In meteorology, a tropical cyclone is a storm system with a closed circulation around a center of low pressure, fueled by the heat released when moist air rises and condenses. The name underscores their origin in the tropics and their cyclonic nature (circulation that is counterclockwise in the Northern Hemisphere and clockwise in the Southern). They are distinguished from other cyclonic storms such as nor'easters and polar lows by the heat mechanism that fuels them, which makes them "warm core" storm systems.
Depending on their strength and location, there are various terms by which tropical cyclones are known, such as tropical depression, tropical storm, hurricane and typhoon.
Tropical cyclones can produce extremely high winds, tornadoes and torrential rain (leading to mudslides and flash floods), and drive storm surge onto coastal areas. Though the effects on populations can be catastrophic, tropical cyclones have also been known to relieve drought conditions, since they transport enormous amounts of moisture. They carry heat away from the tropics, an important mechanism of the global atmospheric circulation that maintains equilibrium in the earth's troposphere.
2006-07-30 22:12:55
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answer #1
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answered by Miss LaStrange 5
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A tropical cyclone is a storm system with a closed circulation around a centre of low pressure fueled by the heat released by the moist air rises and condenses. The name underscores thier origin in the tropics and their cyclonic nature. (counterclockwise in the Northern Hemisphere and clockwise in the Southern Hemisphere). Depending on their strength and location, they are termed tropical depression, tropical storm, hurricane and typhoon.
A hurricane is a system with sustained winds greater than 33m/sec (74 mph or 118 kmph) and tends to develop an eye at the centre, an area of relative calm.
Ref:en.wikipedia.org/wiki/Hurricane
VR
2006-07-30 22:30:09
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answer #2
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answered by sarayu 7
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A hurricane is a cluster of thunderstorms banded together. These storm continue to absorb more and more moisture getting bigger and bigger. The spin of Hurricane is caused by the spin of the earth.
2006-08-02 04:13:22
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answer #3
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answered by wiz_on_line 3
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earthquakes are the other name of hurricane.Due to disturbance inplates in earth--below water causes strong waves in the oceans called hurricanes
2006-07-30 22:16:24
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answer #4
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answered by naveen a 1
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Nature does the 'caning' in a hurry !
2006-07-30 22:11:51
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answer #5
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answered by Spiritualseeker 7
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Horicans are born from the oceans.....
2006-08-01 23:09:48
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answer #6
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answered by sulaiman s 4
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a giant ocean-borne storm...
2006-07-30 22:11:10
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answer #7
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answered by Spelunking Spork 4
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something we Texans don't like !
2006-08-02 13:48:42
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answer #8
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answered by Anonymous
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