Weather Systems

Weather Systems
Self-Assessment Quiz

1. At a warm front

warm air replaces cold air
a trough of lower pressure is found
stratus - type clouds are found
all the above

2. Which of the following air masses are colder than the surface over which it is traveling?

mTw
mTu
cPk
none of the above

3. The cold sector of a midlatitude cyclone

experiences southerly winds
generates nimbostratus clouds
experiences light precipitation of long duration
none of the above

4. The mature stage of thunderstorm formation

experiences mostly updrafts of air
experiences updrafts and downdrafts
experiences mostly downdrafts
none of the above

5. Which of the following is not a characteristic of a source region

a region of little to no windiness
areas dominated by high pressure
areas dominated by low pressure
regions of low relief

6. A front

is a boundary between contrasting masses of air
is a zone of lower pressure
is a boundary between opposing centers of high pressure
can have all the above characteristics

7. ______ is fundamentally responsible for the creation of midlatitude cyclones.

large pressure gradients
cyclonic shear
large temperature gradients
none of the above

8. Which of the following is not associated with a cold front

cumulonimbus clouds
warm air replacing cold air
possibility of intense rain of short duration
all the above are associated with a cold front.

9. The wind direction ahead of a warm front is generally

from the east
from the south
from the north
from the west

10. Which of the following is not true about cP air?

cP air is generally unstable air
cP air is generally found behind a cold front
cP air that affects North America has its source in central Canada
cP air is found in the cold sector of a midlatitude cyclone

Score =
Correct answers:

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