Monday, August 12, 2013

Difference between hurricane and tornado

Hurricanes:

A hurricane (also known as a cyclone or typhoon) is a very large,swirling storm with strong winds and heavy rains

  • Form only over warm ocean water.
  • Last for days and sometimes well over a week.
  • Produce rain and flooding in addition to powerful winds.
  • Are independent, self-sustaining storm systems.
  • Have winds ranging from 74 to about 200 mph

Tornadoes

A tornado is a swirling column of wind that moves across the ground in a relatively narrow path, and it extends from a cloud to the ground

  • Usually form over land
  • Usually last minutes, rarely a few hours
  • Cause damage via wind and debris
  • Are dependent on a large storm to develop and keep going
  • Have winds ranging from 65 to about 300 mph

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