Question 1

The density of water vapor in a given parcel of air is represented by the​

Accepted Answer

A)  ​absolute humidity. 
B)  ​relative humidity. 
C)  ​mixing ratio. 
D)  ​specific humidity. 
E)  ​saturation vapor pressure. 
A)  ​absolute humidity. 
B)  ​relative humidity. 
C)  ​mixing ratio. 
D)  ​specific humidity. 
E)  ​saturation vapor pressure.

Question 2

At what time of day is the relative humidity normally at a minimum?​

Accepted Answer

A)  ​when the air temperature is highest 
B)  ​just before sunrise 
C)  ​about midnight 
D)  ​when the air temperature is lowest 
E)  ​at sunset 
A)  ​when the air temperature is highest 
B)  ​just before sunrise 
C)  ​about midnight 
D)  ​when the air temperature is lowest 
E)  ​at sunset

Question 3

The dew point temperature is a measure of the total amount of water vapor in the air.

Accepted Answer

A) True 
 B)False

Question 4

In summer across North America, ____ vapor pressures are experienced over the drier Great Basin, especially Nevada; in winter, ____ values exist over the northern Great Plains into Canada.​

Accepted Answer

A)  ​the lowest; the lowest 
B)  ​the highest; the highest 
C)  ​the lowest; the highest 
D)  ​the highest; the lowest 
E)  ​intermediate; intermediate 
A)  ​the lowest; the lowest 
B)  ​the highest; the highest 
C)  ​the lowest; the highest 
D)  ​the highest; the lowest 
E)  ​intermediate; intermediate

Question 5

Would lowering the temperature in your home during the winter cause the relative humidity to increase or decrease? Why?

Accepted Answer

An appropriate answer would be that the

Question 6

The ratio of the mass of water vapor in a given volume (parcel) of air to the mass of the remaining dry air describes the​

Accepted Answer

A)  ​absolute humidity. 
B)  ​mixing ratio. 
C)  ​relative humidity. 
D)  ​dew point. 
E)  ​water vapor content. 
A)  ​absolute humidity. 
B)  ​mixing ratio. 
C)  ​relative humidity. 
D)  ​dew point. 
E)  ​water vapor content.

Question 7

Why is perspiration an effective means of cooling human skin?

Accepted Answer

An appropriate answer would be that evap

Question 8

The time of day when the relative humidity reaches a maximum value is usually​

Accepted Answer

A)  ​at the time when the air temperature is highest. 
B)  ​in the middle of the afternoon. 
C)  ​at the time when the air temperature is lowest. 
D)  ​just before sunrise. 
E)  ​about midnight. 
A)  ​at the time when the air temperature is highest. 
B)  ​in the middle of the afternoon. 
C)  ​at the time when the air temperature is lowest. 
D)  ​just before sunrise. 
E)  ​about midnight.

Question 9

Sun's energy transforms enormous quantities of liquid water into water vapor in a process called ____.​

Accepted Answer

A)  ​transformation 
B)  ​perspiration 
C)  ​precipitation 
D)  ​evaporation 
E)  ​condensation 
A)  ​transformation 
B)  ​perspiration 
C)  ​precipitation 
D)  ​evaporation 
E)  ​condensation

Question 10

If very cold air is brought indoors and warmed with no change in its moisture content, the saturation vapor pressure of this air will ____________________ and the relative humidity of this air will ____________________.

Accepted Answer

The answer of If very cold air is brought indoors...

Question 11

If water vapor comprises 3.5 percent of an air parcel whose total pressure is 1000 mb, the water vapor pressure would be​

Accepted Answer

A)  ​1035 mb. 
B)  35 mb. 
C)  ​350 mb. 
D)  ​965 mb. 
E)  ​3500 mb. 
A)  ​1035 mb. 
B)  35 mb. 
C)  ​350 mb. 
D)  ​965 mb. 
E)  ​3500 mb.

