Across
- 2. Snow, rocks, ice and more moving rapidly down a slope
- 3. Scale used to measure earthquakes
- 6. Destructive waves
- 7. There are 4 _____
- 9. Molten rock
Down
- 1. Caused by movement of tectonic plates
- 4. The moon turns red when this happens
- 5. A fast moving flood
- 8. Unstable ground collapsing