Question 1

What transfers heat upward into the atmosphere?​

Accepted Answer

A)  ​cloud streets 
B)  ​billows 
C)  ​thermals 
D)  ​subsidence inversions 
E)  ​pockets of saturated air 
A)  ​cloud streets 
B)  ​billows 
C)  ​thermals 
D)  ​subsidence inversions 
E)  ​pockets of saturated air

Question 2

​When cloud elements become arranged in rows they are called cloud

Accepted Answer

A)  ​roads. 
B)  ​trails. 
C)  ​billows. 
D)  ​rows. 
E)  ​streets. 
A)  ​roads. 
B)  ​trails. 
C)  ​billows. 
D)  ​rows. 
E)  ​streets.

Question 3

How do castellanus clouds form, and what do they indicate?

Accepted Answer

​Occasionally, altocumulus show vertical

Question 4

​Altocumulus castellanus appearing in the sky indicates that the mid-level of the troposphere is becoming

Accepted Answer

A)  ​more unstable. 
B)  ​less unstable. 
C)  ​conditionally stable. 
D)  ​more stable. 
E)  ​more conditionally stable. 
A)  ​more unstable. 
B)  ​less unstable. 
C)  ​conditionally stable. 
D)  ​more stable. 
E)  ​more conditionally stable.

Question 5

Describe the conditions required to change a layer of altostratus into a layer of altocumulus.​

Accepted Answer

This happens if the top of the original

Question 6

​On rare occasions when the environmental lapse rate exceeds about ____ (the autoconvective lapse rate), convection becomes spontaneous, resulting in the automatic overturning of the air.

Accepted Answer

A)  ​3.4 degrees Celsius per 10 m 
B)  ​3.4 degrees Celsius per 1,000 m 
C)  ​34 degrees Celsius per 100 m 
D)  ​34 degrees Celsius per 10,000 m 
E)  ​3.4 degrees Celsius per 100 m 
A)  ​3.4 degrees Celsius per 10 m 
B)  ​3.4 degrees Celsius per 1,000 m 
C)  ​34 degrees Celsius per 100 m 
D)  ​34 degrees Celsius per 10,000 m 
E)  ​3.4 degrees Celsius per 100 m

Question 7

Air which resists vertical displacements is considered to be​

Accepted Answer

A)  ​stable. 
B)  ​unstable. 
C)  ​neutral. 
D)  ​supersaturated. 
E)  ​entrained. 
A)  ​stable. 
B)  ​unstable. 
C)  ​neutral. 
D)  ​supersaturated. 
E)  ​entrained.

Question 8

In a rising unsaturated thermal, the dew-point temperature​

Accepted Answer

A)  ​increases at a slower rate than the parcel temperature. 
B)  ​decreases at the same rate as the parcel temperature. 
C)  ​decreases at a slower rate than the parcel temperature. 
D)  ​increases at a faster rate than the parcel temperature. 
E)  ​always remains the same. 
A)  ​increases at a slower rate than the parcel temperature. 
B)  ​decreases at the same rate as the parcel temperature. 
C)  ​decreases at a slower rate than the parcel temperature. 
D)  ​increases at a faster rate than the parcel temperature. 
E)  ​always remains the same.

Question 9

Clouds help regulate Earth's energy balance by reflecting and scattering solar radiation and by absorbing Earth's infrared energy.​

Accepted Answer

A) True 
 B)False

Question 10

​An air parcel in an unstable atmosphere has ____ force acting on it.

Accepted Answer

A)  ​no 
B)  ​a sideways-directed 
C)  ​a downward-directed 
D)  ​a diagonally-directed 
E)  ​an upward-directed 
A)  ​no 
B)  ​a sideways-directed 
C)  ​a downward-directed 
D)  ​a diagonally-directed 
E)  ​an upward-directed

Question 11

If the environmental lapse rate is 5$\degree$C per 1,000 m and the temperature at Earth's surface is 25$\degree$C, then the air temperature at 2,000 m above the ground is​

Accepted Answer

A)  ​25$\degree$C. 
B)  ​30$\degree$C. 
C)  ​20$\degree$C. 
D)  ​15$\degree$C. 
E)  ​10$\degree$C. 
A)  ​25$\degree$C. 
B)  ​30$\degree$C. 
C)  ​20$\degree$C. 
D)  ​15$\degree$C. 
E)  ​10$\degree$C.

