Exam 7: Atmospheric Disturbances

Air masses rarely are generated in the ________ latitudes.

Most midlatitude cyclones begin as waves along the ________ .

A speed of 40 kilometers per hour is typical of the movement of a middle latitude cyclone across the landscape.

Which of the following is CLOSEST to the typical surface width of front?

Which of the following would be a common diameter for a tornado funnel?

________ have the most dynamic and changeable day-to-day weather on Earth.

Explain how tornadoes form.

In the last decade or so there has been

When one air mass aggresses on the other, warm air always rises over cold air.

Tropical cyclones tend to cause the greatest loss of life on the

A midlatitude cyclone is also properly termed ________.

Which of the following is NOT an ideal air mass source region?

Every minute, there are about 6,000 flashes of lightning produced by Earth's thunderstorms.

Of the list below, the coldest air is bound to be associated with a/an ________ air mass.

Tornado tracks tend to be linear and north to south in the U.S.

The month most likely for a hurricane to occur in the Northern Hemisphere is ________.

On the average, ________ fronts move the fastest of all fronts.

Which of the following air masses can be identified as being "very stable"?

In which frontal type is there no "aggressor" air mass?

Maritime tropical air is a common air mass affecting the eastern United States.