Question 1

Lines connecting points of equal pressure are called

Accepted Answer

A)  isobars. 
B)  millibars. 
C)  contours. 
D)  isotherms. 
E)  a coordinate grid. 
A)  isobars. 
B)  millibars. 
C)  contours. 
D)  isotherms. 
E)  a coordinate grid.

Question 2

The surface pressures at the bases of warm and cold columns of air are equal.Air pressure in the warm column of air will ____ with increasing height ____ than in the cold column.

Accepted Answer

A)  decrease,more rapidly 
B)  decrease,more slowly 
C)  increase,more rapidly 
D)  increase,more slowly 
A)  decrease,more rapidly 
B)  decrease,more slowly 
C)  increase,more rapidly 
D)  increase,more slowly

Question 3

Which of the following instruments measures pressure?

Accepted Answer

A)  barometer 
B)  thermometer 
C)  radiometer 
D)  hygrometer 
E)  densitometer 
A)  barometer 
B)  thermometer 
C)  radiometer 
D)  hygrometer 
E)  densitometer

Question 4

The scale on an altimeter indicates altitude,but an altimeter actually measures

Accepted Answer

A)  temperature. 
B)  density. 
C)  pressure. 
D)  humidity. 
A)  temperature. 
B)  density. 
C)  pressure. 
D)  humidity.

Question 5

Suppose you stand outside and feel a fresh breeze blowing against your face.Could this be a geostrophic wind? Explain.

Accepted Answer

No, the fresh breeze you feel blowing ag

Question 6

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 
A)  fast winds,low latitude 
B)  fast winds,high latitude 
C)  slow winds,low latitude 
D)  slow winds,high latitude

Question 7

Which of the statements below is not correct concerning the pressure gradient force?

Accepted Answer

A)  The PGF points from high to low pressure in the Northern Hemisphere. 
B)  It is non-existent at the equator. 
C)  It can cause the wind to speed up or slow down. 
D)  The PGF points from high to low pressure in the Southern Hemisphere. 
A)  The PGF points from high to low pressure in the Northern Hemisphere. 
B)  It is non-existent at the equator. 
C)  It can cause the wind to speed up or slow down. 
D)  The PGF points from high to low pressure in the Southern Hemisphere.

Question 8

Winds blow slightly inward

Accepted Answer

A)  around surface low pressure centers in the Northern Hemisphere only. 
B)  around surface low pressure centers in the Southern Hemisphere only. 
C)  around surface low pressure centers in the Northern and Southern Hemispheres. 
D)  at the poles in both hemispheres. 
A)  around surface low pressure centers in the Northern Hemisphere only. 
B)  around surface low pressure centers in the Southern Hemisphere only. 
C)  around surface low pressure centers in the Northern and Southern Hemispheres. 
D)  at the poles in both hemispheres.

Question 9

Explain why it is often windy at the beach.What forces are responsible,and how do beachfront conditions differ from conditions farther inland?

Accepted Answer

It is often windy at the beach due to a

Question 10

A surface low pressure area that moves from south to north directly east of your home would most likely produce winds that shift from

Accepted Answer

A)  S to SE to E. 
B)  SE to E to SW. 
C)  N to NE to E. 
D)  W to NW to N. 
E)  NE to N to NW. 
A)  S to SE to E. 
B)  SE to E to SW. 
C)  N to NE to E. 
D)  W to NW to N. 
E)  NE to N to NW.

Question 11

The wind around a surface low pressure center in the Southern Hemisphere blows

Accepted Answer

A)  counterclockwise and outward from the center. 
B)  counterclockwise and inward toward the center. 
C)  clockwise and outward from the center. 
D)  clockwise and inward toward the center. 
A)  counterclockwise and outward from the center. 
B)  counterclockwise and inward toward the center. 
C)  clockwise and outward from the center. 
D)  clockwise and inward toward the center.

Question 12

Explain why strong upper-level divergence will cause the pressure in the center of a surface low to decrease.

Accepted Answer

The answer of Explain why strong upper-level divergence will cause...

Question 13

Which of the following relationships best describes the gas law?

Accepted Answer

A)  Pressure is proportional to density times temperature. 
B)  Density is proportional to pressure times temperature. 
C)  Temperature is proportional to density times pressure. 
D)  Temperature times pressure times density remains constant. 
A)  Pressure is proportional to density times temperature. 
B)  Density is proportional to pressure times temperature. 
C)  Temperature is proportional to density times pressure. 
D)  Temperature times pressure times density remains constant.

Question 14

Briefly explain the principle of the mercury barometer.Mercury is relatively expensive and toxic.Why do you think mercury is used in barometers instead of another fluid such as water?

Accepted Answer

A mercury barometer is an instrument use

Question 15

Net convergence of air would cause surface pressure to ____ and net divergence would cause surface pressure to ____.

