Question 1

Surface pressure is unaffected by the relationship between upper-level divergence and surface convergence.

Accepted Answer

A) True 
 B)False

Question 2

In the Northern Hemisphere,the average height of contour lines on an upper-level isobaric chart tend to decrease northward.

Accepted Answer

A) True 
 B)False

Question 3

The friction layer usually extends upward to an altitude near ____ above the surface.​

Accepted Answer

A) 100 m 
B) 200 m 
C) ​1,000 m 
D) ​1,500 m 
E) ​2,000 m 
A) 100 m 
B) 200 m 
C) ​1,000 m 
D) ​1,500 m 
E) ​2,000 m

Question 4

List the information that can be derived from studying the direction and spacing of contour lines and isobars.

Accepted Answer

Contour lines are lines connecting point

Question 5

Suppose a parcel of air has a given temperature,pressure,and density.If the parcel's size remains the same while its temperature increases,then the air pressure inside the parcel will​

Accepted Answer

A) decrease. 
B) decrease,but will not drop below 1,000 mb. 
C) ​increase. 
D) ​remain constant. 
E) ​decrease to well below 1,000 mb. 
A) decrease. 
B) decrease,but will not drop below 1,000 mb. 
C) ​increase. 
D) ​remain constant. 
E) ​decrease to well below 1,000 mb.

Question 6

It takes a larger column of cold,more-dense air to exert the same surface pressure as a taller column of warm,less-dense air.

Accepted Answer

A) True 
 B)False

Question 7

The contour lines drawn on a 500 mb chart are lines of constant​

Accepted Answer

A) wind speed. 
B) pressure. 
C) ​density. 
D) ​wind direction. 
E) ​temperature. 
A) wind speed. 
B) pressure. 
C) ​density. 
D) ​wind direction. 
E) ​temperature.

Question 8

If you (in the Northern Hemisphere)stand with the wind aloft to your back,lower pressure will be to your right and higher pressure to your left.

Accepted Answer

A) True 
 B)False

Question 9

Which of the following produces the strongest Coriolis force?​

Accepted Answer

A) fast winds;low latitude 
B) fast winds;high latitude 
C) ​slow winds;low latitude 
D) ​slow winds;high latitude 
E) ​fast winds;intermediate altitude 
A) fast winds;low latitude 
B) fast winds;high latitude 
C) ​slow winds;low latitude 
D) ​slow winds;high latitude 
E) ​fast winds;intermediate altitude

Question 10

The force that would cause a stationary parcel of air to begin to move horizontally is called the​

Accepted Answer

A) Coriolis force. 
B) pressure gradient force. 
C) ​centripetal force. 
D) ​frictional force. 
E) ​gravitational force. 
A) Coriolis force. 
B) pressure gradient force. 
C) ​centripetal force. 
D) ​frictional force. 
E) ​gravitational force.

Question 11

Describe how the wind blows around highs and lows aloft and near the surface (a)in the Northern Hemisphere and (b)in the Southern Hemisphere.

Accepted Answer

In the Northern Hemisphere highs have a

Question 12

Because lows are also known as cyclones,the flow of air around them is often called ____________________.

Accepted Answer

The answer of Because lows are also known as cyclones,the...

Question 13

Because water is 13.6 times less dense than mercury,an atmospheric pressure of 76 cm (30 in.)of mercury would be equivalent to 1034 cm (408 in.)of water.Therefore,a water barometer resting on the ground near sea level would have to be read from a ladder over ____ tall.​

Accepted Answer

A) 5 m (16 ft) 
B) 10 m (33 ft) 
C) ​15 m (49 ft) 
D) ​20 m (66 ft) 
E) ​25 m (82 ft) 
A) 5 m (16 ft) 
B) 10 m (33 ft) 
C) ​15 m (49 ft) 
D) ​20 m (66 ft) 
E) ​25 m (82 ft)

Question 14

In the tropics,daily (diurnal)fluctuations of pressure appear to be due primarily to the absorption of solar energy by ozone in the upper atmosphere and by water vapor in the lower atmosphere.

Accepted Answer

A) True 
 B)False

Question 15

On a sunny day,an aneroid barometer would indicate "____" weather when carried to the top of a hill or mountain.​

Accepted Answer

A) fair 
B) sunny 
C) ​cold 
D) ​wet 
E) ​stormy 
A) fair 
B) sunny 
C) ​cold 
D) ​wet 
E) ​stormy

Question 16

Hydrostatic equilibrium does not exist in violent thunderstorms and tornadoes,where the air shows appreciable vertical acceleration.

Accepted Answer

A) True 
 B)False

Question 17

In the tropics,pressure rises and falls in a regular pattern ____ a day.​

Accepted Answer

A) once 
B) twice 
C) ​three times 
D) ​four times 
E) ​ five times 
A) once 
B) twice 
C) ​three times 
D) ​four times 
E) ​ five times

Question 18

According to Newton's second law,an object will always accelerate in the direction of the total force acting on it.Therefore,to determine in which direction the wind will blow,we must identify and examine all of the forces that affect the horizontal movement of air.These forces are the ____________________ force,the ____________________ force,and the Coriolis force.

Accepted Answer

pressure gradient;frictional
f

Question 19

The unit of pressure most commonly found on a surface weather map is​

Accepted Answer

A) inches of mercury. 
B) millibars or hectopascals. 
C) ​pounds per square inch. 
D) ​atmospheres. 
E) ​torr. 
A) inches of mercury. 
B) millibars or hectopascals. 
C) ​pounds per square inch. 
D) ​atmospheres. 
E) ​torr.

