Weather Topic 1 Flashcards

Front

Atmosphere

Back

A thin layer of gases surrounding Earth

Front

Air Pressure

Back

The pressure caused by the weight of a column of air pushing down on an area

Front

Altitude

Back

Distance above sea level

Front

Wind

Back

The movement of air parallel to Earth's surface

Front

Water Cycle

Back

The continuous process by which water moves from Earth's surface to the atmosphere and back

Front

Evaporation

Back

The change of a substance from a liquid to a gas

Front

Condensation

Back

The change of state from a gas to a liquid

Front

Dew Point

Back

The temperature at which condensation begins

Front

Humidity

Back

A measure of the amount of water vapor in the air

Front

Relative Humidity

Back

The percentage of water vapor in the air compared to the maximum amount of water vapor that air can contain at a particular temperature