Across
- 3. this gas causes chemical weathering when it dissolves in water
- 5. type of weathering that breaks down rock through chemical changes
- 7. Showing continuous action
- 8. full of tiny holes
- 10. sand is carried by wind wearing away exposed rock
- 13. water freezes and widens cracks in rocks
- 14. geological processes that operate today also operated in the past
Down
- 1. type of weathering where rock is physically broken down
- 2. process that breaks down rocks
- 4. this gas causes oxidation by combining with iron
- 6. average weather conditions in an area
- 9. the process of wearing down and carrying away rocks
- 11. Process of, action of
- 12. a type of biological mechanical weathering