Question 12

Saturation vapor pressure depends primarily on ____.​

Accepted Answer

A)  ​the mixing ratio 
B)  ​altitude 
C)  ​air pressure 
D)  ​the dew point temperature 
E)  ​air temperature 
A)  ​the mixing ratio 
B)  ​altitude 
C)  ​air pressure 
D)  ​the dew point temperature 
E)  ​air temperature

Question 13

Plants give up moisture by a process called perspiration.

Accepted Answer

A) True 
 B)False

Question 14

The percentage of water vapor present in the air compared to that required for saturation is the​

Accepted Answer

A)  ​mixing ratio. 
B)  ​absolute humidity. 
C)  ​dew point. 
D)  ​relative humidity. 
E)  ​specific humidity. 
A)  ​mixing ratio. 
B)  ​absolute humidity. 
C)  ​dew point. 
D)  ​relative humidity. 
E)  ​specific humidity.

Question 15

____ law of partial pressure describes that the total pressure inside an air parcel is equal to the sum of all pressures of the individual gases present in the air parcel.​

Accepted Answer

A)  ​Hilton's 
B)  ​Dalton's 
C)  ​Dayton's 
D)  ​Hillary's 
E)  ​Ryan's 
A)  ​Hilton's 
B)  ​Dalton's 
C)  ​Dayton's 
D)  ​Hillary's 
E)  ​Ryan's

Question 16

Condensation differs from precipitation, because during precipitation water vapor is removed from the atmosphere, whereas during condensation solid or liquid water is removed from the atmosphere.

Accepted Answer

A) True 
 B)False

Question 17

Condensation is most likely to happen when air ____ and the speed of the water vapor molecules ____.​

Accepted Answer

A)  ​remains the same temperature; decreases 
B)  ​cools: increases 
C)  ​cools; decreases 
D)  ​warms; increases 
E)  ​warms; decreases 
A)  ​remains the same temperature; decreases 
B)  ​cools: increases 
C)  ​cools; decreases 
D)  ​warms; increases 
E)  ​warms; decreases

Question 18

Why is the wet-bulb temperature a good measure of how cool human skin can become?

Accepted Answer

The wet-bulb temperature is the lowest t

Question 19

Saturation vapor pressure primarily depends upon air pressure.

Accepted Answer

A) True 
 B)False

Question 20

Evaporative coolers are primarily used in climates where the summers are​

Accepted Answer

A)  ​hot and humid. 
B)  ​hot and dry. 
C)  ​cold and humid. 
D)  ​cold and dry. 
E)  ​moderate. 
A)  ​hot and humid. 
B)  ​hot and dry. 
C)  ​cold and humid. 
D)  ​cold and dry. 
E)  ​moderate.

The density of water vapor in a given parcel of air is represented by the

At what time of day is the relative humidity normally at a minimum?

The dew point temperature is a measure of the total amount of water vapor in the air.

In summer across North America, vapor pressures are experienced over the drier Great Basin, especially Nevada; in winter, values exist over the northern Great Plains into Canada.

Would lowering the temperature in your home during the winter cause the relative humidity to increase or decrease? Why?

The ratio of the mass of water vapor in a given volume (parcel) of air to the mass of the remaining dry air describes the

Why is perspiration an effective means of cooling human skin?

The time of day when the relative humidity reaches a maximum value is usually

Sun's energy transforms enormous quantities of liquid water into water vapor in a process called ____.

If very cold air is brought indoors and warmed with no change in its moisture content, the saturation vapor pressure of this air will and the relative humidity of this air will .

If water vapor comprises 3.5 percent of an air parcel whose total pressure is 1000 mb, the water vapor pressure would be

Saturation vapor pressure depends primarily on ____.

Plants give up moisture by a process called perspiration.

The percentage of water vapor present in the air compared to that required for saturation is the

____ law of partial pressure describes that the total pressure inside an air parcel is equal to the sum of all pressures of the individual gases present in the air parcel.

Condensation differs from precipitation, because during precipitation water vapor is removed from the atmosphere, whereas during condensation solid or liquid water is removed from the atmosphere.

Condensation is most likely to happen when air and the speed of the water vapor molecules .

Why is the wet-bulb temperature a good measure of how cool human skin can become?

