Air Masses & Weather Fronts

Front

What is an occluded weather front?

Back

An occluded weather front occurs when two cold air masses meet and push the warm air in the middle upwards.

Front

What is a stationary weather front?

Back

A stationary weather front occurs when a cold air mass and a warm air mass meet but cannot move one another, resulting in both staying still for several days.

Front

Which types of weather fronts can produce precipitation?

Back

All types of weather fronts (cold, warm, stationary, and occluded) can produce precipitation such as rain or snow.

Front

What is the symbol for a warm weather front?

Back

The symbol for a warm weather front is a line with semicircles pointing in the direction of the warm air.

Front

Why does warm air rise above cold air?

Back

Warm air rises above cold air because it is less dense.

Front

What is a cold weather front?

Back

A cold weather front occurs when a cold air mass pushes into a warm air mass, causing the warm air to rise rapidly.

Front

What happens at a warm weather front?

Back

At a warm weather front, warm air rises over cold air, leading to gradual cloud formation and precipitation.

Front

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

Back

A cold front involves cold air displacing warm air, while a warm front involves warm air moving over cold air.

Front

What is an air mass?

Back

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

Front

How do air masses affect weather?

Back

Air masses affect weather by bringing different temperature and moisture characteristics, influencing local weather patterns.