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Wind
Title: Wind
Category: Literature / Poetry
Details: Words: 779 | Pages: 3.3 (approximately 235 words/page)
Wind
Wind is the roughly horizontal movement of air (as opposed to an air current) caused by uneven heating of the Earth's surface. It occurs at all scales, from local breezes generated by heating of land surfaces and lasting tens of minutes to global winds resulting from solar heating of the Earth. The two major influences on the atmospheric circulation are the differential heating between the equator and the poles, and the rotation of the planet (…showed first 75 words of 779 total…
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…showed last 75 words of 779 total…the pressure and the velocity, a suitable anemometer of either class will give information about both these quantities.
Weather balloon
A weather balloon is a balloon which carries instruments aloft to send back information on atmospheric pressure, temperature, and humidity by means of a small, expendable measuring device called a radiosonde. To obtain wind data, they can be tracked by radar, radio direction finding, or navigation systems (such as the satellite based Global Positioning System).
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275 words per page