Ecosystem

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Across
  1. 2. when rocks and soil had been laid down or to drop
  2. 6. a storm with strong winds and rain over water
  3. 9. the measure of how hot or cold the air is outside
  4. 13. clearing a forest by burning or logging trees
  5. 14. to overflow
Down
  1. 1. sudden shaking of the ground by moving rocks underground
  2. 3. putting harmful materials into the air, water or soil
  3. 4. melted rock on Earth surface
  4. 5. water that is released from clouds in the sky
  5. 7. a compound made of hydrogen and oxygen
  6. 8. a process that repeats
  7. 10. consist of living and nonliving things in the environment that interact
  8. 11. a giant ocean wave
  9. 12. organisms that are the same species living in the same area