wind barrier
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Wind assistance — is a term in athletics which refers to the wind level during a race or event. The wind level is registered by a wind gauge.Due to a tailwind helping to enhance the speed of the athlete in events like certain sprint races (60, 100 and 200 metres) … Wikipedia
Wind shear — Wind shear, sometimes referred to as windshear or wind gradient, is a difference in wind speed and direction over a relatively short distance in the atmosphere. Wind shear can be broken down into vertical and horizontal components, with… … Wikipedia
Wind gradient — In common usage, wind gradient, more specifically wind speed gradientcite book | last = Hadlock | first = Charles | title = Mathematical Modeling in the Environment | publisher = Mathematical Association of America | location = Washington | year … Wikipedia
Wind — For other uses, see Wind (disambiguation). Wind, from the … Wikipedia
Wind wave — Ocean wave redirects here. For the film, see Ocean Waves (film). North Pacific storm waves as seen from the NOAA M/V Noble Star, Winter 1989 … Wikipedia
Sound barrier — In aerodynamics, the sound barrier usually refers to the point at which an aircraft moves from transonic to supersonic speed. The term came into use during World War II when a number of aircraft started to encounter the effects of compressibility … Wikipedia
Environmental threats to the Great Barrier Reef — The Great Barrier Reef is the world s largest coral reef system,cite web|author=UNEP World Conservation Monitoring Centre |year=1980|title=Protected Areas and World Heritage Great Barrier Reef World Heritage Area|url=http://sea.unep… … Wikipedia
Great Barrier Island — Aotea (Māori) Nickname: The Barrier Kaitoke Beach in the east of Great Barrier Island. The White Cliffs can be seen in the front right … Wikipedia
Noise barrier — The sound tube in Melbourne, Australia, designed to reduce roadway noise without detracting from the area s aesthetics. A noise barrier (also called a soundwall, sound berm, sound barrier, or acoustical barrier) is an exterior structure designed… … Wikipedia
Coastal Barrier Resources Act — The Coastal Barrier Resources Act (CBRA, Public Law 97 348) of the United States was enacted October 18, 1982. The United States Congress passed this Act in order to address the many problems associated with coastal barrier development. CBRA… … Wikipedia
Vapor barrier — 6 mil Polyethylene plastic sheet as vapor barrier between insulation and gypsum board … Wikipedia
