.  Two of the earth’s plates which join together suddenly _____________. causes of earthquakes six different plates jump Para. 4 Fill in forms:

48. 1. In what part of the United States is San Francisco? 2. In the spring of 1906, what happened to the city of San Francisco? 3. What happened again in the city in the fall of 1989? Questions: 4. Explain the reasons why there are earthquakes.

49. The earth is a little blue planet. There always happen some disasters ( 灾祸 ) such as floods, volcanoes ( 火山 ) ， and earthquakes.. The earth is a little blue planet. There always happen some disasters ( 灾祸 ) such as floods, volcanoes ( 火山 ) ， and earthquakes..

50. In 1976, the strong earthquake happened in Tangshan. Millions of people ________ homes and a large __________ of buildings were destroyed. In 1976, the strong earthquake happened in Tangshan. Millions of people ________ homes and a large __________ of buildings were destroyed. lost number

51. On the morning of September 21th, 1999, another strong earthquake _____________ Taiwan province. It happened in the __________ of Taiwan province. About 2000 people died in the earthquake. ____ number of people who were hurt reached as _______ as 4000. On the morning of September 21th, 1999, another strong earthquake _____________ Taiwan province. It happened in the __________ of Taiwan province. About 2000 people died in the earthquake. ____ number of people who were hurt reached as _______ as 4000. hit / shook center The many

52. A lot of cheap houses were destroyed. Only a few strong ones stayed ________. Luckily, the city’s electricity supply was cut ______ at once. A lot of cheap houses were destroyed. Only a few strong ones stayed ________. Luckily, the city’s electricity supply was cut ______ at once. up off

53. Fill in Blanks __________ explained __________ explained the Taiwan earthquake the Taiwan earthquake happened because the happened because the Pacific plate and the Pacific plate and the Eurasian plate _________. Eurasian plate _________. In the past, the earthquake happened in the ocean, but this time it moved to the ground. So it caused a worse result. In the past, the earthquake happened in the ocean, but this time it moved to the ground. So it caused a worse result. Scientists jumped

54. What shall we do if an earthquake happens? Discussions

55. HOMEWORK : How can we reduce the damage of earthquakes?

56. Thank you ! Bye-bye!

57. 制作信息 陈卫锋 江苏省西亭高级中学