Across
- 3. The top layer of soil, rich in nutrients and organisms.
- 4. Loose layer of broken rock on top of bedrock.
- 10. A slow-moving mass of ice that erodes rock.
- 12. The breakdown of rock into smaller pieces by physical or chemical means.
- 13. Piles of broken rock at the bottom of cliffs.
- 15. A chemical reaction where oxygen breaks down minerals.
- 16. The process in which sediment is laid down in new locations.
- 17. Tiny bits of rock or soil moved by natural forces.
- 19. A type of landslide where layers of rock move in a curved shape.
Down
- 1. Rain with acidic chemicals that dissolve rock.
- 2. A mix of weathered rock, organic material, air, and water.
- 5. Layers of rock peel off due to pressure changes.
- 6. Water freezes in cracks, expands, and breaks rock.
- 7. Rock is worn down by scraping from particles in motion.
- 8. The movement of rock particles by wind, water, ice, or gravity.
- 9. The solid rock layer beneath the soil
- 11. The force that pulls materials downhill.
- 14. Deep ocean sediment made from microscopic shells.
- 16. A hill of sand formed by wind.
- 18. Movement of sediment downhill caused by gravity.