Compare And Contrast The Four Air Masses Of America

An air mass is a body of air that has the same temperature and humidity all around. There are four air masses and two different kinds. The four air masses over america are the polar continental, the polar maritime, the continental tropical, and the maritime tropical. The two different kinds of the air masses are the colder air masses and the more hot air masses. The colder air masses are the polar maritime and the polar continental. Then the two hot air masses are the maritime tropical and the continental tropical. Both of these are closer to the equator Than the colder air masses that are usually up in the north.

Fronts are made when air masses collide and create weather. There are four different fronts that are formed in different ways.