Air Pressure and Fronts

Front

What is air pressure?

Back

Air pressure is the force exerted by the weight of air above a surface. It decreases with altitude.

Front

What is a weather front?

Back

A weather front is the boundary between two different air masses, which can lead to changes in weather.

Front

What type of front is represented by a blue line with triangles?

Back

Cold front.

Front

What type of front is represented by a red line with semicircles?

Back

Warm front.

Front

What happens during a stationary front?

Back

A stationary front occurs when two air masses meet but neither is strong enough to replace the other, leading to prolonged weather conditions.

Front

What is an occluded front?

Back

An occluded front forms when a cold front overtakes a warm front, causing the warm air to be lifted off the ground.

Front

How does cold air compare to warm air in terms of moisture capacity?

Back

Cold air holds less moisture than warm air.

Front

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

Back

Cold fronts often bring thunderstorms and a drop in temperature.

Front

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

Back

Warm fronts usually bring gradual warming and light to moderate precipitation.

Front

What symbol represents an occluded front on a weather map?

Back

An occluded front is represented by a purple line with alternating triangles and semicircles.