geology

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Across
  1. 2. natural feature of earths surface
  2. 7. air
  3. 8. life
  4. 10. to state something
Down
  1. 1. land
  2. 3. numerous things working together
  3. 4. similarities or differences
  4. 5. a trail of water
  5. 6. to back up claim and evidence
  6. 9. water