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30 Cards in this Set
- Front
- Back
lapse rate formula
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6.5 degrees C/km
(3.5 degrees F/1000 ft.) |
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outer part of earth's atmosphere, extending from 80 km (50 mi.) to 400 km (250 mi.)
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ionosphere
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warming of the atmosphere's lower layers by infrared radiation given off from the earth after it has been heated by the sun
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greenhouse effect
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path of high-speed wind in the stratosphere
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jet stream
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gas layers above the homosphere, consisting of oxygen, helium, and hydrogen and located several hundred miles above the earth's surface
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heterosphere
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exerted by the weight of the gases in the atmosphere
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atmospheric pressure
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bands of light which appear in the northern hemisphere sky when charged particles escape from the magnetosphere into the lower atmosphere
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aurora borealis (the northern lights)
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the streamers of light which appear in the southern hemisphere sky when charged particles escape from the magnetosphere into the lower atmosphere
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aurora australis (the southern lights)
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extends up to 11 km (6.8 mi.)
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troposphere
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apparent temperature drop due to wind
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wind-chill factor
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the layers of air surrounding the earth
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atmosphere
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lowest layer of the atmosphere where continual changes occur in temperature, pressure, wind, humidity, and precipitation
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troposphere
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condition of the atmosphere at any given time
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weather
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the amount of water a certain volume of air holds
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absolute humidity
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intensity of heat in a mass
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temperature
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layer of atmosphere just above the mesosphere
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thermosphere
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uppermost layer of Earth's atmosphere where temperature rises rapidly with altitude
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thermosphere
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region of the atmosphere between the troposphere and mesosphere
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stratosphere
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percentage of water the air is holding compared to the amount that it could hold at a given temperature
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relative humidity
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rate that temperature drops as altitude increases in the troposphere
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lapse rate
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layer located 20 to 50 km (12 to 31 mi.) above the earth's surface
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ozone layer
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colorless, odorless, tasteless gas that forms approximately 21% of the air by volume
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oxygen
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a zone that protects living things from cosmic radiation
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magnetosphere
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layer of the atmosphere nearest the earth's surface which consists of a homogeneous mixture of gases
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homosphere
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part of earth's atmosphere consisting of layers of electrically charged atoms of gas
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ionosphere
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colorless, odorless, tasteless gas that forms approximately 78% of the air by volume
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nitrogen
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shields the earth from harmful ultraviolet light
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ozone layer
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a zone that encircles the earth and consists of electrons and protons from the sun which are trapped in the earth's magnetic field
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magnetosphere
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science of the atmosphere
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meteorology
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layer of the atmosphere above the stratosphere where temperature steadily decreases with increasing altitude
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mesosphere
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