ATMO Final UPDATED Actual Exam
Questions and CORRECT Answers
You are in upstate New York and observe the wind shift from easterly to southerly. This shift
in wind is accompanied by a sudden rise in both the air temperature and dew-point
temperature. This means a(n) ____ front passed - CORRECT ANSWER✔✔- Warm
An upper-air front involves downward motion of the - CORRECT ANSWER✔✔- tropopause
The word "frontogenesis" on a weather map would mean that - CORRECT ANSWER✔✔- a
front is regenerating or strengthening.
Occluded fronts may form when - CORRECT ANSWER✔✔- a cold front overtakes a warm
front
Occluded fronts are often associated with a broad band of precipitation - CORRECT
ANSWER✔✔- True
The designation for a cool, moist air mass is - CORRECT ANSWER✔✔- mP
Along the boundary between continental polar and maritime tropical air masses, widespread
precipitation and storminess is often found - CORRECT ANSWER✔✔- True
A good source region for an air mass would be: - CORRECT ANSWER✔✔- generally flat
areas of uniform composition with light surface winds
Compared to an mP air mass, mT air is - CORRECT ANSWER✔✔- warmer and moister
What type of weather front would likely be responsible for the following weather forecast?
"Light rain and cold today with temperatures just above freezing. Southeasterly winds
shifting to westerly tonight. Turning colder with rain becoming mixed with snow, then
changing to snow." - CORRECT ANSWER✔✔- cold-type occluded front
, What type of air mass would be responsible for persistent cold, damp weather with drizzle
along the east coast of North America? - CORRECT ANSWER✔✔- mP
A dryline is - CORRECT ANSWER✔✔- both a dew point front and a boundary marking a
strong horizontal change in atmospheric moisture.
Air masses are usually classified according to their ____ and ____. - CORRECT
ANSWER✔✔- temperature, humidity
Lake-effect snows are snowstorms that form on the ____ side of a large lake. - CORRECT
ANSWER✔✔- downwind
Along a dryline, the ____ may drop markedly. - CORRECT ANSWER✔✔- dew point
temperatures
What type of air mass would be responsible for refreshing cool, dry breezes after a long
summer hot spell in the Central Plains? - CORRECT ANSWER✔✔- cP
Squall lines most often form ahead of a - CORRECT ANSWER✔✔- cold front
Maritime Tropical (mT) air masses are responsible for daily afternoon thunderstorms along
the Gulf Coast - CORRECT ANSWER✔✔- True
A halo around the Sun or Moon indicates that rain may be on the way because the halo
indicates a(n) - CORRECT ANSWER✔✔- a warm front may be approaching
Clear sunny days with very cold nights would be associated with what type of air mass? -
CORRECT ANSWER✔✔- cP
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? - CORRECT ANSWER✔✔- cP in
winter
Questions and CORRECT Answers
You are in upstate New York and observe the wind shift from easterly to southerly. This shift
in wind is accompanied by a sudden rise in both the air temperature and dew-point
temperature. This means a(n) ____ front passed - CORRECT ANSWER✔✔- Warm
An upper-air front involves downward motion of the - CORRECT ANSWER✔✔- tropopause
The word "frontogenesis" on a weather map would mean that - CORRECT ANSWER✔✔- a
front is regenerating or strengthening.
Occluded fronts may form when - CORRECT ANSWER✔✔- a cold front overtakes a warm
front
Occluded fronts are often associated with a broad band of precipitation - CORRECT
ANSWER✔✔- True
The designation for a cool, moist air mass is - CORRECT ANSWER✔✔- mP
Along the boundary between continental polar and maritime tropical air masses, widespread
precipitation and storminess is often found - CORRECT ANSWER✔✔- True
A good source region for an air mass would be: - CORRECT ANSWER✔✔- generally flat
areas of uniform composition with light surface winds
Compared to an mP air mass, mT air is - CORRECT ANSWER✔✔- warmer and moister
What type of weather front would likely be responsible for the following weather forecast?
"Light rain and cold today with temperatures just above freezing. Southeasterly winds
shifting to westerly tonight. Turning colder with rain becoming mixed with snow, then
changing to snow." - CORRECT ANSWER✔✔- cold-type occluded front
, What type of air mass would be responsible for persistent cold, damp weather with drizzle
along the east coast of North America? - CORRECT ANSWER✔✔- mP
A dryline is - CORRECT ANSWER✔✔- both a dew point front and a boundary marking a
strong horizontal change in atmospheric moisture.
Air masses are usually classified according to their ____ and ____. - CORRECT
ANSWER✔✔- temperature, humidity
Lake-effect snows are snowstorms that form on the ____ side of a large lake. - CORRECT
ANSWER✔✔- downwind
Along a dryline, the ____ may drop markedly. - CORRECT ANSWER✔✔- dew point
temperatures
What type of air mass would be responsible for refreshing cool, dry breezes after a long
summer hot spell in the Central Plains? - CORRECT ANSWER✔✔- cP
Squall lines most often form ahead of a - CORRECT ANSWER✔✔- cold front
Maritime Tropical (mT) air masses are responsible for daily afternoon thunderstorms along
the Gulf Coast - CORRECT ANSWER✔✔- True
A halo around the Sun or Moon indicates that rain may be on the way because the halo
indicates a(n) - CORRECT ANSWER✔✔- a warm front may be approaching
Clear sunny days with very cold nights would be associated with what type of air mass? -
CORRECT ANSWER✔✔- cP
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? - CORRECT ANSWER✔✔- cP in
winter
