Atmosphere Worksheet (pp. 114-123)

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Across
  1. 5. boundary between two masses of air
  2. 9. large body of air with temperature and moisture
  3. 10. measures the speed of the wind
  4. 11. thin blankets of gas that surround the earth
  5. 12. most meteors are burned up in this layer
  6. 15. measurement of the distance above sea level
  7. 16. winds blow northward from west
  8. 20. influence by temperature changes in a small area
  9. 21. shields the earth from the sun
  10. 23. winds blow eastward from poles
Down
  1. 1. cool air mass pushes under a warm air mass
  2. 2. warm air moves over a slower cool air mass
  3. 3. blow from the east toward the equator
  4. 4. an instrument that shows the direction of the wind
  5. 6. layer of the atmosphere closest to the earth
  6. 7. condition of the atmosphere at any moment
  7. 8. upper layer of the stratosphere
  8. 13. large, circular belts around the earth
  9. 14. no movement when air masses meet
  10. 17. contains weather and comm. satellites
  11. 18. moving air
  12. 19. layer of atmosphere farthest from the earth
  13. 22. an instrument used to measure air pressure