Across
- 1. The particle that allows air and water to mix in
- 3. Sheets of rock peel away from pressure release
- 6. The largest particle in soil
- 7. Decayed organic matter in soil
- 9. Hang from the ceiling of a cave
- 11. The smallest particle in soil
- 12. Weathering when rocks rub against each other
- 13. Rock formed from great heat and pressure
- 15. The process of breaking down rocks
- 17. Multiple layers of soil
- 18. Unweathered rock that determines texture of soil
Down
- 2. Rock formed from cooled magma
- 4. Amount of types of particles in a soil sample
- 5. Gravity pulls water and dirt down a hill
- 8. Build up on the floor of a cave
- 10. Equal parts sand/silt with 1/2 as much clay
- 14. Piles of rocks/soil deposited by a glacier
- 16. Layer where plants germinate and grow