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Science Vocab

TermDefinition
Atmosphere a mixture of gases that surrounds a planet or moon
Stratosphere the layer of the atmosphere that is above the troposphere and in which temperature increase as altitude increase
Troposphere the lowest layer of atmosphere in which temperature decrease at a constant rate as altitude increase
Thermosphere the uppermost layer of the atmosphere in which temperature increase as altitude increases
Air pressure the measure of the force with which air molecules push on surface
Radiation the transfer go energy as electromagnetic waves
Thermal conduction the transfer of energy as heat through a material
Convection the transfer go thermal energy by the circulation or movement of a liquid or gas
Global warming a gradual increase in average global temperatures
Greenhouse effect the warming of the surface and lower atmosphere of the earth that occurs when water vapor,carbon dioxide,and other gases absorb and reradiate thermal energy
Wind the movement of air caused by differences in air pressure
Coriolis effect the apparent curving of the path f a moving object from otherwise straight path due to the earth rotation
Westerlies prevailing winds that blow from west to east between 30 and 60 latitude in both hemispheres
Trade winds prevailing winds that blow northeast from 30 north latitude to the equator and that blow southeast from 30 south latitude to the equator
Polar easterlies prevailing winds that blow from east to west between 60 and 90 latitude in both hemispheres
Jet stream a narrow belt of strong winds that blow in the upper troposphere
Air pollution the contamination of the atmosphere by the introduction of pollutants from human and natural sources
Acid precipitation rain,sleet,or snow that contains a high a high concentration of acids
Created by: jaylan.white1114
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