Across
- 2. carbon acids create caves
- 8. when strong acids fall to earth
- 9. minerals in a rock decompose
- 10. rocks being broken down into smaller sediments
- 11. repeating cycles of freezing and melting
- 12. animals dig,or move rocks
Down
- 1. rocks completly changing the appearance
- 3. when water freeze on a rock and breaks it
- 4. roots add pressure to rocks
- 5. when a rock is rusting
- 6. when an animal move into a hole and moves minerals around
- 7. breaking down by mechanical means
- 10. layers of rock peeling away