Question:

How does wind blow? Does it have to do with any types of air pressure or speed or temperature?

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I always thought that it was God blowing. lol. Does it have to do with air pressure?

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  1. Wind blows as a result of air pressure differences across an area.  Air pressure is not equal across the Earth, and wind is the result of nature trying to equalize air pressure differences by moving air from high pressure areas to areas that the air pressure is lower.


  2. Wind is a movement of air. we generally think of winds as currents of air which flow across the Earth's surface. but there are also upward and downward currents of air in the atmosphere and powerful Jet Streams which blow in the upper Troposphere and lower Stratosphere.

  3. Cold air sinks.  Warm air rises.  Because there are areas around the earth that have very cold air and some that have very warm air, the air is in constant motion - the heavier cold air continually trying to displace the lighter warm air.  This causes wind.  The rotation of the earth also plays a part in keeping the air moving.

    This cold air/ warm air displacement is especially noticed when a cold front approaches a mas of warm air.  We get storms generally preceded by high winds - sometimes tornadoes!

  4. It is God blowing, and you will perish in flames if you think it is any different :)

  5. The sun's light heats the surface of the earth... It does not heat it uniformly .... Water and soil and rock absorb the heat differently.

    The heated surface heats the air... the ... air gets bigger, fills more space and tries to rise, because it now weighs less.

    If the air rises here when the sun is heating the surface, air has to come here from somewhere else (where the sun is not heating the surface) to replace it. This is a wind.The whole earth is not uniformly heated: the wind tries to blow from the part that is not being heated much by the sun (the poles) to the part that is (the equator), where it rises - the air returns to the unheated part far above the surface. These winds are made more complicated because the part of the earth that is being heated is constantly changing as the earth rotates, as well as because the air sticks to the surface. Both these things (the changing, and the sticking) mean that when the air moves from the unheated part to the heated part, it does not always move in the direction we expect. The winds of this scale (things that happen over a whole half of the earth at once) bring the weather patterns you see on television from the west coast to the east coast here in the north.

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