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Vocab 3/21

Latent heat the heat energy that is absorbed or released by a substance during a phase change
Dew point at constant pressure and water vapor content, the temperature at which the rate of condensation equals the rate of evaporation
Absolute humidity the mass of water vapor per unit volume of air that contains the water vapor, usually expressed as grams of water vapor per cubic meter of air
Relative humidity the ratio of the amount of water vapor in the air to the amount of water vapor needed to reach saturation at a given temperature
Condensation nucleus a solid particle in the atmosphere that provides the surface on which water vapor condenses
Adiabatic cooling the process by which the temperature of an air mass decreases as the air mass rises and expands
Advective cooling the process by which the temperature of an air mass decreases as the air mass moves over a cold surface
Stratus cloud a gray cloud that has a flat, uniform base that commonly forms at low altitudes
Cumulus cloud a low-level, billowy cloud that commonly has a top that resembles cotton balls and a dark bottom
Cirrus cloud a feathery cloud that is composed of ice crystals, and that has the highest altitude of any cloud in the sky
Popular Earth Science sets




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