a large body of air with similar properties all through it
moving weather front along which a warm air mass slides over a cold air mass, producing clouds and precipitation
the temperature at which condensation begins
when a cold air mass pushes under a warm air mass
The ratio of the amount of water in the air at a given temperature to the maximum amount it could hold at that temperature
when a warm air mass and a cold air mass meet and no movement occurs
atmospheric condition in which warm air traps cooler air near the earth's surface
the meteorological conditions: temperature and wind and clouds and precipitation
Overall weather in an area over a long period of time
an increase in the average temperature of the earth's atmosphere
A line that joins points having the same pressure
a front where a warm air mass is caught between two colder air masses and brings cool temperatures and large amounts of rain and snow
process by which atmospheric gases trap heat close to Earth's surface and prevent it from escaping into space
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