Across
- 2. How soil particles hold together
- 6. When rocks act like sandpaper against each other
- 7. Organic material in soil
- 8. Material that can support plant growth
- 12. Mass movement that is too slow to be seen
- 13. When weathered material is moved to a new location
- 14. Type of weathering that changes the size of the rock
- 16. Main cause of chemical weathering
- 17. The breaking down of rocks or minerals
- 18. Mixture of all 3 soil particles
Down
- 1. When a curved block of earth falls downward
- 3. This layer of soil supports plant growth
- 4. Transfer of rock/soil downhill because of gravity
- 5. When saturated soil starts to move downhill
- 9. When iron and oxygen react to make rust
- 10. Layer of rock/minerals fragments that cover earth
- 11. Type of weathering that changes the chemical makeup of the rock
- 15. The R horizon is made of this