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CAAP PPL – Meteorology Exam with correct Answers
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CAAP PPL – Meteorology Exam with correct Answers
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CAAP PPL – Meteorology Exam with correct AnswersEvery physical process of weather is accompanied by or is the result of a A. Pressure differential
B. Heat exchange
C. Movement of air - Answer- B
What causes variations in altimeter settings between weather reporting points? A. Coriolis force
B. Variation of terrain elevation
C. Unequal heating of the Earth's surface - Answer- C
The wind at 5,000 feet AGL is south westernly while the surface wind is southerly. This difference is primarily due to
A. Stronger pressure gradient at higher altitudes
B. Stronger Coriolis force at the surface
C. Friction between the wind and the surface - Answer- C
Convective circulation patterns associated with sea breezes are caused by A. Warm, dense air moving inland from over the water
B. Cool, dense air moving inland from over the water
C. Water absorbing and radiating heat faster than the land - Answer- B
The development of thermals depends upon A. Temperature inversions
B. A counterclockwise circulation of air
C. Solar heating - Answer- C
The boundary between two different air masses is referred to as a A. Frontolysis
B. Front
C. Frontogenesis - Answer- B One weather phenomenon which will always occur when flying across a front is a change in the A. Wind direction
B. Stability of the air mass
C. Type of precipitation - Answer- A
One of the most easily recognize discontinuities across a front is A. An increase in cloud coverage
B. An increase in relative humidity
C. A change in temperature - Answer- C
If there is thunderstorm activity in the vicinity of an airport at which you plan to land, which hazardous atmospheric phenomenon might be expected on the landing approach? A. Precipitation static
B. Steady rain
C. Wind-shear turbulence - Answer- C
A nonfrontal, narrow band of active thunderstorm that often develop ahead of a cold front is known as a A. Squall line
B. Dry line
C. Prefrontal system - Answer- A
What conditions are necessary for the formation of thunderstorms?
A. Lifting force, moist air, and extensive cloud cover
B. High humidity, high temperature, and cumulus clouds
C. High humidity, lifting force, & unstable conditions - Answer- C
During the life cycle of a thunderstorm, which stage is characterized predominantly by downdrafts? A. Cumulus
B. Mature
C. Dissipating - Answer- C
Thunderstorms reach their greatest intensity during the
A. Mature stage B. Downdraft stage C. Cumulus Stage - Answer- A
What feature is normally associated with the cumulus stage of a thunderstorm?
A. Continuous updraft
B. Frequent lightning
C. Roll cloud - Answer- A
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