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Aviation and the Global Atmosphere

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<strong>Aviation</strong> <strong>and</strong> <strong>the</strong> <strong>Global</strong> <strong>Atmosphere</strong><br />

WAFS World Area Forecast System<br />

WCRP World Climate Research Programme<br />

WMO World Meteorological Organization<br />

WWF World Wide Fund for Nature<br />

UNITS<br />

SI (Systéme Internationale) Units<br />

Physical Quantity Name of Unit<br />

Symbol<br />

length meter m<br />

mass kilogram kg<br />

time second s<br />

<strong>the</strong>rmodynamic temperature kelvin K<br />

amount of substance mole mol<br />

Special Names <strong>and</strong> Symbols for Certain SI-Derived Units<br />

Physical Quantity Name of Unit<br />

Symbol of Unit<br />

Definition of Unit<br />

force newton N kg m s-2<br />

pressure pascal Pa kg m-1 s-2 (= Nm-2 )<br />

energy joule J kg m2 s-2<br />

power watt W kg m2 s-3 (= Js-1 )<br />

frequency hertz Hz s-1 (cycle per second)<br />

http://www.ipcc.ch/ipccreports/sres/aviation/159.htm (6 von 7)08.05.2008 02:41:11

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