Weather

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Across
  1. 4. plants release water as a gas
  2. 7. high altitude clouds; made of ice crystals
  3. 8. an instrument used to measure air pressure
  4. 12. water is stored in lakes, rivers, and oceans
  5. 15. water vapor in the atmosphere condenses to form clouds
  6. 16. clouds towering dark clouds; rain on its way
  7. 17. all the particles of air pressing down on the surface of the earth
  8. 18. water vapor in the air
Down
  1. 1. water changing from liquid to a gas
  2. 2. the layer of air that surrounds our planet
  3. 3. low layer clouds; dark; sometimes bring light rain
  4. 5. water that flows over the ground
  5. 6. the border where 2 air masses meet
  6. 9. an instrument used to measure precipitation
  7. 10. an instrument used to measure water vapor in the air
  8. 11. water falls to the ground in the form of rain, sleet, snow and hail
  9. 12. puffy cotton-ball clouds; seen on clear, warm days
  10. 13. a large body of air that forms over a land mass or large body of water
  11. 14. an instrument used to measure wind speed