Across
- 3. Rapidly rotating column of air.
- 6. Rising water levels due to heavy rainfall or melting snow.
- 7. Large wave caused by underwater seismic activity.
- 8. Sudden shaking of the Earth's surface.
- 10. Violent tropical storm with strong winds.
Down
- 1. Powerful oceanic disturbance with high waves and strong winds.
- 2. A sudden and widespread fire in a forest.
- 4. Rapid, destructive flow of snow down a mountain.
- 5. Mass movement of rock, soil, and debris down a slope.
- 9. Flow of molten rock from a volcano.