Question 1

Clouds represent ________ motion occurring in the atmosphere.

Accepted Answer

upward

Question 2

What is specific humidity and why is it such a useful measure of water vapor content?

Accepted Answer

Specific humidity expresses the mass of ...

Question 3

Humidity:

Accepted Answer

A)  is measured only one way.
B)  is unrelated to the vapor pressure of water.
C)  is a measure of only the water vapor in the air.
D)  applies to water, whether solid, liquid, or vapor.E) A) and D)
F) C) and D)

Question 4

Saturation vapor pressure is dependent upon this variable:

Accepted Answer

A)  temperature.
B)  air composition.
C)  air pressure.
D)  time of day.E) All of the above
F) A) and B)

Question 5

A sling psychrometer uses:

Accepted Answer

A)  synthetic fibers.
B)  differing electrical resistance.
C)  dry- and wet-bulb temperature readings.
D)  none of the aboveE) None of the above
F) B) and C)

Question 6

During winter on poorly insulated windows,frost forms on the

Accepted Answer

A)  outside because the warmer temperatures can support higher amounts of water vapor
B)  inside because the warmer temperatures can support higher amounts of water vapor
C)  outside because the warmer temperatures can support higher amounts of liquid water drops
D)  inside because the warmer temperatures can support higher amounts of liquid water dropsE) None of the above
F) All of the above B

Question 7

Clouds:

Accepted Answer

A)  result from the warming or rising air parcels.
B)  continue to form new droplets at least 500 meters above the lifting condensation level.
C)  are not affected by the dew point lapse rate.
D)  will eventually disappear through lack of lift and condensation.E) C) and D)
F) B) and D)

Question 8

Exposure to a temperature is 94 oF?[INSERT TABLE 5-5.]

Accepted Answer

A)  could put you at risk for heat stroke, depending on the humidity
B)  would always put you at risk for heat stroke
C)  would never put you at risk for heat strokeD) None of the above
E) All of the above

Question 9

The ________ is almost always within a few percent of the specific humidity.

Accepted Answer

The answer of The ________ is almost always within a...

Question 10

Increasing global temperatures leads to increasing global emissions of longwave radiation. This is an example of a

Accepted Answer

A)  negative feedback
B)  positive feedback
C)  neutral feedback
D)  adiabatic feedbackE) A) and B)
F) A) and C)

Question 11

Absolute humidity is:

Accepted Answer

A)  density of water vapor.
B)  the best measure of water content.
C)  not affected by changes in volume or pressure.
D)  none of the aboveE) All of the above
F) C) and D)

Question 12

This is not one of the three processes for saturating air with water vapor:

Accepted Answer

A)  increasing the carbon dioxide content of air.
B)  adding water vapor to the air.
C)  lowering the temperature to the dew point.
D)  mixing cold air with warm, moist air.E) C) and D)
F) A) and D)

Question 13

Perspiration cools the human body by

Accepted Answer

A)  adding sensible heat to the skin as sweat evaporates
B)  extracting sensible heat from the skin as sweat evaporates
C)  adding latent heat to the skin as sweat evaporates
D)  extracting latent heat from the skin as sweat evaporatesE) None of the above
F) All of the above

Question 14

Relative humidity:

Accepted Answer

A)  can change substantially during the course of a day.
B)  depends on the actual amount of water vapor.
C)  is independent of air temperature.
D)  allows easy comparison of water vapor at different locations.E) A) and B)
F) None of the above

Question 15

The portion of total atmospheric pressure due to water vapor is called the ________.

Accepted Answer

The answer of The portion of total atmospheric pressure due...

Question 16

Warm body temperature leading to perspiration leading to reduced body temperature is an example of a

Accepted Answer

A)  negative feedback
B)  positive feedback
C)  neutral feedback
D)  adiabatic feedbackE) B) and C)
F) A) and D) A

Question 17

Radiation fog:

Accepted Answer

A)  occurs most often on cloudless nights.
B)  does not form if there is any wind.
C)  disappears through "lifting."
D)  is the type of fog that envelops San Francisco in the summer.E) C) and D)
F) A) and B)

Question 18

Briefly describe the three ways air can become saturated with water vapor.

Accepted Answer

Air can become saturated by an...

Question 19

The wet bulb depression depends on:

Accepted Answer

A)  air pressure.
B)  air temperature.
C)  air moisture content.
D)  air composition.E) B) and D)
F) B) and C)

Question 20

When the relative humidity is 100 percent:

Accepted Answer

A)  the specific humidity is greater than the saturation specific humidity.
B)  the saturation specific humidity is greater than the specific humidity.
C)  water will condense out of the air.
D)  evaporation ceases.E) A) and D)
F) A) and C)

Exam 5: Atmospheric Moisture

Clouds represent ________ motion occurring in the atmosphere.

Correct Answerverifiedupward

What is specific humidity and why is it such a useful measure of water vapor content?

Correct AnswerverifiedSpecific humidity expresses the mass of ...View AnswerShow Answer

Humidity:

Correct AnswerverifiedShow Answer

Saturation vapor pressure is dependent upon this variable:

Correct AnswerverifiedShow Answer

A sling psychrometer uses:

Correct AnswerverifiedShow Answer

During winter on poorly insulated windows,frost forms on the

Correct AnswerverifiedB

Clouds:

Correct AnswerverifiedShow Answer

Exposure to a temperature is 94 oF?[INSERT TABLE 5-5.]

Correct AnswerverifiedShow Answer

The ________ is almost always within a few percent of the specific humidity.

Correct AnswerverifiedShow Answer

Increasing global temperatures leads to increasing global emissions of longwave radiation. This is an example of a

Correct AnswerverifiedShow Answer

Absolute humidity is:

Correct AnswerverifiedShow Answer

This is not one of the three processes for saturating air with water vapor:

Correct AnswerverifiedShow Answer

Perspiration cools the human body by

Correct AnswerverifiedShow Answer

Relative humidity:

Correct AnswerverifiedShow Answer

The portion of total atmospheric pressure due to water vapor is called the ________.

Correct AnswerverifiedShow Answer

Warm body temperature leading to perspiration leading to reduced body temperature is an example of a

Correct AnswerverifiedA

Radiation fog:

Correct AnswerverifiedShow Answer

Briefly describe the three ways air can become saturated with water vapor.

Correct AnswerverifiedAir can become saturated by an...View AnswerShow Answer

The wet bulb depression depends on:

Correct AnswerverifiedShow Answer

When the relative humidity is 100 percent:

Correct AnswerverifiedShow Answer

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Specific humidity expresses the mass of ...
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A

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Air can become saturated by an...
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