Question 1

​Wind gusts are caused by

Accepted Answer

A)  ​turbulent eddies. 
B)  ​wind waves. 
C)  ​mesoscale circulations. 
D)  ​wind shear. 
E)  ​circulations on the synoptic scale. 
A)  ​turbulent eddies. 
B)  ​wind waves. 
C)  ​mesoscale circulations. 
D)  ​wind shear. 
E)  ​circulations on the synoptic scale.

Question 2

​An offshore wind blows

Accepted Answer

A)  ​from land to water. 
B)  ​from water to land. 
C)  ​only at night. 
D)  ​only during the day. 
E)  ​a minimum distance of 100 miles away from the shore. 
A)  ​from land to water. 
B)  ​from water to land. 
C)  ​only at night. 
D)  ​only during the day. 
E)  ​a minimum distance of 100 miles away from the shore.

Question 3

​The heat from a chinook wind is generated mainly by

Accepted Answer

A)  ​compressional heating. 
B)  ​sunlight. 
C)  ​warm, ocean water. 
D)  ​friction with the ground. 
E)  ​forest fires. 
A)  ​compressional heating. 
B)  ​sunlight. 
C)  ​warm, ocean water. 
D)  ​friction with the ground. 
E)  ​forest fires.

Question 4

A valley breeze develops its maximum strength in the early afternoon.

Accepted Answer

A) True 
 B)False

Question 5

​On the eastern side of the Rocky Mountains, chinook winds are driest when

Accepted Answer

A)  ​clouds form and precipitation falls on the upwind side of the mountains. 
B)  ​the air aloft is cold. 
C)  ​the Sun is shining. 
D)  ​the winds are blowing from the east. 
E)  ​surface friction is greatest on the downwind side of the mountain. 
A)  ​clouds form and precipitation falls on the upwind side of the mountains. 
B)  ​the air aloft is cold. 
C)  ​the Sun is shining. 
D)  ​the winds are blowing from the east. 
E)  ​surface friction is greatest on the downwind side of the mountain.

Question 6

​The nighttime counterpart of the sea breeze circulation is called

Accepted Answer

A)  ​Chinook. 
B)  ​Santa Ana. 
C)  ​land breeze. 
D)  ​a night breeze. 
E)  ​foehn. 
A)  ​Chinook. 
B)  ​Santa Ana. 
C)  ​land breeze. 
D)  ​a night breeze. 
E)  ​foehn.

Question 7

What is clear air turbulence (CAT)? Why does clear air turbulence represent a hazard to aviation?

Accepted Answer

If eddies form in clear air, this form o

Question 8

Prevailing offshore winds in summer carry moisture, cool air, and fog into coastal regions, whereas prevailing onshore breezes carry warmer and drier air into the same locations.

Accepted Answer

A) True 
 B)False

Question 9

Briefly sketch or describe the formation of a chinook wind. Would you expect chinook winds to form more often on the eastern or the western slopes of mountains?

Accepted Answer

Answers may vary, but sketches need to i

Question 10

When the slowing of a fluid-such as air-is due to the random motion of the gas molecules, the viscosity is referred to as ____________________.

Accepted Answer

The answer of When the slowing of a fluid-such as...

Question 11

Clear air turbulence often occurs near a boundary of high wind shear.

Accepted Answer

A) True 
 B)False

Question 12

​The slowing of the wind due to the random motion of air molecules is called

Accepted Answer

A)  ​eddy viscosity. 
B)  ​mechanical turbulence. 
C)  ​molecular viscosity. 
D)  ​convective turbulence. 
E)  ​kinetic viscosity. 
A)  ​eddy viscosity. 
B)  ​mechanical turbulence. 
C)  ​molecular viscosity. 
D)  ​convective turbulence. 
E)  ​kinetic viscosity.

Question 13

​A wind rose indicates

Accepted Answer

A)  ​the wind speed at a location at a particular time. 
B)  ​the percentage of time that the wind blows from different directions. 
C)  ​observed wind speed and direction on a surface map. 
D)  ​spinning wind patterns caused by buildings or other obstructions. 
E)  ​a rose fossilized by wind. 
A)  ​the wind speed at a location at a particular time. 
B)  ​the percentage of time that the wind blows from different directions. 
C)  ​observed wind speed and direction on a surface map. 
D)  ​spinning wind patterns caused by buildings or other obstructions. 
E)  ​a rose fossilized by wind.

Question 14

Will a valley breeze or a mountain breeze produce clouds? Explain.

Accepted Answer

When the upslope winds are well develope

Question 15

You are hiking on a mountain trail at sunrise when you smell the smoke from cooking bacon. You can't see where the smoke is coming from. Would you expect the camp to be above you or below you on the mountain? Explain.

Accepted Answer

Both mountain and valley breezes develop

Question 16

Thermal lows form in response to variations in surface air temperature.

