A tornado is a rapidly rotating column of air that is in contact with both the surface of the Earth ... However, the vast majority of tornadoes occur in the Tornado Alley region of the United States, although ..... Tornadic storms do not contain more lightning than other storms and some tornadic cells never produce lightning at all.
Tornadoes are associated with large (supercell) thunderstorms that often grow to ... but one way the rotation appears to happen is when winds at two different ...
A tornado can form where winds blow at different speeds causing rotation (A) ... A horizontal rotating column of air can form at the boundary between these two ... and do not necessarily reflect the views of the National Science Foundation.
May 11, 2015 ... Here's what scientists do know: A tornado, or twister, is a violently rotating column of air that extends between the Earth's surface and a cloud, ...
How do tornadoes form? Most tornadoes form from thunderstorms. You need warm, moist air from the Gulf of Mexico and cool, dry air from Canada. When these ...
Tornadoes are the most violent storms on Earth, with wind velocities that can exceed 200 miles per hour. How do these terrifying cyclones form? Meteorologist .
Here is simple step by step description of how a tornado develops.
Oct 16, 2014 ... Every year tornadoes rip through the U.S. Midwest, leaving death, injury and billions of dollars of damage in their wake. Where do these ...