1. Science 7 Chapter 16
Review and Retake

2. What causes winds to turn to the right in the northern hemisphere.

3. Coriolis effect
What causes winds to turn to the right in the northern hemisphere?

4. occur when ions from the Sun strike air molecules.

5. auroras
occur when ions from the Sun strike air molecules.

6. The gas ________, indoor pollutant which escapes from some soil, enters buildings through cracks in foundations.

7. radon
The gas radon, indoor pollutant which escapes from some soil, enters buildings through cracks in foundations.

8. In the _____________and _____________ the , temperature decreases with increasing altitude.

9. troposphere mesosphere
In the troposphere and mesosphere the , temperature decreases with increasing altitude.

10. The Sun’s energy reaches Earth through a process known as _____________.

11. radiation
The Sun’s energy reaches Earth through a process known as radiation.

12. Air pressure is ______________ near Earth’s surface because all the
molecules of the atmosphere push downward on the lowest layer of air.

13. denser
Air pressure is denser near Earth’s surface because all the molecules of the atmosphere push downward on the lowest layer of air.

14. What type of energy is most of the sunlight we receive?

15. visible light
What type of energy is most of the sunlight we receive?

16. the transfer of thermal energy by collisions between particles of matter

17. conduction
the transfer of thermal energy by collisions between particles of matter

18. What did Earth’s ancient atmosphere contain?

19. water vapor
What did Earth’s ancient atmosphere contain?

20. What two atmospheric layers protect Earth from meteors?

21. mesosphere thermosphere
What two atmospheric layers protect Earth from meteors?

22. the gas produced by organisms that use
photosynthesis

23. oxygen
the gas produced by organisms that use
photosynthesis

24. the area of the stratosphere that helps protect Earth’s surface from harmful ultraviolet rays

25. ozone layer
the area of the stratosphere that helps protect Earth’s surface from harmful ultraviolet rays

26. _____________ in the troposphere plays a key role in Earth’s weather.

27. Water Vapor
Water Vapor in the troposphere plays a key role in Earth’s weather.

28. atmospheric layer
closest to Earth’s surface

29. troposphere
atmospheric layer
closest to Earth’s surface

30. atmospheric layer directly above the troposphere

31. stratosphere
atmospheric layer directly above the troposphere

32. atmospheric layer farthest from Earth’s surface

33. exosphere
atmospheric layer farthest from Earth’s surface

34. region within the mesosphere and thermosphere containing ions

35. ionosphere
region within the mesosphere and thermosphere containing ions

36. thin layer of gases surrounding Earth

37. atmosphere
thin layer of gases surrounding Earth

38. narrow band of high winds

39. jet stream
narrow band of high winds

40. When warm air rises, thermal energy is transferred to the atmosphere by
_____________.

41. convection
When warm air rises, thermal energy is transferred to the atmosphere by convection.

42. reflects AM radio waves

43. reflects AM radio waves
ionosphere
reflects AM radio waves

44. area of the stratosphere with a high concentration of ozone

45. ozone layer
area of the stratosphere with a high concentration of ozone

46. weather occurs in this layer

47. troposphere
weather occurs in this layer

48. 21% of the atmosphere

49. oxygen
21% of the atmosphere

50. makes up about 78 percent of today’s atmosphere

51. nitrogen
makes up about 78 percent of today’s atmosphere

52. transfer of energy by electromagnetic waves

53. radiation
transfer of energy by electromagnetic waves

54. What atmospheric layer is closest to the Earth’s crust?

55. troposphere
troposphere

56. atmospheric layer that contains the ozone layer
troposphere

57. stratosphere
stratosphere
troposphere

58. The ____________ and thermosphere protect Earth from meteorites.
stratosphere
troposphere

59. The mesophere and thermosphere protect Earth from meteorites.
mesosphere
stratosphere
troposphere

60. Within this layer lies the ionosphere, which allows radio waves to travel far distances.
mesosphere
stratosphere
troposphere

61. thermosphere
thermosphere
mesosphere
stratosphere
troposphere

62. You’ll find the space shuttle in this highest layer.
thermosphere
mesosphere
stratosphere
troposphere

63. exosphere
exosphere
thermosphere
mesosphere
stratosphere
troposphere

64. Sea breezes form during the day when
A. a high-pressure area forms over the land.
B. the land heats faster than the nearby ocean.
C. the ocean heats faster than the nearby land.

65. Sea breezes form during the day when
A. a high-pressure area forms over the land.
B. the land heats faster than the nearby ocean.
C. the ocean heats faster than the nearby land.

66. Why do land breezes blow from the land to the sea at night?
A. The land is colder.
B. Land cools faster than nearby water.
C. An area of low pressure forms over the land.

67. Why do land breezes blow from the land to the sea at night?
A. The land is colder.
B. Land cools faster than nearby water.
C. An area of low pressure forms over the land.

68. What is the cause of wind?
A. the greenhouse effect
B. unequal heating of Earth’s surface
C. the release of latent heat as water changes state

69. What is the cause of wind?
A. the greenhouse effect
B. unequal heating of Earth’s surface
C. the release of latent heat as water changes state