Accepted Answer

A)  increase,decrease 
B)  increase,increase 
C)  decrease,decrease 
D)  decrease,increase 
A)  increase,decrease 
B)  increase,increase 
C)  decrease,decrease 
D)  decrease,increase

Question 16

Low ____ on a constant height chart corresponds to low ____ on a constant pressure chart.

Accepted Answer

A)  pressures,pressures 
B)  pressures,heights 
C)  heights,pressures 
D)  heights,heights 
A)  pressures,pressures 
B)  pressures,heights 
C)  heights,pressures 
D)  heights,heights

Question 17

On an upper-level chart,normally we find warm air associated with ____ pressure,and cold air associated with ____ pressure.

Accepted Answer

A)  high,high 
B)  high,low 
C)  low,low 
D)  low,high 
A)  high,high 
B)  high,low 
C)  low,low 
D)  low,high

Question 18

During a reversible adiabatic process,the pressure gradient force is parallel to the isobars.

Accepted Answer

A) True 
 B)False

Question 19

Sketch the wind flow patterns around surface high and low pressure centers in the Northern and Southern Hemispheres.

Accepted Answer

In the Northern Hemisphere, the wind flo

Question 20

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

Lines connecting points of equal pressure are called

The surface pressures at the bases of warm and cold columns of air are equal.Air pressure in the warm column of air will with increasing height than in the cold column.

Which of the following instruments measures pressure?

The scale on an altimeter indicates altitude,but an altimeter actually measures

Suppose you stand outside and feel a fresh breeze blowing against your face.Could this be a geostrophic wind? Explain.

Which of the following produces the strongest Coriolis force?

Which of the statements below is not correct concerning the pressure gradient force?

Winds blow slightly inward

Explain why it is often windy at the beach.What forces are responsible,and how do beachfront conditions differ from conditions farther inland?

A surface low pressure area that moves from south to north directly east of your home would most likely produce winds that shift from

The wind around a surface low pressure center in the Southern Hemisphere blows

Explain why strong upper-level divergence will cause the pressure in the center of a surface low to decrease.

Which of the following relationships best describes the gas law?

Briefly explain the principle of the mercury barometer.Mercury is relatively expensive and toxic.Why do you think mercury is used in barometers instead of another fluid such as water?

Net convergence of air would cause surface pressure to and net divergence would cause surface pressure to .

Low on a constant height chart corresponds to low on a constant pressure chart.

On an upper-level chart,normally we find warm air associated with pressure,and cold air associated with pressure.

During a reversible adiabatic process,the pressure gradient force is parallel to the isobars.

Sketch the wind flow patterns around surface high and low pressure centers in the Northern and Southern Hemispheres.

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

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Exam 8: Air Pressure and Winds

Lines connecting points of equal pressure are called

The surface pressures at the bases of warm and cold columns of air are equal.Air pressure in the warm column of air will ____ with increasing height ____ than in the cold column.

Which of the following instruments measures pressure?

The scale on an altimeter indicates altitude,but an altimeter actually measures

Suppose you stand outside and feel a fresh breeze blowing against your face.Could this be a geostrophic wind? Explain.

Which of the following produces the strongest Coriolis force?

Which of the statements below is not correct concerning the pressure gradient force?

Winds blow slightly inward

Explain why it is often windy at the beach.What forces are responsible,and how do beachfront conditions differ from conditions farther inland?

A surface low pressure area that moves from south to north directly east of your home would most likely produce winds that shift from

The wind around a surface low pressure center in the Southern Hemisphere blows

Explain why strong upper-level divergence will cause the pressure in the center of a surface low to decrease.

Which of the following relationships best describes the gas law?

Briefly explain the principle of the mercury barometer.Mercury is relatively expensive and toxic.Why do you think mercury is used in barometers instead of another fluid such as water?

Net convergence of air would cause surface pressure to ____ and net divergence would cause surface pressure to ____.

Low ____ on a constant height chart corresponds to low ____ on a constant pressure chart.

On an upper-level chart,normally we find warm air associated with ____ pressure,and cold air associated with ____ pressure.

During a reversible adiabatic process,the pressure gradient force is parallel to the isobars.

Sketch the wind flow patterns around surface high and low pressure centers in the Northern and Southern Hemispheres.

The force that would cause a stationary parcel of air to begin to move horizontally 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 and Tornadoes

Hurricanes

Earths Changing Climate

Global Climate

Air Pollution

Light, Color, and Atmospheric Optics

Filters

The surface pressures at the bases of warm and cold columns of air are equal.Air pressure in the warm column of air will with increasing height than in the cold column.

Net convergence of air would cause surface pressure to and net divergence would cause surface pressure to .

Low on a constant height chart corresponds to low on a constant pressure chart.

On an upper-level chart,normally we find warm air associated with pressure,and cold air associated with pressure.