Question 1

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

Accepted Answer

A) True 
 B)False

Question 2

You observe a cloud at an altitude of 3000 m. This cloud name would have the prefix:

Accepted Answer

A)   alto.
B)   medial.
C)   strato.
D)   cirro.E) None of the above
F) B) and C)

Question 3

Contrast nimbostratus and cumulonimbus clouds, paying special attention to their form, conditions of formation, and associated weather.

Accepted Answer

Nimbostratus: forms under stable conditi...

Question 4

Studies have shown no statistical significance in attempts to suppress hail via cloud seeding.

Accepted Answer

A) True 
 B)False

Question 5

Nimbostratus clouds can form in air that is stable.

Accepted Answer

A) True 
 B)False

Question 6

Explain how a raindrop forms through the Bergeron process. How does it differ from the collision- coalescence process?

Accepted Answer

The Bergeron process occurs in a cold cl...

Question 7

Supercooled water is water which is:

Accepted Answer

A)   part liquid and part solid.
B)   a special form of ice.
C)   produced from dry ice.
D)   still liquid at temperatures below 0°C.E) All of the above
F) A) and B)

Question 8

Radiation fog can actually be deeper and more widespread with a light breeze than under calm conditions.

Accepted Answer

A) True 
 B)False

Question 9

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

Accepted Answer

A)   the Bergeron process.
B)   condensation of water vapor.
C)   spontaneous freezing of water droplets in the absence of condensation nuclei.
D)   collision- coalescence.E) B) and C)
F) A) and B)

Question 10

Why are high altitude clouds always so thin?

Accepted Answer

A)   Air layers are stable there.
B)   Not enough particulates are present.
C)   Winds are faster at high levels.
D)   Very little water vapor is present.
E)   Air layers are unstable there.F) B) and C)
G) A) and B)

Question 11

A precipitation droplet with a diameter of 0.25 mm would be classified as rain.

Accepted Answer

A) True 
 B)False

Question 12

The water content or volume of a raindrop is approximately ________ times that of a typical cloud droplet.

Accepted Answer

A)   1 billion
B)   100
C)   10
D)   1 million
E)   1000F) C) and E)
G) A) and C)

Question 13

Graupel is:

Accepted Answer

A)   hail stones that have been shattered into pieces.
B)   a special instrument used to measure snow water equivalent.
C)   "soft hail" produced by rime.
D)   rain that evaporates before it hits the ground.E) All of the above
F) A) and C)

Question 14

Clouds which have extensive vertical dimensions are often classified as:

Accepted Answer

A)   cumulus.
B)   lenticularis.
C)   cirrus.
D)   nimbus.E) A) and B)
F) A) and C)

Question 15

The cloud droplets in a cloud are formed by water vapor molecules and:

Accepted Answer

A)   protons.
B)   condensation nuclei.
C)   ions.
D)   other water vapor molecules.
E)   molecules of air.F) A) and D)
G) B) and D)

Question 16

The most common way for air to be cooled in order that a cloud may form is by:

Accepted Answer

A)   sinking and contracting.
B)   evaporating water.
C)   emitting radiation.
D)   reflecting radiation.
E)   rising and expanding.F) C) and D)
G) B) and D)

Question 17

Discuss at least three ways that humans attempt to modify the weather.

Accepted Answer

Students should be able to dis...

Question 18

Salt, dust particles, and smoke are all examples of:

Accepted Answer

A)   freezing nuclei.
B)   hydrophobic nuclei.
C)   anthropogenically- produced cloud nuclei.
D)   condensation nuclei.E) B) and D)
F) None of the above

Question 19

This cloud sometimes resembles mare's tails.

Accepted Answer

A)   cirrus
B)   altostratus
C)   cumulonimbus
D)   nimbostratus
E)   cirrostratusF) B) and E)
G) A) and E)

Question 20

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

Accepted Answer

A)   adequate water vapor content.
B)   warm surface air temperatures.
C)   rising, cooling air.
D)   condensation nuclei.E) A) and B)
F) C) and D)

Exam 5: Forms of Condensation and Precipitation

Clouds which have extensive vertical dimensions are often classified as:

Correct AnswerverifiedShow Answer

This cloud sometimes resembles mare's tails.

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

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Contrast nimbostratus and cumulonimbus clouds, paying special attention to their form, conditions of formation, and associated weather.

Correct AnswerverifiedNimbostratus: forms under stable conditi...View AnswerShow Answer

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

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Graupel is:

Correct AnswerverifiedShow Answer

Nimbostratus clouds can form in air that is stable.

Correct AnswerverifiedShow Answer

You observe a cloud at an altitude of 3000 m. This cloud name would have the prefix:

Correct AnswerverifiedShow Answer

The water content or volume of a raindrop is approximately ________ times that of a typical cloud droplet.

Correct AnswerverifiedShow Answer

The most common way for air to be cooled in order that a cloud may form is by:

Correct AnswerverifiedShow Answer

Studies have shown no statistical significance in attempts to suppress hail via cloud seeding.

Correct AnswerverifiedShow Answer

The cloud droplets in a cloud are formed by water vapor molecules and:

Correct AnswerverifiedShow Answer

Salt, dust particles, and smoke are all examples of:

Correct AnswerverifiedShow Answer

A precipitation droplet with a diameter of 0.25 mm would be classified as rain.

Correct AnswerverifiedShow Answer

Radiation fog can actually be deeper and more widespread with a light breeze than under calm conditions.

Correct AnswerverifiedShow Answer

Supercooled water is water which is:

Correct AnswerverifiedShow Answer

Discuss at least three ways that humans attempt to modify the weather.

Correct AnswerverifiedStudents should be able to dis...View AnswerShow Answer

Why are high altitude clouds always so thin?

Correct AnswerverifiedShow Answer

Explain how a raindrop forms through the Bergeron process. How does it differ from the collision- coalescence process?

Correct AnswerverifiedThe Bergeron process occurs in a cold cl...View AnswerShow Answer

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Nimbostratus: forms under stable conditi...
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Students should be able to dis...
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Correct Answer
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The Bergeron process occurs in a cold cl...
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