McGuire Chapter 3 answer key

1. (1) 2. (2) 3. (3) 4. (1) 5. (3) 6. (3) 7. (2) 8. (4) 9. (3) 10. (2) 11. (4) 12. (3) 13. (2) 14. (1) 15. (3) 16. (2)

17. (4) 18. (1) 19. (2) 20. (4) 21. (2) 22. (3) 23. (1) 24. (4) 25. (1) 26. (4) 27. (3) 28. (2) 29. (2) 30. (4)

31. (3) 32. (2) 33. (1) 34. (3) 35. (1) 36. (2) 37. (4) 38. (2) 39. (2) 40. (1) 41. (4) 42. (3)

McGuire Chapter 3 answer key extended response

43. Houston

44. Seattle is the farthest from the epicenter.

45. Answers include: a more precise location, confirmation of the initial location, etc.

46. Los Angeles or Seattle

47. Indian-Australian and Eurasian Plates

48. Plate one goes under with arrow direction

49. Move to higher ground or away from theocean.

50. Answers may include falling structures and other objects, landslides, floods (frombreach of dams, fires, chemical spills, etc.).

51. Faults (Do not accept any type of plateboundary)The X should be between Rochester andBuffalo

52/53

54. The Richter scale is a logarithmic scale onwhich each one-step increase in magnituderepresents 10 times the shaking of the nextlower magnitude.

55. At a distance of 5000 km from the epicenter,the P-wave will be approximately 6 minutes

and 40 seconds ( _10 seconds) ahead of theS-wave

56. California is located on a plate boundary.

57. Answers should include with a variety ofsteps that could minimize damage to buildings

and other artificial structures and to reducepersonal injury.

58. The two reasons complement each other:

1. Seismic waves take a shortcut throughEarth’s interior. However we measure distance

around Earth’s circumference

2. The deeper seismic waves travel, the fasterthey go.This is due to the rigidity of the rock

deep in Earth and not due to density.