Weather

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Across
  1. 4. the amount of water vapor present in the air
  2. 5. masses large bodies of air
  3. 7. means "heaped" or "piled"
  4. 11. humidity a measure of the amount of water vapor present in the air compared to the amount needed for saturation at a specific temperature
  5. 12. means "curled" or "feathery"
  6. 13. means "layer-like" or "sheet-liked"
Down
  1. 1. front shown as a blue line with blue triangles
  2. 2. the state of the atmosphere at a specific time and place
  3. 3. the measure of the average amount of motion in particles
  4. 5. clouds that occur at "middle range of altitudes"
  5. 6. water that falls from the clouds
  6. 8. front shown as a red line with red semicircles
  7. 9. the place where a cold mass and a warm mass meet
  8. 10. masses of small water droplets or tiny ice crystals that float in the air