Question 1

Which of the following conditions, working together, make the atmosphere most unstable?

Accepted Answer

A) warm surface and cool air aloft 
B) cool surface and cool air aloft 
C) warm surface and warm air aloft 
D) cool surface and warm air aloft 
A) warm surface and cool air aloft 
B) cool surface and cool air aloft 
C) warm surface and warm air aloft 
D) cool surface and warm air aloft

Question 2

Which of the following is the name for wave clouds that often form over or downwind of a mountain?

Accepted Answer

A) castellanus clouds 
B) lenticular clouds 
C) nacreous clouds 
D) mammatus clouds 
A) castellanus clouds 
B) lenticular clouds 
C) nacreous clouds 
D) mammatus clouds

Question 3

Which of the following conditions determines conditional instability?

Accepted Answer

A) wind 
B) fog 
C) saturation 
D) low pressure 
A) wind 
B) fog 
C) saturation 
D) low pressure

Question 4

Which of the following is a measuring device that is used in order to produce a sounding?

Accepted Answer

A) radiosonde 
B) barograph 
C) psychrometre 
D) thermometre 
A) radiosonde 
B) barograph 
C) psychrometre 
D) thermometre

Question 5

Does radiational cooling at the ground at night act to increase or decrease atmospheric stability? How does daytime heating at the ground during the day affect atmospheric stability?

Accepted Answer

Radiational cooling at the ground at nig

Question 6

Which of the following pr°Cesses °Ccurs when a completely dry air parcel first rises and cools, and then subsequently sinks and warms?

Accepted Answer

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

Question 7

Which of the following statements describes the pressure areas and air motions ass°Ciated with the development of subsidence inversions?

Accepted Answer

A) The pressure areas are high, and the air motions are sinking. 
B) The pressure areas are low, and the air motions are rising. 
C) The pressure areas are high, and the air motions are rising. 
D) The pressure areas are low, and the air motions are sinking. 
A) The pressure areas are high, and the air motions are sinking. 
B) The pressure areas are low, and the air motions are rising. 
C) The pressure areas are high, and the air motions are rising. 
D) The pressure areas are low, and the air motions are sinking.

Question 8

Which of the following pr°Cesses changes a moist layer of stable air into a deck of low strat°Cumulus clouds?

Accepted Answer

A) mixing 
B) heating the top of the layer 
C) lifting 
D) cooling the surface 
A) mixing 
B) heating the top of the layer 
C) lifting 
D) cooling the surface

Question 9

Which of the following terms refers to alt°Cumulus clouds that become arranged in rows?

Accepted Answer

A) humilis 
B) rotors 
C) cloud streets 
D) castellanus 
A) humilis 
B) rotors 
C) cloud streets 
D) castellanus

Question 10

Most thunderstorms do not extend very far into the stratosphere. Which of the following conditions of the air in the stratosphere explain this fact?

Accepted Answer

A) air that is too thin 
B) air that is unstable 
C) air that is stable 
D) air that is too cold 
A) air that is too thin 
B) air that is unstable 
C) air that is stable 
D) air that is too cold

Question 11

Which of the following describes what happens to the dew point temperature in a rising thermal?

Accepted Answer

A) It increases at a faster rate than the parcel temperature. 
B) It increases at a slower rate than the parcel temperature. 
C) It decreases at the same rate as the parcel temperature. 
D) It decreases at a slower rate than the parcel temperature. 
A) It increases at a faster rate than the parcel temperature. 
B) It increases at a slower rate than the parcel temperature. 
C) It decreases at the same rate as the parcel temperature. 
D) It decreases at a slower rate than the parcel temperature.

Question 12

Which of these lapse rates remains constant?

Accepted Answer

A) moist adiabatic lapse rate 
B) dry adiabatic lapse rate 
C) air adiabatic lapse rate 
D) environmental lapse rate 
A) moist adiabatic lapse rate 
B) dry adiabatic lapse rate 
C) air adiabatic lapse rate 
D) environmental lapse rate

Question 13

Which of the following air motions °Ccur in a sky filled with scattered cumulus humilis clouds?

Accepted Answer

A) Rising motions occur between the clouds, and sinking motions occur under them. 
B) Rising motions occur between the clouds, and sinking motions occur between them. 
C) Rising motions occur under the clouds, and sinking motions occur under them. 
D) Rising motions occur under the clouds, and sinking motions occur between them. 
A) Rising motions occur between the clouds, and sinking motions occur under them. 
B) Rising motions occur between the clouds, and sinking motions occur between them. 
C) Rising motions occur under the clouds, and sinking motions occur under them. 
D) Rising motions occur under the clouds, and sinking motions occur between them.

Question 14

Which of the following describes the atmosphere when an air parcel is given a small push upward and it falls back to its original position?

