Question 1

________ wedging occurs when warm air is forced over cooler air.

Accepted Answer

Frontal

Question 2

The term ________ is used to describe the conversion of a solid directly to a gas, without passing through the liquid state.

Accepted Answer

A)  evaporation 
B)  sublimation 
C)  condensation 
D)  melting 
A)  evaporation 
B)  sublimation 
C)  condensation 
D)  melting B

Question 3

Under what circumstances could the relative humidity exceed 100% without producing condensation in the air?

Accepted Answer

A)  when the dew point is higher than the air temperature 
B)  when the air is perfectly dry 
C)  when the water vapor is composed of "heavy" water 
D)  when there are no condensation nuclei 
A)  when the dew point is higher than the air temperature 
B)  when the air is perfectly dry 
C)  when the water vapor is composed of "heavy" water 
D)  when there are no condensation nuclei D

Question 4

Name the processes that are illustrated in the diagrams below.
A.   B.   C.   D.

Accepted Answer

A = orographic lifti

Question 5

Generally the water vapor content of the air over a tropical desert exceeds that of the air over the polar ice caps.

Accepted Answer

A) True 
 B)False

Question 6

Which of the following would NOT be associated with stable atmospheric conditions?

Accepted Answer

A)  widespread fog 
B)  temperature inversion 
C)  dreary overcast with light drizzle 
D)  afternoon thunder showers 
A)  widespread fog 
B)  temperature inversion 
C)  dreary overcast with light drizzle 
D)  afternoon thunder showers

Question 7

The change of state from a gas to a liquid is called ________.

Accepted Answer

A)  evaporation 
B)  sublimation 
C)  condensation 
D)  melting 
A)  evaporation 
B)  sublimation 
C)  condensation 
D)  melting

Question 8

When stable air is forced to rise, any clouds that are produced are generally thin and flat lying.

Accepted Answer

A) True 
 B)False

Question 9

This cloud type is confined to the middle height range.

Accepted Answer

A)  cirrostratus 
B)  cumulonimbus 
C)  altostratus 
D)  cirrus 
A)  cirrostratus 
B)  cumulonimbus 
C)  altostratus 
D)  cirrus

Question 10

The amount of water vapor in the air (by volume) usually does not exceed ________.

Accepted Answer

A)  50% 
B)  28% 
C)  14% 
D)  4% 
A)  50% 
B)  28% 
C)  14% 
D)  4%

Question 11

Considering the factors involved in the formation of clouds, briefly discuss the relationship of climate and clouds. Would you expect such things as cloud height and the types of clouds to vary from one region to another due to differing climates? Why or why not? Also, how would geography affect this process?

Accepted Answer

The answer of Considering the factors involved in the formation...

Question 12

Which of the following will NOT cause air to become unstable?

Accepted Answer

A)  intense solar heating which warms the air from below 
B)  forceful lifting of air 
C)  subsidence of an air column 
D)  upward movement caused by general convergence 
A)  intense solar heating which warms the air from below 
B)  forceful lifting of air 
C)  subsidence of an air column 
D)  upward movement caused by general convergence

Question 13

What would happen if the temperature were cooled to 15°C?

Accepted Answer

A)  decrease in relative humidity and evaporation of 4 grams of water 
B)  increase in relative humidity and evaporation of 4 grams of water 
C)  decrease in relative humidity and condensation of 4 grams of water 
D)  increase in relative humidity and condensation of 4 grams of water 
A)  decrease in relative humidity and evaporation of 4 grams of water 
B)  increase in relative humidity and evaporation of 4 grams of water 
C)  decrease in relative humidity and condensation of 4 grams of water 
D)  increase in relative humidity and condensation of 4 grams of water

Question 14

The most important process of cloud formation in the atmosphere is ________.

Accepted Answer

A)  cooling by compression of air 
B)  cooling by release of latent heat of vaporization 
C)  cooling by expansion of air 
D)  radiation cooling 
A)  cooling by compression of air 
B)  cooling by release of latent heat of vaporization 
C)  cooling by expansion of air 
D)  radiation cooling

Question 15

Dew point is the temperature at which the air is saturated.

Accepted Answer

A) True 
 B)False

Question 16

The term ________ is incorporated into the name of clouds that generate precipitation.

Accepted Answer

The answer of The term ________ is incorporated into the...

Question 17

Stability prevails when the environmental lapse rate is ________.

Accepted Answer

A)  less than the wet adiabatic rate 
B)  greater than the wet adiabatic rate and less than the dry adiabatic rate 
C)  greater than the dry adiabatic rate 
D)  greater than both the wet and dry adiabatic rates 
A)  less than the wet adiabatic rate 
B)  greater than the wet adiabatic rate and less than the dry adiabatic rate 
C)  greater than the dry adiabatic rate 
D)  greater than both the wet and dry adiabatic rates

Question 18

The highest relative humidity on a particular day usually occurs in the midafternoon.

Accepted Answer

A) True 
 B)False

Question 19

This fog results from adiabatic cooling.

Accepted Answer

A)  advection 
B)  radiation 
C)  steam 
D)  upslope 
A)  advection 
B)  radiation 
C)  steam 
D)  upslope

Question 20

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

Accepted Answer

A)  advection 
B)  radiation 
C)  steam 
D)  upslope 
A)  advection 
B)  radiation 
C)  steam 
D)  upslope

Exam 17: Moisture, Clouds, and Precipitation

________ wedging occurs when warm air is forced over cooler air.

The term ________ is used to describe the conversion of a solid directly to a gas, without passing through the liquid state.

Under what circumstances could the relative humidity exceed 100% without producing condensation in the air?

Name the processes that are illustrated in the diagrams below. A. B. C. D.

Generally the water vapor content of the air over a tropical desert exceeds that of the air over the polar ice caps.

Which of the following would NOT be associated with stable atmospheric conditions?

The change of state from a gas to a liquid is called ________.

When stable air is forced to rise, any clouds that are produced are generally thin and flat lying.

This cloud type is confined to the middle height range.

The amount of water vapor in the air (by volume) usually does not exceed ________.

Which of the following will NOT cause air to become unstable?

What would happen if the temperature were cooled to 15°C?

The most important process of cloud formation in the atmosphere is ________.

Dew point is the temperature at which the air is saturated.

The term ________ is incorporated into the name of clouds that generate precipitation.

Stability prevails when the environmental lapse rate is ________.

The highest relative humidity on a particular day usually occurs in the midafternoon.

This fog results from adiabatic cooling.

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

Introduction to Earth Science

Minerals: Building Blocks of Rocks

Rocks: Materials of the Solid Earth

Weathering, Soil, and Mass Wasting

Running Water and Groundwater

Glaciers, Deserts, and Winds

Plate Tectonics: a Scientific Theory Unfolds

Earthquakes and Earths Interior

Volcanoes and Other Igneous Activity

Geologic Time

Earths Evolution Through Geologic Time

The Ocean Floor

Ocean Water and Ocean Life

The Dynamic Ocean

The Atmosphere: Composition, Structure, and Temperature

Air Pressure and Wind

Weather Patterns and Severe Weather

Climate

Origin of Modern Astronomy

Touring Our Solar System

Light, Astronomical Observations, and the Sun

Beyond Our Solar System

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