Question 12

Usually when a cumulonimbus cloud begins to dissipate, the bottom half of the cloud dissipates first.​

Accepted Answer

A) True 
 B)False

Question 13

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. 
E)  ​temperature changes in a rising or descending parcel of saturated air. 
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. 
E)  ​temperature changes in a rising or descending parcel of saturated air.

Question 14

In an air parcel the average speed of the molecules is directly related to the air ____________________, and the molecules colliding against the parcel walls determine the air ____________________ inside.​

Accepted Answer

temperatur

Question 15

A knowledge of air stability is important because it determines​

Accepted Answer

A)  ​the direction of movement of storms. 
B)  ​the vertical motion of air. 
C)  ​the movement of high pressure areas. 
D)  ​seasonal weather patterns. 
E)  ​the movement of low pressure systems. 
A)  ​the direction of movement of storms. 
B)  ​the vertical motion of air. 
C)  ​the movement of high pressure areas. 
D)  ​seasonal weather patterns. 
E)  ​the movement of low pressure systems.

Question 16

​Dry adiabatic cooling and warming rates are approximately ____ of change in elevation.

Accepted Answer

A)  ​4 degrees Celsius for every 1000 m 
B)  ​6 degrees Celsius for every 1000 m 
C)  ​8 degrees Celsius for every 1000 m 
D)  ​10 degrees Celsius for every 1000 m 
E)  ​12 degrees Celsius for every 1000 m 
A)  ​4 degrees Celsius for every 1000 m 
B)  ​6 degrees Celsius for every 1000 m 
C)  ​8 degrees Celsius for every 1000 m 
D)  ​10 degrees Celsius for every 1000 m 
E)  ​12 degrees Celsius for every 1000 m

Question 17

Which process below will change a moist layer of stable air into a deck of low stratocumulus clouds?​

Accepted Answer

A)  ​mixing 
B)  ​lifting 
C)  ​cooling the surface 
D)  ​heat the top of the layer 
E)  ​subsidence 
A)  ​mixing 
B)  ​lifting 
C)  ​cooling the surface 
D)  ​heat the top of the layer 
E)  ​subsidence

Question 18

​This level in the atmosphere where the rising air becomes warmer than the surrounding air is called the ____________________.

Accepted Answer

​level of

Question 19

​____________________ act as lids on vertical air motion. When they exists near the ground, stratus clouds, fog, haze, and pollutants are all kept close to the surface.

Accepted Answer

The answer of ​____________________ act as lids on vertical air...

Question 20

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.

What transfers heat upward into the atmosphere?

When cloud elements become arranged in rows they are called cloud

How do castellanus clouds form, and what do they indicate?

Altocumulus castellanus appearing in the sky indicates that the mid-level of the troposphere is becoming

Describe the conditions required to change a layer of altostratus into a layer of altocumulus.

On rare occasions when the environmental lapse rate exceeds about ____ (the autoconvective lapse rate), convection becomes spontaneous, resulting in the automatic overturning of the air.

Air which resists vertical displacements is considered to be

In a rising unsaturated thermal, the dew-point temperature

Clouds help regulate Earth's energy balance by reflecting and scattering solar radiation and by absorbing Earth's infrared energy.

An air parcel in an unstable atmosphere has ____ force acting on it.

If the environmental lapse rate is 5 $\degree$ C per 1,000 m and the temperature at Earth's surface is 25 $\degree$ C, then the air temperature at 2,000 m above the ground is

Usually when a cumulonimbus cloud begins to dissipate, the bottom half of the cloud dissipates first.

The dry adiabatic rate is the rate at which

In an air parcel the average speed of the molecules is directly related to the air , and the molecules colliding against the parcel walls determine the air inside.