Question 20

The amount of pressure change that occurs over a given horizontal distance is called the​

Accepted Answer

A) pressure tendency. 
B) Coriolis parameter. 
C) ​pressure gradient. 
D) ​potential gradient. 
E) ​slope. 
A) pressure tendency. 
B) Coriolis parameter. 
C) ​pressure gradient. 
D) ​potential gradient. 
E) ​slope.

Surface pressure is unaffected by the relationship between upper-level divergence and surface convergence.

In the Northern Hemisphere,the average height of contour lines on an upper-level isobaric chart tend to decrease northward.

The friction layer usually extends upward to an altitude near ____ above the surface.

List the information that can be derived from studying the direction and spacing of contour lines and isobars.

Suppose a parcel of air has a given temperature,pressure,and density.If the parcel's size remains the same while its temperature increases,then the air pressure inside the parcel will

It takes a larger column of cold,more-dense air to exert the same surface pressure as a taller column of warm,less-dense air.

The contour lines drawn on a 500 mb chart are lines of constant

If you (in the Northern Hemisphere)stand with the wind aloft to your back,lower pressure will be to your right and higher pressure to your left.

Which of the following produces the strongest Coriolis force?

The force that would cause a stationary parcel of air to begin to move horizontally is called the

Describe how the wind blows around highs and lows aloft and near the surface (a)in the Northern Hemisphere and (b)in the Southern Hemisphere.

Because lows are also known as cyclones,the flow of air around them is often called ____________________.

Because water is 13.6 times less dense than mercury,an atmospheric pressure of 76 cm (30 in.)of mercury would be equivalent to 1034 cm (408 in.)of water.Therefore,a water barometer resting on the ground near sea level would have to be read from a ladder over ____ tall.

In the tropics,daily (diurnal)fluctuations of pressure appear to be due primarily to the absorption of solar energy by ozone in the upper atmosphere and by water vapor in the lower atmosphere.

On a sunny day,an aneroid barometer would indicate "____" weather when carried to the top of a hill or mountain.

Hydrostatic equilibrium does not exist in violent thunderstorms and tornadoes,where the air shows appreciable vertical acceleration.

In the tropics,pressure rises and falls in a regular pattern ____ a day.

The unit of pressure most commonly found on a surface weather map is

The amount of pressure change that occurs over a given horizontal distance is called the

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Exam 8: Air Pressure and Winds

Surface pressure is unaffected by the relationship between upper-level divergence and surface convergence.

In the Northern Hemisphere,the average height of contour lines on an upper-level isobaric chart tend to decrease northward.

The friction layer usually extends upward to an altitude near ____ above the surface.​

List the information that can be derived from studying the direction and spacing of contour lines and isobars.

Suppose a parcel of air has a given temperature,pressure,and density.If the parcel's size remains the same while its temperature increases,then the air pressure inside the parcel will​

It takes a larger column of cold,more-dense air to exert the same surface pressure as a taller column of warm,less-dense air.

The contour lines drawn on a 500 mb chart are lines of constant​

If you (in the Northern Hemisphere)stand with the wind aloft to your back,lower pressure will be to your right and higher pressure to your left.

Which of the following produces the strongest Coriolis force?​

The force that would cause a stationary parcel of air to begin to move horizontally is called the​

Describe how the wind blows around highs and lows aloft and near the surface (a)in the Northern Hemisphere and (b)in the Southern Hemisphere.

Because lows are also known as cyclones,the flow of air around them is often called ____________________.

Because water is 13.6 times less dense than mercury,an atmospheric pressure of 76 cm (30 in.)of mercury would be equivalent to 1034 cm (408 in.)of water.Therefore,a water barometer resting on the ground near sea level would have to be read from a ladder over ____ tall.​

In the tropics,daily (diurnal)fluctuations of pressure appear to be due primarily to the absorption of solar energy by ozone in the upper atmosphere and by water vapor in the lower atmosphere.

On a sunny day,an aneroid barometer would indicate "____" weather when carried to the top of a hill or mountain.​

Hydrostatic equilibrium does not exist in violent thunderstorms and tornadoes,where the air shows appreciable vertical acceleration.

In the tropics,pressure rises and falls in a regular pattern ____ a day.​

The unit of pressure most commonly found on a surface weather map is​

The amount of pressure change that occurs over a given horizontal distance is called the​

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

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 friction layer usually extends upward to an altitude near ____ above the surface.

Suppose a parcel of air has a given temperature,pressure,and density.If the parcel's size remains the same while its temperature increases,then the air pressure inside the parcel will

The contour lines drawn on a 500 mb chart are lines of constant

Which of the following produces the strongest Coriolis force?

The force that would cause a stationary parcel of air to begin to move horizontally is called the

Because water is 13.6 times less dense than mercury,an atmospheric pressure of 76 cm (30 in.)of mercury would be equivalent to 1034 cm (408 in.)of water.Therefore,a water barometer resting on the ground near sea level would have to be read from a ladder over ____ tall.

On a sunny day,an aneroid barometer would indicate "____" weather when carried to the top of a hill or mountain.

In the tropics,pressure rises and falls in a regular pattern ____ a day.

The unit of pressure most commonly found on a surface weather map is

The amount of pressure change that occurs over a given horizontal distance is called the