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15 Cards in this Set

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Continental Polar Air Mass (c)
Astronomy
An air mass that forms over land; it is normally relatively dry
Maritime Polar Air Mass (m)

Astronomy
An air mass that originates over the ocean. These air masses are relatively humid
Altitude

Astronomy
The Angle of the Sun above the horizon
Air Mass

Astronomy
A large body of air that is characterized by a sameness of temperature and humidity
Dewpoint

Astronomy
The temperature to which air has to be cooled in order to reach saturation
Condensation

Astronomy
The change of state from a gas to a liquid
Evaporation

Astronomy
The process of converting a liquid to a gas
Freezing

Astronomy
The change of state from a liquid to a solid
Melting

Astronomy
The change of state from a solid to a liquid
Sublimination

Astronomy
The conversion of a solid directly to a gas without passing through the liquid state
Deposition

Astronomy
The process by which water vapor is changed directly to a solid without passing through the liquid state
Relative Humidity

Astronomy
The ratio of the air's water vapor content to it's water vapor capacity
Specific Humidity

Astronomy
The weight of water vapor compared with the total weight of the air, including the water vapor
Saturation

Astronomy
the maximum possible quantity of water vapor that the air can hold at any given temperature and pressure
Air Pressure

Astronomy
The force exerted by the weight of a column of air above a given point