____  1.   A good source region for an air mass would be:

a.	mountains with deep valleys and strong surface winds
b.	generally flat areas of uniform composition with light surface winds
c.	hilly with deep valleys and light winds
d.	generally flat area of uniform composition with strong surface winds

 

 

____  2.   Which of the following statements is most plausible?

a.	In winter, cP source regions have higher temperatures than mT source regions
b.	In summer, mP source regions have higher temperatures than cT source regions
c.	In winter, cA source regions have lower temperatures than cP source regions
d.	In summer, mT source regions have lower temperatures than mP source regions
e.	They are all equally plausible

 

 

____  3.   The greatest contrast in both temperature and moisture will occur along the boundary separating which air masses?

a.	cP and cT
b.	mP and mT
c.	mP and cT
d.	mT and cP
e.	cT and mT

 

 

____  4.   An air mass is characterized by similar properties of ____ and ____ in any horizontal direction.

a.	temperature, pressure
b.	pressure, moisture
c.	winds, moisture
d.	temperature, moisture

 

 

____  5.   Which air mass would show the most dramatic change in both temperature and moisture content as it moves over a large body of very warm water?

a.	cT in summer
b.	cP in winter
c.	mP in winter
d.	mT in summer

 

 

____  6.   The coldest of all air masses is:

a.	mT
b.	mP
c.	cT
d.	cF
e.	cA

 

 

____  7.   Cumuliform cloud development would be most likely in which of the following?

a.	cT air mass moving over a mountain range
b.	cP air mass moving over warm water
c.	mT air mass moving over cold land surface
d.	cT air mass moving over cold water

 

 

____  8.   Wintertime mP air masses are less common along the Atlantic coast of North America than along the Pacific coast mainly because:

a.	the water is colder along the Pacific coast
b.	the prevailing winds aloft are westerly
c.	the source region for mP air on the Atlantic coast is western Europe
d.	the water is warmer along the Atlantic coast
e.	the land is colder along the Atlantic coast

 

 

____  9.   What type of air mass would be responsible for snow showers on the western slopes of the Rockies?

a.	mT
b.	cP
c.	mP
d.	cA

 

 

____  10.   What type of air mass would be responsible for persistent cold, damp weather with drizzle along the east coast of North America?

a.	mP
b.	mT
c.	cP
d.	cT
e.	cA

 

 

____  11.   The air mass with the highest actual water vapor content is:

a.	mT
b.	cT
c.	mP
d.	cP

 

 

____  12.   The word "frontogenesis" on a weather map would mean that:

a.	a front is in the process of dissipating
b.	one front is about to over take another front
c.	a front is regenerating or strengthening
d.	severe thunderstorms will form along a front

 

 

____  13.   Fronts are associated with

a.	low pressure
b.	high pressure

 

 

____  14.   A dryline is

a.	a stalled cold front
b.	a stalled warm front
c.	a dew point front
d.	a boundary marking a strong horizontal change in atmospheric moisture
e.	both c and d

 

 

 

 

____  15.   A true cold front on a weather map is always:

a.	associated with precipitation
b.	associated with a wind shift
c.	followed by drier air
d.	followed by cooler air

 

 

 

 

 

 

____  16.   Occluded fronts may form as:

a.	a cold front overtakes a warm front
b.	a warm front overtakes a cold front
c.	a cold front overtakes a squall line
d.	overrunning occurs along a warm front