Tornandoes

3. the amount of matter in a given amount space.
5. dirt, dust, and objects that get pulled into a tornado.
6. a measure of the strength of a tornado and the damage it does.
8. a scientist that bring measurement tools near a tornado to gather data.
10. to spin in a circle.
11. a method of describing the strength of a tornado based on the speed of its winds and the damage it causes.
14. a rotating column of air that stretches from a thunderstorm cloud to the ground.
15. a whirlwind that forms along a surge of gusty winds at the edge of a thunderstorm.
17. a tool that uses radio signals to measure the conditions associated with a tornado.

1. a large body of air with the same amount of moisture and the same temperature throughout.
2. a measure of the rate at which wind blows.
4. an upward flow of air.
7. a weather alert issued when a tornado has been observed.
8. a violent tornado that forms within a strong thunderstorm and remains on the ground for a long period of time.
9. a tornado that forms over water.
12. a rotating column of air that forms within a thunderstorm cloud.
13. a storm that causes rain, lightning, and thunder.
14. a weather alert issued when conditions exist that may lead to a tornado.
16. a device that gathers data as it orbits earth in space.
18. a tornado that forms from winds that are swirling over earths surface.