cyclonic motion

  • 81positive vorticity — Vorticity caused by cyclonic turning. Vorticity is a measure of rotation in the atmosphere, or “spin,” in the air. If the spin, as viewed from above, is counterclockwise in the Northern Hemisphere, it is called vorticity cyclonic and given a… …

    Aviation dictionary

  • 82vorticity — is a measure of rotation in the atmosphere, or “spin,” in the air. If the spin, as viewed from above, is counterclockwise in the Northern Hemisphere, it is called a vorticity cyclonic and given a positive value. If the spin is clockwise, it is… …

    Aviation dictionary

  • 83List of inventors — This is a list of inventors. See also: List of scientists, Timeline of invention, List of inventions named after people, List of inventors killed by their own inventions, and . Alphabetical list compactTOC NOTOC A * Vitaly Mikhaylovich Abalakov,… …

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  • 84Seiche — is also a French term for a type of cuttlefish (Sepiida).A seiche (pronounced IPA|/seɪʃ/, or approximately saysh ) is a standing wave in an enclosed or partially enclosed body of water. Seiches and seiche related phenomena have been observed on… …

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  • 85Typhoon Tip — Infobox Hurricane Name=Typhoon Tip Type=typhoon Year=1979 Basin=WPac Image location=Typhoon tip peak.jpg Formed=October 4, 1979 Dissipated=October 19, 1979 1 min winds=165 Pressure=870 Pressurepost=Worldwide record low Da Fatalities=86 direct, 13 …

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  • 861986 Pacific hurricane season — Infobox hurricane season Basin=EPac Year=1986 Track=1986 Pacific hurricane season map.png First storm formed=May 22, 1986 Last storm dissipated=October 22, 1986 Strongest storm name=Roslyn Strongest storm winds=125 Total depressions=26 Total… …

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  • 871997 Pacific typhoon season — Infobox hurricane season Track=1997 Pacific typhoon season summary.jpg Basin=WPac Year=1997 First storm formed=January 19, 1997 Last storm dissipated=December 22, 1997 Strongest storm name=Ivan, Joan, Keith Strongest storm pressure=872 Strongest… …

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  • 88Chromatography — Pictured is a sophisticated gas chromatography system. This instrument records concentrations of acrylonitrile in the air at various points throughout the chemical laboratory. Chromatography (from Greek χρῶμα chroma color and γράφειν graphein to… …

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  • 89El Niño-Southern Oscillation — El Niño redirects here. For other uses, see El Niño (disambiguation). ENSO redirects here. For other uses, see Enso (disambiguation). The 1997 El Niño observed by TOPEX/Poseidon. The white areas off the tropical coasts of South and North America… …

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  • 90Hurricane Danielle (1998) — Infobox Hurricane Name=Hurricane Danielle Type=hurricane Year=1998 Basin=Atl Image location=Hurricane Danielle 01 sept 1998 1858Z.jpg Formed=August 24, 1998 Dissipated=September 3, 1998 1 min winds=90 Pressure=960 Da Fatalities=None reported… …

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