Front

What is an air mass?

Back

A large body of air that has uniform temperature, humidity, and pressure.

Front

What type of front is typically found near Seattle?

Back

A cold front.

Front

Describe a stationary front.

Back

A stationary front is characterized by the same weather persisting for days, often with cloudy skies and occasional rain.

Front

What is air pressure?

Back

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

Front

What does a low pressure system indicate on a weather map?

Back

It indicates areas where the air pressure is lower than the surrounding areas, often associated with cloudy and rainy weather.

Front

What is a cold front?

Back

A boundary where a cold air mass is replacing a warmer air mass, often leading to thunderstorms.

Front

What is a warm front?

Back

A boundary where a warm air mass is replacing a cold air mass, typically bringing gradual temperature increases and light rain.

Front

What is an occluded front?

Back

A front formed when a cold front overtakes a warm front, leading to complex weather patterns.

Front

What weather is associated with a warm front?

Back

Gradual increases in temperature and light to moderate precipitation.

Front

What happens when a cold front passes?

Back

Temperatures drop, and severe weather such as thunderstorms may occur.