Atmosphere/Air Quality/Water Cycle

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Across
  1. 3. ex. tornadoes, hurricanes
  2. 7. the last layer in the atmosphere
  3. 8. when water evaporates from the leaves, stems of plants
  4. 10. heats the earth's surface
  5. 12. the amount of pollution in it air
Down
  1. 1. sun, exporation, condensation, clouds ...
  2. 2. the second "half" of the last layer in the atmosphere
  3. 4. dry air contains 21% of it
  4. 5. when chemicals in the air meets the sunlight
  5. 6. the first "half" of the Thermosphere
  6. 9. the dry air contains 78% of it
  7. 11. chemicals in the that will harm the body