A tornado is a violently rotating column of air that is in contact with both the
surface of the earth ... The Fujita scale rates tornadoes by damage caused and
has been replaced in some countries by...
Apr 19, 2016 ... Tornadoes are violent storms that kill 80 people each year. Here are some facts
about how they form and how to stay safe.
www.ask.com/youtube?q=What Causes Tornadoes&v=ep2YY_D7wdk
Dec 12, 2013 ... This is a Science Made Easy Video. A quick and fun cartoon lesson about
tornadoes. Great for teachers and students- hope you guys enjoy!
How is tornado strength rated? The most common and practical way to determine
the strength of a tornado is to look at the damage it caused. From the damage ...
A tornado is a violent rotating column of air extending from a thunderstorm to the
... Waterspouts can sometimes move inland, becoming tornadoes causing ...
May 21, 2013 ... Oklahoma is particularly vulnerable to tornadoes, lying inside the so-called '
Tornado Alley', stretching from South Dakota to Central Texas.
Types and Causes of Tornadoes: A tornado is a strong, turbulent column of air,
moving fast and keeping in contact with the earth's surface and a vertically ...
A tornado is rapidly spinning air that develops from a thunderstorms and is ... This
rising air is what causes all the rain and hail to form from the water in the air.
How Do Tornadoes Form? Tornadoes are associated with large (supercell)
thunderstorms that often grow to ... This causes a horizontal rotating column of air
Birth of a tornado. Below: x. Jump to discuss comments below. discuss. x. IMAGE:
MAP SHOWING WIND PROBABILITIES. Next story in Weather News ...