Impossible

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Across
  1. 5. Particles suspended in a volume of air
  2. 6. break down of rocks or minerals
  3. 7. Form of physical weathering due to plant growing in rocks
  4. 10. Force that attracts matter
  5. 15. acid that rains from the clouds
  6. 16. Form of physical weathering due to animals
  7. 17. Flat low land adjacent to river
  8. 18. Frozen form of water
  9. 19. Deposits of sediment
  10. 20. Form of weathering due to rocks hitting eachother
  11. 21. Any water above ground
  12. 22. weathering due to physical forces
Down
  1. 1. weathering due to chemical reactions
  2. 2. That change of elevation in a stream
  3. 3. Basic resource that everything needs
  4. 4. Energy passing through water
  5. 6. Natural movement of air
  6. 8. Movement of sediment
  7. 9. Any water below ground
  8. 11. form of mechanical weathering in which curved plates of rock are stripped from rock below
  9. 12. Form of chemical weathering that rust metal
  10. 13. Channels made from rivers or glaciers
  11. 14. Form of physical weathering due to water freezing and expanding