Tornado
- most tornado's form from thunderstorms
- A tornado is a violent rotating column of air extending from a thunderstorm to the ground.
- Damage paths can be in excess of one mile wide to 50 miles long
- In an average year, 1000 tornadoes are reported nationwide.
 |
| Mount St. Helens |
- A tsunami is a large ocean wave usually caused by an underwater earthquake or a volcanic explosion