A knowledge of air stability is important because it determines

Dry adiabatic cooling and warming rates are approximately ____ of change in elevation.

Which process below will change a moist layer of stable air into a deck of low stratocumulus clouds?

This level in the atmosphere where the rising air becomes warmer than the surrounding air is called the ____________________.

____________________ act as lids on vertical air motion. When they exists near the ground, stratus clouds, fog, haze, and pollutants are all kept close to the surface.

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

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

Tornadoes

Hurricanes

Earths Changing Climate

Global Climate

Air Pollution

Light - Color and Atmospheric Optics

Filters

Exam 6: Stability and Cloud Development

What transfers heat upward into the atmosphere?​

​When cloud elements become arranged in rows they are called cloud

How do castellanus clouds form, and what do they indicate?

​Altocumulus castellanus appearing in the sky indicates that the mid-level of the troposphere is becoming

Describe the conditions required to change a layer of altostratus into a layer of altocumulus.​

​On rare occasions when the environmental lapse rate exceeds about ____ (the autoconvective lapse rate), convection becomes spontaneous, resulting in the automatic overturning of the air.

Air which resists vertical displacements is considered to be​

In a rising unsaturated thermal, the dew-point temperature​

Clouds help regulate Earth's energy balance by reflecting and scattering solar radiation and by absorbing Earth's infrared energy.​

​An air parcel in an unstable atmosphere has ____ force acting on it.

If the environmental lapse rate is 5 °\degree° C per 1,000 m and the temperature at Earth's surface is 25 °\degree° C, then the air temperature at 2,000 m above the ground is​

Usually when a cumulonimbus cloud begins to dissipate, the bottom half of the cloud dissipates first.​

The dry adiabatic rate is the rate at which​

In an air parcel the average speed of the molecules is directly related to the air ____________________, and the molecules colliding against the parcel walls determine the air ____________________ inside.​

A knowledge of air stability is important because it determines​

​Dry adiabatic cooling and warming rates are approximately ____ of change in elevation.

Which process below will change a moist layer of stable air into a deck of low stratocumulus clouds?​

​This level in the atmosphere where the rising air becomes warmer than the surrounding air is called the ____________________.

​____________________ act as lids on vertical air motion. When they exists near the ground, stratus clouds, fog, haze, and pollutants are all kept close to the surface.

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

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

Tornadoes

Hurricanes

Earths Changing Climate

Global Climate

Air Pollution

Light - Color and Atmospheric Optics

Filters

What transfers heat upward into the atmosphere?

When cloud elements become arranged in rows they are called cloud

Altocumulus castellanus appearing in the sky indicates that the mid-level of the troposphere is becoming

Describe the conditions required to change a layer of altostratus into a layer of altocumulus.

On rare occasions when the environmental lapse rate exceeds about ____ (the autoconvective lapse rate), convection becomes spontaneous, resulting in the automatic overturning of the air.

Air which resists vertical displacements is considered to be

In a rising unsaturated thermal, the dew-point temperature

Clouds help regulate Earth's energy balance by reflecting and scattering solar radiation and by absorbing Earth's infrared energy.

An air parcel in an unstable atmosphere has ____ force acting on it.

If the environmental lapse rate is 5 $\degree$ C per 1,000 m and the temperature at Earth's surface is 25 $\degree$ C, then the air temperature at 2,000 m above the ground is

Usually when a cumulonimbus cloud begins to dissipate, the bottom half of the cloud dissipates first.

The dry adiabatic rate is the rate at which

In an air parcel the average speed of the molecules is directly related to the air , and the molecules colliding against the parcel walls determine the air inside.

A knowledge of air stability is important because it determines

Dry adiabatic cooling and warming rates are approximately ____ of change in elevation.

Which process below will change a moist layer of stable air into a deck of low stratocumulus clouds?

This level in the atmosphere where the rising air becomes warmer than the surrounding air is called the ____________________.

____________________ act as lids on vertical air motion. When they exists near the ground, stratus clouds, fog, haze, and pollutants are all kept close to the surface.

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