Air Masses and Fronts ESS 5.1.2

Front

What is an air mass?

Back

An air mass is a large body of air that has similar temperature and humidity characteristics throughout.

Front

What are the two main types of air masses?

Back

Maritime (formed over water) and Continental (formed over land).

Front

What type of air mass is formed over oceans?

Back

Maritime air mass.

Front

What type of air mass is formed over land?

Back

Continental air mass.

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 weather is typically associated with a cold front?

Back

Cool and clear skies.

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 weather is typically associated with a warm front?

Back

Warm and humid conditions, often with precipitation.

Front

What is a stationary front?

Back

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

Front

What symbol represents a stationary front on a weather map?

Back

A line with alternating triangles and semicircles on opposite sides.