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Weather and Climate, Practice Quiz: Chapter 10
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Weather and Climate, Practice Quiz: Chapter 10
Quiz Content
*
not completed
.
The presence of which of the following conditions will NOT increase the chances of collision and coalescence?
Electric fields
correct
incorrect
Deep clouds with strong updrafts
correct
incorrect
A variety of droplet sizes
correct
incorrect
Collector droplets smaller than 20 µm in radius
correct
incorrect
*
not completed
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Which of the following is NOT one of the steps involved in the formation of raindrops in warm clouds?
Diffusion
correct
incorrect
Crystallization
correct
incorrect
Nucleation
correct
incorrect
Collision and coalescence
correct
incorrect
*
not completed
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Which of the following statements about the Bergeron-Findeisen process is false?
The process only occurs in cold clouds.
correct
incorrect
All precipitation forming by this process begins as ice crystals.
correct
incorrect
It requires supercooled water droplets and ice crystals to coexist in clouds.
correct
incorrect
Water vapour diffuses from the ice crystals to the water droplets.
correct
incorrect
*
not completed
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Precipitation that falls into very dry air and completely evaporates before reaching the ground will produce what?
Drizzle
correct
incorrect
Virga
correct
incorrect
Graupel
correct
incorrect
Ice crystals
correct
incorrect
*
not completed
.
Which type of precipitation is most likely to fall when a warm layer of air at least 200 metres deep overlies a cold surface layer of air that is less than 250 meters deep?
Freezing rain
correct
incorrect
Sleet
correct
incorrect
Hail
correct
incorrect
Snow
correct
incorrect
*
not completed
.
Which type of precipitation is often responsible for power outages due to the weight easily breaking tree branches and electrical wires?
Sleet
correct
incorrect
Freezing rain
correct
incorrect
Graupel
correct
incorrect
Hail
correct
incorrect
*
not completed
.
For hail to be considered severe, how large must hailstones be?
Larger than 5 mm
correct
incorrect
Larger than 1 cm
correct
incorrect
Larger than 2 cm
correct
incorrect
Larger than 5 cm
correct
incorrect
*
not completed
.
What are the most important measurements to take before determining if conditions are right to make snow?
Air temperature and dew-point temperature
correct
incorrect
Dew-point temperature and mixing ratio
correct
incorrect
Vapour pressure and wet-bulb temperature
correct
incorrect
Air temperature and wet-bulb temperature
correct
incorrect
*
not completed
.
Which type of precipitation most commonly occurs on warm afternoons?
Orographic
correct
incorrect
Frontal
correct
incorrect
Convectional
correct
incorrect
Graupel
correct
incorrect
*
not completed
.
Due to the fact that it receives a balance of frontal precipitation in the winter and convectional precipitation in the summer, which city has a relatively even distribution of precipitation throughout the year?
Montreal
correct
incorrect
Winnipeg
correct
incorrect
Vancouver
correct
incorrect
Prince Rupert
correct
incorrect
*
not completed
.
The terminal velocity of a water droplet increases with its size.
TRUE
correct
incorrect
FALSE
correct
incorrect
*
not completed
.
If there is a large difference in size between cloud droplets, it is unlikely that they will collide.
TRUE
correct
incorrect
FALSE
correct
incorrect
*
not completed
.
Hail is frozen precipitation that results from growth by aggregation.
TRUE
correct
incorrect
FALSE
correct
incorrect
*
not completed
.
If the air is very dry, it may be possible for snow machines to make snow even when temperatures are above freezing.
TRUE
correct
incorrect
FALSE
correct
incorrect
*
not completed
.
Frontal systems are the major producers of precipitation in the mid-latitudes.
TRUE
correct
incorrect
FALSE
correct
incorrect
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