Environmental Science

Name: ______________________   Date: ____________

Use the clues to fill in the crossword.

Across

  1. 5. The atmospheric layer between the stratosphere and the thermosphere (10)
  2. 6. Produced under conditions involving intense heat (7)
  3. 9. Layer of air around the Earth (10)
  4. 10. The atmospheric layer between the troposphere and the mesosphere (12)
  5. 13. Underground bed or layer yielding ground water for wells and springs etc (7)
  6. 14. The solid part of the earth consisting of the crust and outer mantle (11)
  7. 15. Of or relating to ___ (11)
  8. 16. The environment as it relates to living organisms (7)

Down

  1. 1. The lowest atmospheric layer (11)
  2. 2. A proposal intended to explain certain facts or observations (10)
  3. 3. Of or relating to living organisms (6)
  4. 4. Produced by the action of water (11)
  5. 7. Condition in which the earth's surface is worn away by the action of water and wind (7)
  6. 8. The natural world around us (11)
  7. 11. The watery layer of the earth's surface (11)
  8. 12. The breakdown or alteration of rock at or near the surface of the Earth. (10)