Across
- 1. The biggest cause of biological weathering
- 7. The breaking down of rocks to smaller pieces
- 8. The other name for physical weathering
- 10. Cause weathering by looking for food or digging holes
- 12. Grow in rocks and cause
Down
- 1. A strong cause of physical weathering
- 2. Erosion is the __________ of rock to another location
- 3. When ice gets into cracks and forces rocks apart
- 4. Weathering caused by living creatures
- 5. Weathering caused by 'weather' conditions
- 6. This weathering causes rocks to exfoliate and lose their outside layers
- 9. The movement of broken down pieces of rock
- 11. The energy from this causes physical weathering
- 13. This chemical causes rocks to break down