Understanding Air Masses and Fronts

What is an air mass?

• A body of air with the same temperature, humidity, and air pressure throughout

• A type of weather front

• A global wind pattern

• A weather prediction tool

Which type of air mass is very cold and dry?

• Maritime tropical

• Continental polar

• Maritime polar

• Continental tropical

What happens when a cold front passes?

• Warmer, humid air moves in

• Colder, drier air moves in

• The weather becomes stationary

• A warm air mass rises

The boundary where two air masses meet is called a _______.

Meteorologists use weather _______ to show atmospheric conditions on maps.

What type of front is formed when a warm air mass is caught between two cold air masses?

• Cold front

• Warm front

• Stationary front

• Occluded front

The word 'indicate' means to _______.

High pressure brings what type of weather?

• Happy weather; Sunny and clear skies

• Lousy weather: Severe thunderstorms, overcast

Low pressure brings what type of weather?

• Happy Weather: sunny and clear skies

• Lousy weather: thunderstorms cold weather overcast

According to the weather map what will happen in the next couple of days in Texas?

• A warm front will pass by causing temperatures to be warmer

• A low pressure system will pass by causing it to be cold

• A cold front will pass by causing the temperatures to drop and potential for severe storms

• A cold front will pass by causing the temperatures to rise.