Saturation vapor pressure primarily depends upon air pressure.

Evaporative coolers are primarily used in climates where the summers are

Earth and Its Atmosphere

Energy - Warming the Earth and the Atmosphere

Seasonal and Daily Temperatures

Condensation - Dew - Fog - and Clouds

Stability and Cloud Development

Precipitation

Air Pressure and Winds

Wind - Small-Scale and Local Systems

Wind - Global Systems

Air Masses and Fronts

Middle Latitude Cyclones

Weather Forecasting

Thunderstorms

Tornadoes

Hurricanes

Earths Changing Climate

Global Climate

Air Pollution

Light - Color and Atmospheric Optics

Filters

Exam 4: Atmospheric Humidity

The density of water vapor in a given parcel of air is represented by the​

At what time of day is the relative humidity normally at a minimum?​

The dew point temperature is a measure of the total amount of water vapor in the air.

In summer across North America, ____ vapor pressures are experienced over the drier Great Basin, especially Nevada; in winter, ____ values exist over the northern Great Plains into Canada.​

Would lowering the temperature in your home during the winter cause the relative humidity to increase or decrease? Why?

The ratio of the mass of water vapor in a given volume (parcel) of air to the mass of the remaining dry air describes the​

Why is perspiration an effective means of cooling human skin?

The time of day when the relative humidity reaches a maximum value is usually​

Sun's energy transforms enormous quantities of liquid water into water vapor in a process called ____.​

If very cold air is brought indoors and warmed with no change in its moisture content, the saturation vapor pressure of this air will ____________________ and the relative humidity of this air will ____________________.

If water vapor comprises 3.5 percent of an air parcel whose total pressure is 1000 mb, the water vapor pressure would be​

Saturation vapor pressure depends primarily on ____.​

Plants give up moisture by a process called perspiration.

The percentage of water vapor present in the air compared to that required for saturation is the​

____ law of partial pressure describes that the total pressure inside an air parcel is equal to the sum of all pressures of the individual gases present in the air parcel.​

Condensation differs from precipitation, because during precipitation water vapor is removed from the atmosphere, whereas during condensation solid or liquid water is removed from the atmosphere.

Condensation is most likely to happen when air ____ and the speed of the water vapor molecules ____.​

Why is the wet-bulb temperature a good measure of how cool human skin can become?

Saturation vapor pressure primarily depends upon air pressure.

Evaporative coolers are primarily used in climates where the summers are​

Earth and Its Atmosphere

Energy - Warming the Earth and the Atmosphere

Seasonal and Daily Temperatures

Condensation - Dew - Fog - and Clouds

Stability and Cloud Development

Precipitation

Air Pressure and Winds

Wind - Small-Scale and Local Systems

Wind - Global Systems

Air Masses and Fronts

Middle Latitude Cyclones

Weather Forecasting

Thunderstorms

Tornadoes

Hurricanes

Earths Changing Climate

Global Climate

Air Pollution

Light - Color and Atmospheric Optics

Filters

The density of water vapor in a given parcel of air is represented by the

At what time of day is the relative humidity normally at a minimum?

In summer across North America, vapor pressures are experienced over the drier Great Basin, especially Nevada; in winter, values exist over the northern Great Plains into Canada.

The ratio of the mass of water vapor in a given volume (parcel) of air to the mass of the remaining dry air describes the

The time of day when the relative humidity reaches a maximum value is usually

Sun's energy transforms enormous quantities of liquid water into water vapor in a process called ____.

If very cold air is brought indoors and warmed with no change in its moisture content, the saturation vapor pressure of this air will and the relative humidity of this air will .

If water vapor comprises 3.5 percent of an air parcel whose total pressure is 1000 mb, the water vapor pressure would be

Saturation vapor pressure depends primarily on ____.

The percentage of water vapor present in the air compared to that required for saturation is the

____ law of partial pressure describes that the total pressure inside an air parcel is equal to the sum of all pressures of the individual gases present in the air parcel.

Condensation is most likely to happen when air and the speed of the water vapor molecules .

Evaporative coolers are primarily used in climates where the summers are