Air Masses and Fronts

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Across
  1. 2. shown on a weather map by red semicircles
  2. 6. shown on a weather map by blue triangles
  3. 10. air mass that forms over water
  4. 11. occurs when air masses meet and stop moving
  5. 14. air mass that forms closer to the poles
Down
  1. 1. air mass that forms over land
  2. 2. warm air moves above the cold air
  3. 3. what moves air masses
  4. 4. shown on a weather map by purple semicircles and triangles
  5. 5. large bodies of air that form when the air over a large region sits in one place for many days
  6. 7. cloud found at a cold front
  7. 8. shown on a weather map by blue triangles and red semicircles
  8. 9. air mass that forms near the equator
  9. 12. when 2 air masses meet
  10. 13. warmer air ahead of it is pushed upward and condenses forming precipitation