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Compare and Contrast Hurricanes and tornadoes. Please help me!!! Give at least 3 examples for each.

Answer ASAP!!!

2007-03-21 09:05:10 · 6 answers · asked by Anonymous in Science & Mathematics Weather

6 answers

hope this helps

2007-03-21 10:05:39 · answer #1 · answered by Anonymous · 0 0

Tornadoes and hurricanes are often put together as the same thing. However, they are rather different types of natural disasters. The following lists some of their differences.

Firstly, tornadoes are formed from an instability in the atmosphere, whereas hurricanes are formed when a wet mass of air over the sea evaporates. Because of this, tornadoes usually form during thunderstorms. However, for hurricanes, thunderstorms are its effects, and not a cause of its formation.

The effects also differ, though there are obvious similarities such as the destruction of buildings. Most importantly, hurricanes can cause tsunamis and flooding, while tornadoes do not. Instead, they contaminate the water. Besides, tornadoes can cause epidemic, while this is not an effect of a hurricane.

2007-03-21 09:13:47 · answer #2 · answered by -Veggie Chick- 3 · 0 0

Hurricanes and tornadoes both have a centre around which the wind circulates. However the centre of the hurricane (the eye) is generally much larger than that of a tornado. The smallest measured hurricane eye is 4 miles - Hurricane Wilma. Compare that with the llargest measured diameter of a tornado (not the centre of the tornado) which was 1600 metres (about one mile).

Hurricanes can last over a period of days (Hurricane Katrina lasted 8 days) whilst tornadoes can last seconds to minutes. Some can make it to hours. Storms of tornadoes (more than one in an area) can last over a period of a few hours.

Tornadoes can form over land and bodies of water. When they form over water, they are called waterspouts. Hurricanes only form over the sea and very very rarely of land. Hurricane Katrina formed out in the Atlantic Ocean.

Tornadoes are formed through areas of low temperatures meeting areas of higher temperatures in the air. These begin to rotate forming the cyclone. Hurricanes are formed by the exact same action but in water instead of air.

2007-03-21 09:17:56 · answer #3 · answered by Tom S 2 · 0 0

This is an excellent question and I answer a lot of these kinds of questions from those of you who are interested in meteorology. Just a day or so ago I answered a similar question concerning tornadoes and hurricanes this way:


These two phenomena are vastly different. About the only commonality is their cyclonic flow and their destructive nature. The tornado forms in very unstable air with warm moist air flowing from the south near the surface and with dry and strong westerly flow at higher altitudes. They form out of existing cumulonimbus clouds without very much warning time and last only less than an hour.

Hurricanes form in the tropics generally between 10 and 15 degrees north latitude. They form when monsoonal winds (southwesterly winds) develop south of the trade winds (easterlies). This provides the trigger for cyclonic circulation. The surface temperature must be > or equal to 28C and there must be very little shear (large changes in wind direction or speed with altitude) which could remove any latent heat that has been generated by condensation of water vapor and which contributes to a developing low pressure center. The developing storm grows out of an area of disorganized cumulus clouds called a convective cloud cluster, grows into a tropical depression at which time it is given a number, tracked and monitored by both satellite and aircraft. From a depression it will deepen (Lower pressure) into a tropical storm (when it is given a name) and finally a hurricane.

2007-03-21 10:52:54 · answer #4 · answered by 1ofSelby's 6 · 0 0

Hurricanes are spawned from large weather systems.
Tornadoes are spawned from regional weather systems.

Hurricanes sustain their winds for days and/or weeks at a time.
Tornadoes rarely sustain winds for more than an hour.

Both hurricanes and tornadoes winds rotate clockwise.

I'm drawin a blank. Sorry, did what i could. :)

2007-03-21 09:15:14 · answer #5 · answered by ? 3 · 0 0

tornadoes:

-live on land/water
-caused from heat and cold mixing

hurricanes:

-live on water only
-caused from wind. the clouds form
-start from a tropical storm

both can live on water

2007-03-23 21:14:05 · answer #6 · answered by jsf19872005 2 · 0 0

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