Glencoe - Chapter 13 Lesson 2

Front

What is a low pressure system?

Back

A low pressure system is an area where the atmospheric pressure is lower than that of the surrounding areas, causing air to move inward toward the center.

Front

How does air move in a low pressure system?

Back

Air in a low pressure system moves in toward the low-pressure area.

Front

What are the stages of a thunderstorm?

Back

The stages of a thunderstorm include the cumulus stage, mature stage, and dissipation stage.

Front

During which stage does a thunderstorm die down?

Back

A thunderstorm dies down during the dissipation stage.

Front

What is a cold air mass?

Back

A cold air mass is a large body of air that is colder than the surrounding air, often moving quickly.

Front

Which air mass is fast moving and cold?

Back

The continental polar air mass is fast moving and cold.

Front

What is a warm front?

Back

A warm front is the boundary where a warm air mass replaces a cold air mass.

Front

What type of weather does a warm front bring?

Back

A warm front typically brings steady rain or snow.

Front

What is a stationary front?

Back

A stationary front is a boundary between two air masses that are not moving, often bringing prolonged precipitation.

Front

What is a maritime tropical air mass?

Back

A maritime tropical air mass is warm and humid, forming over oceans.