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sábado, 8 de febrero de 2014

What is a tornado?

What is a tornado?


A tornado is a violent maelstrom that stretches from the clouds to the earth's surface. Tornadoes move quickly and winds can reach speeds of 400 kilometers per hour (250 mph) or more , change direction erratically and cause great destruction. Learn more about tornadoes here Original Title : Twister


  • Production year : 1996
  • Duration : 113 MIN
  • Directed by Jan de Bont
  • With: Bill Paxton , Cary Elwes , Helen Hunt, Jami Gertz


synopsis
Ever seen a flying cow? this is a very good opportunity to see how hard it is usually the mother nature sometimes . We notice two teams competing inventigadores to achieve more anticipation predict tornadoes , only have a small problem, they have to be very close , or rather , too close to a tornado to jump-start your experiment.



tornados
Sometimes occur during an electrical storm or hurricane . On average , the tornado left a swath of devastation in 15 km (9 miles ) long by 180 m (200 yards) wide, but some come to destroy areas of 80 km (50 miles ) long by 1.6 km ( 1 mile) wide.

When they occur over oceans or lakes are called waterspouts . This type of tornado has a slower rate of rotation and affects less populated areas so you have less destructive power. Waterspouts are most common in the southeastern United States and particularly in the Gulf of Mexico , but can be created on any body of tropical water and become tornadoes to reach the mainland .

The destructive force of tornadoes is in the funnel. When moving quickly upward spiral funnel that sucks houses, trees and can lift heavy objects such as a car or a cow.

A mass of warm air colliding with a cold front , forms a powerful storm and creates the conditions for a tornado.