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Weather and Climate Basics Weather Wonders Climate Change

What Is Wind?

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Air might not seem choose anything in ~ all; in fact, we look best through it every the time, however during a windstorm, wait really renders its visibility known. Wind is able come lift roofs off buildings, blow down power lines and trees, and also cause highway crashes as gusts push about cars and trucks.

You are watching: Another term for air movement caused by differences in air pressure is

Wind is moving air and also is caused by differences in air push within ours atmosphere. Waiting under high push moves toward areas of short pressure. The higher the distinction in pressure, the quicker the wait flows.

The fastest Winds

In 1934, ~ above the roof the a tiny wooden building atop mount Washington, in brand-new Hampshire, an instrument to measure up wind speed, referred to as an anemometer, made history. It recorded a wind rate of 231 miles every hour (mph) throughout a vast spring storm, the more quickly wind gust ever recorded v the instrument!

an ext recently, advanced Doppler radar has actually been supplied to measure winds, record a wind speed of 318 mph in an Oklahoma tornado in 1999. That’s quicker than the top speeds the Japanese bullet trains and over 3 times quicker than the more quickly baseball pitch.

Describing Wind

Wind is explained with direction and also speed. The direction the the wind is expressed as the direction indigenous which the wind is blowing. For example, easterly winds punch from east to west, when westerly winds blow from west come east.

See more: Three Cloves Of Garlic Equals How Much Minced Garlic Equals One Clove?

Winds have various levels that speed, such together “breeze” and also “gale”, relying on how quick they blow. Wind speeds are based upon the descriptions of winds in a scale referred to as the Beaufort Scale, i m sorry divides wind speeds into 12 various categories, from less than 1 mph to an ext than 73 mph.