Question 1

The dry adiabatic rate is the rate at which

Accepted Answer

A)  an air parcel rises. 
B)  temperature changes in a rising or descending parcel of unsaturated air. 
C)  volume changes when a parcel expands or is compressed. 
D)  latent heat energy is released in a rising air parcel. 
A)  an air parcel rises. 
B)  temperature changes in a rising or descending parcel of unsaturated air. 
C)  volume changes when a parcel expands or is compressed. 
D)  latent heat energy is released in a rising air parcel.

Question 2

An example of orographic clouds would be

Accepted Answer

A)  cumulus clouds produced by surface heating. 
B)  rotor clouds. 
C)  lee-wave clouds. 
D)  clouds that form on the upwind slope of a mountain. 
E)  pileus clouds. 
A)  cumulus clouds produced by surface heating. 
B)  rotor clouds. 
C)  lee-wave clouds. 
D)  clouds that form on the upwind slope of a mountain. 
E)  pileus clouds.

Question 3

A rising parcel of air that does not exchange heat with its surroundings is an example of

Accepted Answer

A)  isothermal ascent. 
B)  an adiabatic process. 
C)  forced lifting. 
D)  advection. 
A)  isothermal ascent. 
B)  an adiabatic process. 
C)  forced lifting. 
D)  advection.

Question 4

Which of the following set of surface conditions would produce a convective cumulus cloud with the highest base?

Accepted Answer

A)  air temperature 40 C,dew point 30 C 
B)  air temperature 25 C,dew point 10 C 
C)  air temperature 35 C,dew point 10 C 
D)  air temperature 45 C,dew point 25 C 
E)  air temperature 25 C,dew point 5 C 
A)  air temperature 40 C,dew point 30 C 
B)  air temperature 25 C,dew point 10 C 
C)  air temperature 35 C,dew point 10 C 
D)  air temperature 45 C,dew point 25 C 
E)  air temperature 25 C,dew point 5 C

Question 5

Air which resists vertical displacements is considered to be

Accepted Answer

A)  stable. 
B)  unstable. 
C)  neutral. 
A)  stable. 
B)  unstable. 
C)  neutral.

Question 6

If an air parcel is given a small push upward and it falls back to its original position,the atmosphere is said to be:

Accepted Answer

A)  stable. 
B)  unstable. 
C)  isothermal. 
D)  neutral. 
E)  adiabatic. 
A)  stable. 
B)  unstable. 
C)  isothermal. 
D)  neutral. 
E)  adiabatic.

Question 7

Explain why the surface air on the downwind side of a mountain can be drier than the surface air on the upwind side.What is this effect called? Can you think of a location in the United States where this might actually occur?

Accepted Answer

The surface air on the downwind side of

Question 8

The environmental lapse rate is almost always the same as the adiabatic lapse rate.

Accepted Answer

A) True 
 B)False

Question 9

Which of the following environmental lapse rates would represent the most unstable atmosphere in a layer of unsaturated air?

Accepted Answer

A)  3 C per 1,000 m 
B)  6 C per 1,000 m 
C)  9 C per 1,000 m 
D)  11 C per 1,000 m 
A)  3 C per 1,000 m 
B)  6 C per 1,000 m 
C)  9 C per 1,000 m 
D)  11 C per 1,000 m

Question 10

In a sky filled with scattered cumulus humilis clouds,rising motions are found ____ the clouds and sinking motions are found ____ the clouds.

Accepted Answer

A)  between,under 
B)  under,between 
C)  under,under 
D)  between,between 
A)  between,under 
B)  under,between 
C)  under,under 
D)  between,between

Question 11

Which condition below could make a layer of air more unstable?

Accepted Answer

A)  Mix the air in the layer. 
B)  Lift the entire air layer. 
C)  Cool the upper part of the layer. 
D)  all of the above 
A)  Mix the air in the layer. 
B)  Lift the entire air layer. 
C)  Cool the upper part of the layer. 
D)  all of the above

Question 12

An example of orographic clouds would be

Accepted Answer

A)  clouds forming over a warm ocean current. 
B)  clouds forming on the windward slope of a mountain. 
C)  clouds forming behind a jet airplane. 
D)  clouds formed by surface heating. 
A)  clouds forming over a warm ocean current. 
B)  clouds forming on the windward slope of a mountain. 
C)  clouds forming behind a jet airplane. 
D)  clouds formed by surface heating.

Question 13

If you were to take a trip during the summer from Ohio to Nevada,you would most likely observe that afternoon cumulus clouds ____ as you travel west.

Accepted Answer

A)  have higher cloud bases 
B)  are larger 
C)  form earlier in the day 
D)  disappear 
A)  have higher cloud bases 
B)  are larger 
C)  form earlier in the day 
D)  disappear

Question 14

An air parcel that is warmer than its surroundings will rise.What force accounts for this upward motion?

Accepted Answer

An air parcel that is warmer than its su

Question 15

The dry adiabatic lapse rate is ____ greater than the moist adiabatic lapse rate.

Accepted Answer

A)  never 
B)  sometimes 
C)  always 
A)  never 
B)  sometimes 
C)  always

Question 16

If the environmental lapse rate is less than the moist adiabatic rate,the atmosphere is

Accepted Answer

A)  conditionally unstable. 
B)  absoutely stable. 
C)  absolutely unstable. 
D)  neutrally stable. 
A)  conditionally unstable. 
B)  absoutely stable. 
C)  absolutely unstable. 
D)  neutrally stable.

Question 17

Cumulonimbus clouds indicate unstable atmospheric conditions.What stops the upward growth and causes the top of a cumulonimbus cloud to flatten out into an anvil?

Accepted Answer

The answer of Cumulonimbus clouds indicate unstable atmospheric conditions.What stops...

