Exam 8: Air Masses

Compared to continental air masses with the same air temperature,maritime air masses:

Why are the boundary zones of air masses of special concern?

What does the lowercase letter w indicate about an air mass?

Which of the following criteria is NOT a characteristic of a good source region?

The two most important properties that should be relatively homogeneous at the same altitude in an air mass are:

Visibility is generally better in a w air-mass than in a k air-mass.

Which two air masses are bitterly cold and very dry?

To qualify as an air mass,a large body of air must have the same temperature at the same altitude,even if the body of air is 1,000 kilometers wide.

Siberian Express is the term used when:

cT air masses are stable.

"Lake-effect" snow is associated with the ________ air mass.

A region dominated by cyclones is more likely to produce an air mass than a region dominated by anticyclones.

Name two source regions of mP air masses.

Which region of origin for mT air masses has the most impact on North American weather?

When an air mass is warmer than the surface over which it moves,an inversion is likely.