Across
- 4. Fast-moving mixture of water and volcanic materials flowing down a volcano
- 5. An intense storm characterized by thunder, lightning, and heavy rain
- 6. A disaster caused by a lack of rainfall for a long period
- 8. A violent storm with strong winds and heavy rain, often occurring in the tropics
Down
- 1. A fire that spreads rapidly and uncontrollably in the wild
- 2. A sudden shaking of the ground caused by the movement of tectonic plates
- 3. The downward movement of soil, rocks, and debris due to gravity
- 5. A large wave usually caused by an undersea earthquake
- 7. A huge rotating storm system over warm ocean waters, also called a hurricane or cyclone