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Exam 5: Forms of Condensation and Precipitation

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Question 31

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Frost prevention by air mixing requires that a temperature inversion be present in the air layer near the ground.

A) True
B) False

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Question 32

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All of the following are necessary ingredients for cloud formation EXCEPT:

A) warm surface air temperatures.
B) rising,cooling air.
C) high moisture content.
D) condensation nuclei.

E) A) and B)
F) None of the above

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Question 33

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A halo around the Sun is associated with an altocumulus cloud.

A cumulus cloud is recognized mainly by its:

Cumulus clouds can develop as a consequence of local convection.

Freezing rain and sleet are both the same form of precipitation.

It is difficult to distinguish between cloud droplets and raindrops on a radar image,because the radar wavelengths are reflected by both of them.

What measurement does radar provide concerning clouds and precipitation?

When warm moist air moves over a cold surface,________ fog may result.

The Bergeron process may result in snow or rain.

Clouds,dew and frost all form because air has become saturated.This condition of saturation is usually caused by:

Cloud seeding can sometimes be used to disperse fog.

The cloud form that is best described as sheets or layers that cover much or all of the sky is termed:

Clouds are named by their height and water content.

Most of the precipitation that falls in the middle latitudes is formed by:

Accurate measurement of precipitation is limited by the effects of the wind.

Frost is an example of ________.

The Bergeron process is associated with supercooled clouds.

Fog is simply a cloud with a base at or near the ground.

Which type of fog occurs during nights when skies are clear and relative humidity is high?