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Meteorology, 2/e
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Multiple Choice Quiz
True or False
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Humidity
True False Quiz
Choose the best answer
1
Supersaturation can occur only in air with large numbers of condensation nuclei present.
A)
True
B)
False
2
The saturation point of a parcel of air decreases with increasing temperature.
A)
True
B)
False
3
Evaporation, condensation, and equilibrium all occur whether an atmosphere is present or not.
A)
True
B)
False
4
Unlike vapor pressure, equilibrium mixing ratio varies considerably with air pressure.
A)
True
B)
False
5
Despite what one might think, the absolute humidity at a given local does not vary greatly with time of day.
A)
True
B)
False
6
As a parcel of air cools and approaches its dew point, condensation commences at a single point within the parcel and spreads throughout.
A)
True
B)
False
7
Condensation nuclei are of many different sizes but will all fall back to the Earth's surface at the same rate of speed.
A)
True
B)
False
8
A hygroscopic substance is one on which condensation occurs at relative humidity values of less than 100%.
A)
True
B)
False
9
Homogeneous nucleation of water vapor into liquid droplets is quite common in the free atmosphere.
A)
True
B)
False
10
Unlike supersaturation, which is rare in the free air, considerable supercooling of liquid cloud droplets is the norm.
A)
True
B)
False
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