Unit 5 Crossword Puzzle

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Across
  1. 2. The Earth.
  2. 6. The amount of water vapor in the air.
  3. 7. When water droplets get to heavy and fall from clouds.
  4. 9. The heating of energy is a circular path where hot air rises and cold air sinks.
  5. 11. becoming part of something.
  6. 12. all the gases on earth
  7. 14. The process of a liquid slowly passing through a filter.
  8. 15. When to objects touch where the colder object receives the heat.
Down
  1. 1. When water is heated to the point where it turns into a gas.
  2. 3. Heat that heats cooler objects from a distance.
  3. 4. All of the water that makes up earth.
  4. 5. Being hot or warm.
  5. 8. When evaporation builds up.
  6. 10. Zone: The points on earth where they are surrounded by the polar poles.
  7. 13. The part of earth that makes of the ground that is non-living.