Water Cycle (Pages 283-289)

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Across
  1. 6. Precipitation can be measured using a rain ___.
  2. 8. The release of water vapor from plants.
  3. 11. Any series of events that repeat in the same order over and over again.
  4. 12. The release of water vapor into the air from animals and people.
  5. 14. Warm air can hold ___ water vapor than cold air.
  6. 15. Forms when water vapor in a cloud is converted directly into ice crystals that clump together.
  7. 16. ____ humidity is the percent of water vapor in the air compared to the maximum amount of water vapor the air can hold at a particular temperature.
  8. 17. Measures relative humidity.
Down
  1. 1. Any form of water that falls from clouds and reaches Earth's surface.
  2. 2. ___ rain is when raindrops freeze on a cold surface.
  3. 3. A measure of the amount of water vapor in the air.
  4. 4. For condensation to occur, tiny ___ must be present in the atmosphere so the water has a surface to condense on.
  5. 5. The most common type of precipitation.
  6. 7. When molecules of liquid water are heated by the sun.
  7. 9. If the dew point is below freezing, __ may form.
  8. 10. Starts as an ice pellet in a cloud and usually happens during summer thunderstorms.
  9. 11. Occurs when water vapor changes into liquid water.
  10. 13. The temperature at which condensation begins is called the __ point.
  11. 15. Raindrops that fall through air below 0 degrees.
  12. 18. The ability of air to hold water vapor depends on ____.