Across
- 2. evolution of rill erosion
- 4. plant _ often cause weathering
- 8. stripping away of outer rock layers
- 9. effects the rate of weathering
- 12. iron reacting with oxygen
- 15. carbon dioxide combined with water
- 16. breaking things down
- 17. form of weathering, physical striking
- 19. a buildup of sediment where a river meets the ocean
Down
- 1. soil that has been brought in from somewhere
- 3. transportation of weathered material
- 5. another name for physical weathering
- 6. type of erosion capable of moving huge boulders
- 7. a layer of a soil profile
- 10. another name for freeze & thaw
- 11. chemical reaction of oxygen with other things
- 13. consists of weathered rock and humus
- 14. pulls weathered materials downhill
- 18. water erosion by small streams