Chapter 20 Airmasses and Weather Patterns

Front

What are air masses named based on?

Back

Air masses are named based on their humidity and temperature.

Front

What is formed when two air masses meet?

Back

A front is formed when two air masses meet.

Front

What type of air mass is described as warm and dry?

Back

A warm and dry air mass is described as continental tropical.

Front

What happens when an active cold front overtakes a warm front?

Back

This phenomenon is known as an occluded front.

Front

Which type of air mass is characterized as hot and dry?

Back

The type of air mass that is hot and dry is called continental tropical.

Front

What is a cold front?

Back

A cold front is the leading edge of a cooler mass of air, replacing a warmer mass.

Front

What is a warm front?

Back

A warm front is the leading edge of a warmer mass of air, replacing a cooler mass.

Front

What is a stationary front?

Back

A stationary front occurs when two air masses meet and neither is strong enough to replace the other.

Front

What is an occluded front?

Back

An occluded front occurs when a cold front overtakes a warm front, lifting the warm air off the ground.

Front

What is the difference between maritime and continental air masses?

Back

Maritime air masses form over oceans and are moist, while continental air masses form over land and are dry.