Air Masses and Weather Fronts

Front

What is an air mass?

Back

An air mass is a large body of air with similar temperature and humidity.

Front

Who is a meteorologist?

Back

A meteorologist is a weather forecaster who predicts the weather.

Front

What does humidity measure?

Back

Humidity measures how much water vapor is in the air.

Front

What is an occluded front?

Back

An occluded front is a weather front where an air mass gets separated from the ground.

Front

What is a stationary front?

Back

A stationary front is a weather front where two air masses collide, but neither pushes the other out of the way.

Front

What is a warm front?

Back

A warm front is a boundary where a warm air mass rises over a cold air mass.

Front

What is a cold front?

Back

A cold front is a boundary where a cold air mass pushes under a warm air mass.

Front

What is precipitation?

Back

Precipitation is any form of water, liquid or solid, that falls from the atmosphere to the Earth's surface.

Front

What is evaporation?

Back

Evaporation is the process by which water changes from a liquid to a gas.

Front

What is condensation?

Back

Condensation is the process by which water vapor in the air turns into liquid water.