Accepted Answer

A) True 
 B)False

Question 17

​The howling of wind on a blustery night is believed to be caused by

Accepted Answer

A)  ​variations in air temperature. 
B)  ​winds blowing around a frozen surface. 
C)  ​snowflakes striking one another but not sticking together. 
D)  ​air flowing past obstructions. 
E)  ​wind lifting, then lowering small objects at the surface. 
A)  ​variations in air temperature. 
B)  ​winds blowing around a frozen surface. 
C)  ​snowflakes striking one another but not sticking together. 
D)  ​air flowing past obstructions. 
E)  ​wind lifting, then lowering small objects at the surface.

Question 18

Why are winds blowing over mountains generally stronger than winds blowing at the same level on either side?

Accepted Answer

When wind meets a barrier, it exerts a f

Question 19

Chinook winds are a common phenomenon on the east side of the Appalachians.

Accepted Answer

A) True 
 B)False

Question 20

To protect crops and soil from wind-related erosion, windbreaks-commonly called ____________________-are planted.

Accepted Answer

The answer of To protect crops and soil from wind-related...

Wind gusts are caused by

An offshore wind blows

The heat from a chinook wind is generated mainly by

A valley breeze develops its maximum strength in the early afternoon.

On the eastern side of the Rocky Mountains, chinook winds are driest when

The nighttime counterpart of the sea breeze circulation is called

What is clear air turbulence (CAT)? Why does clear air turbulence represent a hazard to aviation?

Prevailing offshore winds in summer carry moisture, cool air, and fog into coastal regions, whereas prevailing onshore breezes carry warmer and drier air into the same locations.

Briefly sketch or describe the formation of a chinook wind. Would you expect chinook winds to form more often on the eastern or the western slopes of mountains?

When the slowing of a fluid-such as air-is due to the random motion of the gas molecules, the viscosity is referred to as ____________________.

Clear air turbulence often occurs near a boundary of high wind shear.

The slowing of the wind due to the random motion of air molecules is called

A wind rose indicates

Will a valley breeze or a mountain breeze produce clouds? Explain.

You are hiking on a mountain trail at sunrise when you smell the smoke from cooking bacon. You can't see where the smoke is coming from. Would you expect the camp to be above you or below you on the mountain? Explain.

Thermal lows form in response to variations in surface air temperature.

The howling of wind on a blustery night is believed to be caused by

Why are winds blowing over mountains generally stronger than winds blowing at the same level on either side?

Chinook winds are a common phenomenon on the east side of the Appalachians.

To protect crops and soil from wind-related erosion, windbreaks-commonly called ____________________-are planted.

Earth and Its Atmosphere

Energy - Warming the Earth and the Atmosphere

Seasonal and Daily Temperatures

Atmospheric Humidity

Condensation - Dew - Fog - and Clouds

Stability and Cloud Development

Precipitation

Air Pressure and Winds

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 9: Wind - Small-Scale and Local Systems

​Wind gusts are caused by

​An offshore wind blows

​The heat from a chinook wind is generated mainly by

A valley breeze develops its maximum strength in the early afternoon.

​On the eastern side of the Rocky Mountains, chinook winds are driest when

​The nighttime counterpart of the sea breeze circulation is called

What is clear air turbulence (CAT)? Why does clear air turbulence represent a hazard to aviation?

Prevailing offshore winds in summer carry moisture, cool air, and fog into coastal regions, whereas prevailing onshore breezes carry warmer and drier air into the same locations.

Briefly sketch or describe the formation of a chinook wind. Would you expect chinook winds to form more often on the eastern or the western slopes of mountains?

When the slowing of a fluid-such as air-is due to the random motion of the gas molecules, the viscosity is referred to as ____________________.

Clear air turbulence often occurs near a boundary of high wind shear.

​The slowing of the wind due to the random motion of air molecules is called

​A wind rose indicates

Will a valley breeze or a mountain breeze produce clouds? Explain.

You are hiking on a mountain trail at sunrise when you smell the smoke from cooking bacon. You can't see where the smoke is coming from. Would you expect the camp to be above you or below you on the mountain? Explain.

Thermal lows form in response to variations in surface air temperature.

​The howling of wind on a blustery night is believed to be caused by

Why are winds blowing over mountains generally stronger than winds blowing at the same level on either side?

Chinook winds are a common phenomenon on the east side of the Appalachians.

To protect crops and soil from wind-related erosion, windbreaks-commonly called ____________________-are planted.

Earth and Its Atmosphere

Energy - Warming the Earth and the Atmosphere

Seasonal and Daily Temperatures

Atmospheric Humidity

Condensation - Dew - Fog - and Clouds

Stability and Cloud Development

Precipitation

Air Pressure and Winds

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

Wind gusts are caused by

An offshore wind blows

The heat from a chinook wind is generated mainly by

On the eastern side of the Rocky Mountains, chinook winds are driest when

The nighttime counterpart of the sea breeze circulation is called

The slowing of the wind due to the random motion of air molecules is called

A wind rose indicates

The howling of wind on a blustery night is believed to be caused by