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2006-12-14 20:41:10 · 11 answers · asked by azman5998 3 in Science & Mathematics Weather

11 answers

Some places on earth are warmed up by the sun, others are not. Hot air rises. This creates low pressure on the ground level, compared to the area surrounding this hot(ter) place. Nature doesn't like pressure differences, so air from around the low pressure area is flowing to the hot spot. This is what we call wind.
High up in the atmosphere there's a higher pressure, and air flows in the opposite direction.

Such systems can occur on a large scale, such as the tropics, or it can occur on a small scale, such as a city (I think Las Vegas is famous for it?) or a beach (warmer than the water -> air rises -> wind from sea, even if the rest of the area has winds in the opposite direction)

The answer to your question could be:
- the sun
- heat
- pressure differences
- rising air
- temperature differences

2006-12-15 03:40:21 · answer #1 · answered by Anonymous · 0 0

Pressure differences because of hot and cold air. Hot air rises etc.

In the big picture, non localised, main thing is movement between the polar regions and the equator. Earth spinning influences the direction of some prevailing winds

2006-12-14 20:43:18 · answer #2 · answered by Barbara Doll to you 7 · 0 0

When the air moves move a region of higher pressure to a region of lower pressure. That's call wind.

2006-12-14 20:59:27 · answer #3 · answered by Anonymous · 0 0

A big guy in the sky with a big paper fan. He waves it up and down just so that we will have wind. The days when it isn't windy are when he's taking a break.

2006-12-14 20:44:46 · answer #4 · answered by kayle_rose 3 · 0 0

You get pockets of air in the atmosphere with different air pressures. Air usually travels from High to Low pressure. The more drastic the difference in the 2 air pockets, the faster the air flow.

2006-12-14 20:44:37 · answer #5 · answered by Nikita 4 · 0 0

Pressure Gradient Force, Coriolis Force, It depends on location (latitude) and altitude

2006-12-15 01:51:34 · answer #6 · answered by jcesar 3 · 0 0

Thank you for this question.
I am very happy you ask me this question
Fortunatly i am the world specialist of this question...
But it could take to much time to explain so i prefer others answerers answer.

2006-12-15 04:20:30 · answer #7 · answered by pingouin 3 · 0 1

The sun.

2006-12-14 20:43:49 · answer #8 · answered by Anonymous · 0 0

god, after eating a dodgy curry a few hours before

2006-12-14 21:10:26 · answer #9 · answered by Anonymous · 0 0

low pressure

2006-12-15 04:54:29 · answer #10 · answered by dream theatre 7 · 0 0

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