A tornado is a violently rotating column of air that rotates while in contact with
both the surface ... The Fujita scale rates tornadoes by damage caused and has
been replaced in some countries by t...
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 ...
Jun 6, 2010 ... Tornadoes are capable of 250 MPH wind speeds, cutting a swath of ... This is the
same process that causes an ice skater to spin faster when ...
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.
Apr 8, 2014 ... The U.S. has more tornadoes than anywhere else on Earth, but their sudden
twists and turns still make them mysterious and mesmerizing.
What causes tornadoes? Tornadoes form under a certain set of weather
conditions in which three very different types of air come together in a certain way
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 ...
Birth of a tornado. Below: x. Jump to discuss comments below. discuss. x. IMAGE:
SATELLITE VIEW OF KATRINA. Next story in Weather News 2006 forecast: ...