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Tornado - Wikipedia

en.wikipedia.org/wiki/Tornado

A tornado is a violently rotating column of air that spins while in contact with both the surface of ... However, the vast majority of tornadoes occur in the Tornado Alley region of the United State...

How Do Tornadoes Form? - Dangerous Weather

eo.ucar.edu/kids/dangerwx/tornado3.htm

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 ...

www.ask.com/youtube?q=How Does a Tornado Form?&v=lmWh9jV_1ac
Aug 19, 2014 ... View full lesson: http://ed.ted.com/lessons/how-do-tornadoes-form-james-spann Tornadoes are the most violent storms on Earth, with wind ...

Tornado Facts: Causes, Formation & Seeking Shelter - Live Science

www.livescience.com/21498-tornado-facts.html

Apr 19, 2016 ... Tornadoes form when different temperatures and humidity meet. ... Do not touched downed power lines or anything in contact with such lines.

How Do Tornadoes Form? - Universe Today

www.universetoday.com/75695/how-do-tornadoes-form/

Sep 18, 2016 ... The warm air eventually twists into a spiral and forms the funnel cloud that we all associate with a ... This is where the strongest tornadoes form.

How does a tornado form? - Tornado and Storm chaser

www.tornadochaser.net/tornado.html

Tornado Formation, Tornado Genesis. Important Tornado Facts Available Here!

Severe Weather 101: Tornado Basics

www.nssl.noaa.gov/education/svrwx101/tornadoes/

Tornadoes are the most violent of all atmospheric storms. Where do tornadoes occur? Tornadoes occur in many parts of the world, including Australia, Europe, ...

How do tornadoes form? - eSchooltoday

eschooltoday.com/natural-disasters/tornadoes/how-do-tornadoes-form.html

Here is simple step by step description of how a tornado develops.

Earth Science for Kids: Weather - Tornadoes -...How do ... - Ducksters

www.ducksters.com/science/earth_science/tornadoes.php

Kids learn about tornadoes including how they form, characteristics, types including supercell and waterspout, categories, and fun facts.

HOW DOES A TORNADO FORM? - Weather Prediction Education

www.theweatherprediction.com/habyhints2/417/

If it not does originate from a thunderstorm then it is a dust devil circulation. ... A tornado that forms mainly from the stretching of an updraft is termed a land spout.

Answer
Clouds form when water vapor condenses in the air. This releases heat, which increases the updraft temperature and the kinetic energy of air movement. In supercell thunderstorms, updrafts are strong and may create a vortex of air that may form a tornado.
Most scientists consider this to be a simplified and incomplete explanation. The finer details of tornado formation and dissipation are still unknown.
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Tornadoes - Weather Wiz Kids weather information for kids

www.weatherwizkids.com

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 ...

How Tornadoes Form and Why They're so Unpredictable

news.nationalgeographic.com

May 11, 2015 ... Tornadoes remain deadly and relatively unpredictable, despite recent advancements in weather science. Here's what scientists do know:.

How do tornadoes form? - CNN Video - CNN.com

www.cnn.com

Apr 2, 2015 ... CNN meteorologist Jennifer Gray explains how tornadoes form and why they are one of the most dangerous weather phenomena on Earth.