Question 18

Most thunderstorms do not extend very far into the stratosphere because the air in the stratosphere is

Accepted Answer

A)  unstable. 
B)  stable. 
C)  too cold. 
D)  too thin. 
E)  too dry. 
A)  unstable. 
B)  stable. 
C)  too cold. 
D)  too thin. 
E)  too dry.

Question 19

If a parcel of unsaturated air with a temperature of 30 C rises from the surface to an altitude of 1,000 m,the unsaturated parcel temperature at this altitude would be about

Accepted Answer

A)  10 C warmer than at the surface. 
B)  10 C colder than at the surface. 
C)  6 C colder than at the surface. 
D)  impossible to tell from the data given 
A)  10 C warmer than at the surface. 
B)  10 C colder than at the surface. 
C)  6 C colder than at the surface. 
D)  impossible to tell from the data given

Question 20

A completely dry air parcel which first rises and cools,and subsequently sinks and warms,is undergoing

Accepted Answer

A)  an irreversible pseudoadiabatic process. 
B)  a reversible adiabatic process. 
C)  an irreversible adiabatic process. 
A)  an irreversible pseudoadiabatic process. 
B)  a reversible adiabatic process. 
C)  an irreversible adiabatic process.

The dry adiabatic rate is the rate at which

An example of orographic clouds would be

A rising parcel of air that does not exchange heat with its surroundings is an example of

Which of the following set of surface conditions would produce a convective cumulus cloud with the highest base?

Air which resists vertical displacements is considered to be

If an air parcel is given a small push upward and it falls back to its original position,the atmosphere is said to be:

Explain why the surface air on the downwind side of a mountain can be drier than the surface air on the upwind side.What is this effect called? Can you think of a location in the United States where this might actually occur?

The environmental lapse rate is almost always the same as the adiabatic lapse rate.

Which of the following environmental lapse rates would represent the most unstable atmosphere in a layer of unsaturated air?

In a sky filled with scattered cumulus humilis clouds,rising motions are found the clouds and sinking motions are found the clouds.

Which condition below could make a layer of air more unstable?

An example of orographic clouds would be

If you were to take a trip during the summer from Ohio to Nevada,you would most likely observe that afternoon cumulus clouds ____ as you travel west.

An air parcel that is warmer than its surroundings will rise.What force accounts for this upward motion?

The dry adiabatic lapse rate is ____ greater than the moist adiabatic lapse rate.

If the environmental lapse rate is less than the moist adiabatic rate,the atmosphere is

Cumulonimbus clouds indicate unstable atmospheric conditions.What stops the upward growth and causes the top of a cumulonimbus cloud to flatten out into an anvil?

Most thunderstorms do not extend very far into the stratosphere because the air in the stratosphere is

If a parcel of unsaturated air with a temperature of 30 C rises from the surface to an altitude of 1,000 m,the unsaturated parcel temperature at this altitude would be about

A completely dry air parcel which first rises and cools,and subsequently sinks and warms,is undergoing

Earth and Its Atmosphere

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Seasonal and Daily Temperatures

Atmospheric Humidity

Condensation: Dew, Fog, and Clouds

Precipitation

Air Pressure and Winds

Wind: Small Scale and Local Systems

Wind: Global Systems

Air Masses and Fronts

Middle-Latitude Cyclones

Weather Forecasting

Thunderstorms and Tornadoes

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Exam 6: Stability and Cloud Development

The dry adiabatic rate is the rate at which

An example of orographic clouds would be

A rising parcel of air that does not exchange heat with its surroundings is an example of

Which of the following set of surface conditions would produce a convective cumulus cloud with the highest base?

Air which resists vertical displacements is considered to be

If an air parcel is given a small push upward and it falls back to its original position,the atmosphere is said to be:

Explain why the surface air on the downwind side of a mountain can be drier than the surface air on the upwind side.What is this effect called? Can you think of a location in the United States where this might actually occur?

The environmental lapse rate is almost always the same as the adiabatic lapse rate.

Which of the following environmental lapse rates would represent the most unstable atmosphere in a layer of unsaturated air?

In a sky filled with scattered cumulus humilis clouds,rising motions are found ____ the clouds and sinking motions are found ____ the clouds.

Which condition below could make a layer of air more unstable?

An example of orographic clouds would be

If you were to take a trip during the summer from Ohio to Nevada,you would most likely observe that afternoon cumulus clouds ____ as you travel west.

An air parcel that is warmer than its surroundings will rise.What force accounts for this upward motion?

The dry adiabatic lapse rate is ____ greater than the moist adiabatic lapse rate.

If the environmental lapse rate is less than the moist adiabatic rate,the atmosphere is

Cumulonimbus clouds indicate unstable atmospheric conditions.What stops the upward growth and causes the top of a cumulonimbus cloud to flatten out into an anvil?

Most thunderstorms do not extend very far into the stratosphere because the air in the stratosphere is

If a parcel of unsaturated air with a temperature of 30 C rises from the surface to an altitude of 1,000 m,the unsaturated parcel temperature at this altitude would be about

A completely dry air parcel which first rises and cools,and subsequently sinks and warms,is undergoing

Earth and Its Atmosphere

Energy: Warming the Earth and the Atmosphere

Seasonal and Daily Temperatures

Atmospheric Humidity

Condensation: Dew, Fog, and Clouds

Precipitation

Air Pressure and Winds

Wind: Small Scale and Local Systems

Wind: Global Systems

Air Masses and Fronts

Middle-Latitude Cyclones

Weather Forecasting

Thunderstorms and Tornadoes

Hurricanes

Earths Changing Climate

Global Climate

Air Pollution

Light, Color, and Atmospheric Optics

Filters

In a sky filled with scattered cumulus humilis clouds,rising motions are found the clouds and sinking motions are found the clouds.