Across
- 3. the sudden movement of the Earth’s crust
- 5. a violently rotating column of air
- 7. a mass of snow, ice, and rocks falling rapidly
- 8. when lava and gas erupt from a volcano
Down
- 1. a series of huge waves caused by an earthquake
- 2. a period of excessively hot weather
- 4. a huge storm that forms over warm seas and oceans
- 6. when an area becomes submerged in water