Web Results

Tornado

en.wikipedia.org/wiki/Tornado

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 ...

www.ask.com/youtube?q=How Is a Tornado Made&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 ...

Tornadoes - Weather Wiz Kids weather information for kids

www.weatherwizkids.com/weather-tornado.htm

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 capable ...

How Tornadoes Form and Why They're so Unpredictable

news.nationalgeographic.com/2015/05/150511-tornadoes-storms-midwest-weather-science/

May 11, 2015 ... A tornado lowers to the ground near Chickasha, Oklahoma, on May 6. May and June tend to have more tornadoes than any other months in ...

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.

Severe Weather 101: Tornado Basics

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

Because wind is invisible, it is hard to see a tornado unless it forms a condensation funnel made up of water droplets, dust and debris. Tornadoes are the most ...

The Science of Tornadoes | Weather Underground

www.wunderground.com/resources/severe/tornadoFAQ.asp

A tornado is a violently rotating column of air which descends from a ... A funnel cloud is made visible by cloud droplets, however, in some cases it can appear to  ...

Inside Look at How Tornadoes Form Video - ABC News

abcnews.go.com/US/video/inside-tornadoes-form-29563090

Mar 11, 2015 ... Ginger Zee breaks down the weather conditions that cause destructive tornadoes to form.

How Tornadoes are Formed - Universe Today

www.universetoday.com/52055/how-tornadoes-are-formed/

Jan 25, 2010 ... Tornadoes are one of the most powerful and deadly weather phenomena on land . They can destroy entire town and fling debris over great ...

How Are Tornadoes Formed - Universe Today

www.universetoday.com/71983/how-are-tornadoes-formed/

Aug 24, 2010 ... Tornadoes are usually the extreme result of a very large thunderstorm called a supercell. During the storm cold air and warm air combine.

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.
More Info

Tornado Story | How Tornadoes Form - Dangerous Weather

www.eo.ucar.edu

Tornadoes are associated with large (supercell) thunderstorms that often grow to over 40,000 feet. A column of warm humid air will begin to rise very quickly. 1.

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

www.livescience.com

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.

How a Tornado Forms in 4 Steps - Popular Mechanics

www.popularmechanics.com

May 19, 2015 ... Warm, moist air, usually from the south, is lifted by a warm or cold front, causing an updraft. The moisture condenses into clouds and ...