ES Unit 5C Air Masses and Fronts

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Across
  1. 1. the center of both a tornado and hurricane have __ pressure
  2. 4. a swirling column of air
  3. 7. warm air masses
  4. 8. when a cold air mass meets a warm air mass and neither move creates a __ front
  5. 9. humid air masses
  6. 11. a narrow region between two air masses of different densities
  7. 13. a large, rotating, low-pressure tropical storms
  8. 17. an air mass sitting over ___ becomes dry
  9. 18. a warm air mass caught between 2 cold air masses creates a __ front
  10. 19. when wind speed and direction change suddenly with height
  11. 21. dry air masses
  12. 23. tornadoes occur in areas where __ contrast is the greatest
  13. 24. a large volume of air that has the same temperature and humidity
  14. 26. weather after an occluded front is usually __ and drier
  15. 27. the part of a hurricane with the calmest winds
Down
  1. 2. an air mass sitting over ___ becomes humid
  2. 3. cold air masses
  3. 5. an air mass sitting over the ___ becomes cold
  4. 6. a warm air mass riding up over cold air mass creates a __ front
  5. 10. an air mass sitting over the ___ becomes warm
  6. 11. when a tornado does not touch the ground, it is called a __
  7. 12. cold air pushing warm air up along a steep slope creates a __ front
  8. 14. weather after a stationary front is usually clearer and __
  9. 15. weather after a warm front is usually warmer and __
  10. 16. weather during a cold front is usually __
  11. 20. this occurs when hurricane-force winds drive a mound of ocean water toward coastal areas
  12. 22. very cold air masses
  13. 25. weather after a cold front is usually clearer and __