A tornado is a violently rotating column of air that is in contact with both the
surface of the earth and a cumulonimbus cloud or, in rare cases, the base of a ...
Tornadoes What is a tornado? A tornado is a violent rotating column of air
extending from a thunderstorm to the ground. The most violent tornadoes are
Tornadoes are violent storms that appear as a powerful rotating mixture of wind
and thunderstorm clouds, extending from the clouds to the ground in a funnel ...
Basic information about tornadoes, from the NOAA National Severe Storms
Learn basic tornado facts and review Missouri's tornado history.
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Jan 2, 2013 ... Science expert Emerald Robinson explains what a tornado is and how it forms.To
view over 15000 other how-to, DIY, and advice videos on any ...
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Jul 15, 2015 ... Tornadoes are one of nature's most powerful forces -- see where they come from,
how fast they go, and how scientists study them! ---------- Like ...
A tornado is a rapidly spinning tube of air that touches both the ground and a
cloud above. Tornadoes are sometimes called twisters. Not all tornadoes are ...
A tornado appears as a rotating, funnel-shaped cloud that extends from a
thunderstorm to the ground with whirling winds that can reach 300 miles per hour
When the funnel cloud is half-way between the cloud base and the ground, it is
called a tornado. The tornado's high-speed winds rotate about a small, relatively