Exam 9: Air Masses and Fronts

Describe the structure and properties of the typical warm front and explain what usually happens when it meets a cold front.

Compared to a cold front,warm fronts are about

________ air masses are ideal for the development of clouds and precipitation.

There are ________ primary types of fronts.

Because of differences in ________ some air masses are more likely than others to yield precipitation.

Northern Hemisphere mid-latitude cyclones can typically have all of the following characteristics,except

Air masses that form over northern Siberia are most likely to be ________ air masses.

Which of the following air masses is associated with the "Arizona monsoon"?

Describe the formation of the mP air masses that brings most of the moisture to the west coast of North America.

Maritime tropical masses reach North America from all of the following areas except

Continental polar air-mass source regions are typically

Air masses are reluctant to mix because of

An air mass that formed over northern Canada would most likely be designated

The sources of air masses occur only in low and high latitudes because

Source regions for wintertime cP air masses receive little solar radiation at the surface due to

How does a northeaster form and what types of weather does it typically bring to the East Coast?

Why are all air masses labeled either "polar," "arctic" or "tropical"?

________ air masses are colder than continental polar air masses.

List two main characteristics of air mass source regions.

________ air masses develop over warm ocean waters in tropical or subtropical regions.