Accepted Answer

A) isothermal 
B) unstable 
C) neutral 
D) stable 
A) isothermal 
B) unstable 
C) neutral 
D) stable

Question 15

Which of the following cloud types most likely forms in an unstable atmosphere?

Accepted Answer

A) stratus 
B) cirrostratus 
C) cumulonimbus 
D) nimbostratus 
A) stratus 
B) cirrostratus 
C) cumulonimbus 
D) nimbostratus

Question 16

Explain why a rising parcel of air expands and cools.

Accepted Answer

A rising parcel of air expands and cools

Question 17

Is a subsidence inversion ass°Ciated with high or low pressure? What effects might a subsidence inversion have on weather conditions at the ground?

Accepted Answer

A subsidence inversion is typically asso

Question 18

Which of the following conditions in the atmosphere °Ccurs when the environmental lapse rate is less than the moist adiabatic rate?

Accepted Answer

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

Question 19

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 20

Which of the following atmospheric conditions °Ccurs when an air parcel is given a small push upward and it continues to move upward on its own accord?

Accepted Answer

A) unstable 
B) dynamic 
C) stable 
D) buoyant 
A) unstable 
B) dynamic 
C) stable 
D) buoyant

Which of the following conditions, working together, make the atmosphere most unstable?

Which of the following is the name for wave clouds that often form over or downwind of a mountain?

Which of the following conditions determines conditional instability?

Which of the following is a measuring device that is used in order to produce a sounding?

Does radiational cooling at the ground at night act to increase or decrease atmospheric stability? How does daytime heating at the ground during the day affect atmospheric stability?

Which of the following pr°Cesses °Ccurs when a completely dry air parcel first rises and cools, and then subsequently sinks and warms?

Which of the following statements describes the pressure areas and air motions ass°Ciated with the development of subsidence inversions?

Which of the following pr°Cesses changes a moist layer of stable air into a deck of low strat°Cumulus clouds?

Which of the following terms refers to alt°Cumulus clouds that become arranged in rows?

Most thunderstorms do not extend very far into the stratosphere. Which of the following conditions of the air in the stratosphere explain this fact?

Which of the following describes what happens to the dew point temperature in a rising thermal?

Which of these lapse rates remains constant?

Which of the following air motions °Ccur in a sky filled with scattered cumulus humilis clouds?

Which of the following describes the atmosphere when an air parcel is given a small push upward and it falls back to its original position?

Which of the following cloud types most likely forms in an unstable atmosphere?

Explain why a rising parcel of air expands and cools.

Is a subsidence inversion ass°Ciated with high or low pressure? What effects might a subsidence inversion have on weather conditions at the ground?

Which of the following conditions in the atmosphere °Ccurs when the environmental lapse rate is less than the moist adiabatic rate?

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

Which of the following atmospheric conditions °Ccurs when an air parcel is given a small push upward and it continues to move upward on its own accord?

Earth and Its Atmosphere

Energy: Warming 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

Filters

Exam 6: Stability and Cloud Development

Which of the following conditions, working together, make the atmosphere most unstable?

Which of the following is the name for wave clouds that often form over or downwind of a mountain?

Which of the following conditions determines conditional instability?

Which of the following is a measuring device that is used in order to produce a sounding?

Does radiational cooling at the ground at night act to increase or decrease atmospheric stability? How does daytime heating at the ground during the day affect atmospheric stability?

Which of the following pr°Cesses °Ccurs when a completely dry air parcel first rises and cools, and then subsequently sinks and warms?

Which of the following statements describes the pressure areas and air motions ass°Ciated with the development of subsidence inversions?

Which of the following pr°Cesses changes a moist layer of stable air into a deck of low strat°Cumulus clouds?

Which of the following terms refers to alt°Cumulus clouds that become arranged in rows?

Most thunderstorms do not extend very far into the stratosphere. Which of the following conditions of the air in the stratosphere explain this fact?

Which of the following describes what happens to the dew point temperature in a rising thermal?

Which of these lapse rates remains constant?

Which of the following air motions °Ccur in a sky filled with scattered cumulus humilis clouds?

Which of the following describes the atmosphere when an air parcel is given a small push upward and it falls back to its original position?

Which of the following cloud types most likely forms in an unstable atmosphere?

Explain why a rising parcel of air expands and cools.

Is a subsidence inversion ass°Ciated with high or low pressure? What effects might a subsidence inversion have on weather conditions at the ground?

Which of the following conditions in the atmosphere °Ccurs when the environmental lapse rate is less than the moist adiabatic rate?

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

Which of the following atmospheric conditions °Ccurs when an air parcel is given a small push upward and it continues to move upward on its own accord?

Earth and Its Atmosphere

Energy: Warming 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

Filters