Weather Unit

An air mass is a large mass of air that is defined by its temperature and ____________________.

• Elevation (altitude)

• Water vapor content (humidity)

• Strength

• Weather

The United States contains ________ different types of air masses.

• 2

• 3

• 4

• 5

Which type of air mass is dry and warm?

• Continental polar

• Continental tropical

• Maritime polar

• Maritime tropical

Which type of air mass is warm and humid?

• Continental polar

• Continental tropical

• Maritime polar

• Maritime tropical

Which type of air mass is cold and dry?

• Continental polar

• Continental tropical

• Maritime polar

• Maritime tropical

Which type of air mass is over Southern California?

• Continental polar

• Continental tropical

• Maritime polar

• Maritime tropical

Hurricanes form in which type of air mass?

• Continental polar

• Continental tropical

• Maritime polar

• Maritime tropical

Blizzards form in which type of air mass?

• Continental polar

• Continental tropical

• Maritime polar

• Maritime tropical

Which type of air mass is pictured in letter "C" (northeastern U.S., around NYC)?

• Continental polar

• Continental tropical

• Maritime polar

• Maritime tropical

A(n) _____________ is the boundary where two air masses meet.

• air mass

• storm

• collision

• front