Weather and Air Masses Flashcard

Front

What type of air mass is most likely to bring hot, dry weather to a region?

Back

Continental tropical air mass.

Front

What weather conditions are associated with high-pressure systems?

Back

High-pressure systems are associated with fair weather.

Front

What are isotherms?

Back

Isotherms are lines on a weather map that connect points of equal temperature.

Front

What causes a sudden change in weather at a location?

Back

A sudden change in weather is most likely caused by the arrival of an air mass.

Front

How does the air mass formed at location A compare to that formed at location B?

Back

The air mass formed at location A will normally be warmer and wetter compared to the air mass formed at location B.

Front

What is a maritime tropical air mass?

Back

A maritime tropical air mass is warm and moist, originating over warm ocean waters.

Front

What is a continental polar air mass?

Back

A continental polar air mass is cold and dry, originating over land in polar regions.

Front

What is the difference between high-pressure and low-pressure systems?

Back

High-pressure systems generally bring clear skies and fair weather, while low-pressure systems are associated with cloudy and stormy weather.

Front

What are isobars?

Back

Isobars are lines on a weather map that connect points of equal atmospheric pressure.

Front

What is the significance of source regions for air masses?

Back

Source regions are areas where air masses acquire their characteristics, such as temperature and humidity.