Natural hazards

5. cyclone. A severe storm with high winds that spiral around a calm center.
7. A violent winter storm characterized by freezing temperatures, strong winds, and blowing snow.
9. A small storm often accompanied by heavy precipitation and frequent thunder and lightning.
10. A giant wave usually caused by an earthquake beneath the ocean floor.
12. great mass of falling snow and ice
14. A rapidly whirling, funnel-shaped cloud that reaches down to touch Earth's surface.
15. a storm with small balls of ice that fall like rain.

1. a circular depression formed when the roof of a cave collapses.
2. A long period of dry weather.
3. an uncontrolled fire that burns in the wild land vegetation, often in rural areas.
4. a windstorm that blows hot air, dust, and grit.
6. an overflowing of water in a normally dry area.
8. The shaking that results from the movement of rock beneath Earth's surface.
11. slide. a slide of a large mass of dirt and rock down a mountain or cliff.
13. eruption. the sudden occurrence of a violent discharge of steam and volcanic material.