Weather Fronts and Air Masses

Front

What is a stationary front?

Back

A stationary front occurs when a warm air mass and a cold air mass meet but neither can move, resulting in prolonged weather conditions.

Front

Define an air mass.

Back

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

Front

How is a warm front represented on a weather map?

Back

A warm front is represented by red semicircles on a weather map.

Front

What happens during an occluded front?

Back

An occluded front occurs when a warm air mass is trapped between two cooler air masses.

Front

What is a cold front?

Back

A cold front is formed when a cold air mass moves underneath a warm air mass, causing the warm air to rise.

Front

What type of weather is typically associated with a warm front?

Back

Warm fronts usually bring gradual increases in temperature and can lead to prolonged rain.

Front

What type of weather is typically associated with a cold front?

Back

Cold fronts often bring sudden drops in temperature and can cause thunderstorms.

Front

What is the difference between a warm front and a cold front?

Back

A warm front occurs when warm air rises over cold air, while a cold front occurs when cold air pushes under warm air.

Front

What is an occluded front's effect on weather?

Back

Occluded fronts can lead to complex weather patterns, often resulting in precipitation.

Front

What is a high-pressure system?

Back

A high-pressure system is an area where the atmospheric pressure is higher than surrounding areas, usually bringing clear skies.