Science Crossword Puzzle

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Across
  1. 4. 97% of the water on Earth
  2. 5. Corals turning white
  3. 7. 3% of the water on Earth
  4. 9. When half of a mountain is green and the other side is desert
  5. 12. All living things
  6. 13. When water gets lifted into the sky
  7. 15. All the stuff in the sky
Down
  1. 1. All the stuff on the ground
  2. 2. When stuff in nature gets currupted
  3. 3. When water vapor turns into rain
  4. 6. All the ice on Earth
  5. 8. All the water on Earth
  6. 10. The dropping of sediments after erosion
  7. 11. The moving of sediment
  8. 14. The breaking down of sediments