Question 1

Air pressure decreases with height more rapidly in cold air than in warm air.

Accepted Answer

A) True 
 B)False

Question 2

Because of friction,surface winds move ____ winds aloft with the same pressure gradient.​

Accepted Answer

A) more slowly than 
B) at the same speed as 
C) ​faster than 
D) ​twice as fast as 
E) ​at half the speed as

Question 3

The wind around a surface high pressure center in the Northern 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. 
E) ​clockwise and parallel to the center.

Question 4

Pressure changes​

Accepted Answer

A) more rapidly in the horizontal direction than in the vertical. 
B) more rapidly in the vertical direction than in the horizontal. 
C) ​at the same rate in the horizontal and vertical directions. 
D) ​more rapidly in the vertical over land than over the ocean. 
E) ​more rapidly in the horizontal over land than over the ocean.

Question 5

The Coriolis force acts at a ____ degree angle to the wind​.

Accepted Answer

A) 10 
B) 20 
C) ​30 
D) 45 
E) 90 ​

Question 6

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 
E) ​remain the same;remain the same

Question 7

Lines connecting points of equal pressure are called

Accepted Answer

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

Question 8

Isobaric surfaces are ____ in warm,less-dense air and ____in cold,more-dense air.​

Accepted Answer

A) lower;higher 
B) higher;lower 
C) ​constant;unstable 
D) ​unstable;constant 
E) ​nonexistent;stable

Question 9

Horizontal pressure variations cause air to move from areas of _____ pressure to areas of ____ pressure.​

Accepted Answer

A) high;low 
B) low;high 
C) ​low;low 
D) ​high;high 
E) ​high;higher

Question 10

Warm air aloft is associated with constant pressure surfaces that are found at ____ altitudes than normal and ____ normal atmospheric pressure aloft.​

Accepted Answer

A) higher;higher than 
B) higher;lower than 
C) ​lower;higher than 
D) ​lower;lower than 
E) ​lower;the same as

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. 
E) ​clockwise and either outward or inward.

Question 12

What is considered standard sea-level atmospheric pressure in millibars?​

Accepted Answer

A) 101.25 mb 
B) 103.25 mb 
C) ​1013.52 mb 
D) ​1031.25 mb 
E) ​1013.25 mb

Question 13

Meridional wind-flow patterns go​

Accepted Answer

A) from either north-to-south or south-to-north. 
B) from north-to-south. 
C) ​from south-to-north. 
D) ​from east-to-west. 
E) ​from either east-to-west or west-to-east.

Question 14

We can generally expect the air to be ____________________ above areas of surface low pressure and ____________________ above areas of surface high pressure.

Accepted Answer

The answer of We can generally expect the air to...

Question 15

Describe Buy's Ballots law.

Accepted Answer

The answer of Describe Buy's Ballots law....

Question 16

On an isobaric surface,

Accepted Answer

A) altitude is constant. 
B) temperature is constant. 
C) ​pressure is constant. 
D) ​precipitation is constant. 
E) ​cloud coverage is constant.

Question 17

The most common type of home barometer is called the ____________________ barometer.

Accepted Answer

The answer of The most common type of home barometer...

Question 18

A station at an altitude of 900 m (about 3,000 feet)above sea level measures an air pressure of 930 mb.Under normal conditions,which of the values below do you think would be the most realistic sea level pressure for this station?

Accepted Answer

A) 840 mb 
B) 930 mb 
C) ​1,020 mb 
D) ​1,830 mb 
E) ​1,340 mb

Question 19

Atmospheric air pressure always ____________________ with height.

Accepted Answer

The answer of Atmospheric air pressure always ____________________ with height....

Question 20

If upper-level divergence exceeds surface convergence,the air pressure at the center of the surface low will​

Accepted Answer

A) be unaffected. 
B) double. 
C) ​triple. 
D) ​increase. 
E) ​decrease.

Exam 8: Air Pressure and Winds

Air pressure decreases with height more rapidly in cold air than in warm air.

Because of friction,surface winds move ____ winds aloft with the same pressure gradient.

The wind around a surface high pressure center in the Northern Hemisphere blows

Pressure changes

The Coriolis force acts at a ____ degree angle to the wind.

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

Lines connecting points of equal pressure are called

Isobaric surfaces are in warm,less-dense air and in cold,more-dense air.

Horizontal pressure variations cause air to move from areas of _ pressure to areas of pressure.

Warm air aloft is associated with constant pressure surfaces that are found at altitudes than normal and normal atmospheric pressure aloft.

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

What is considered standard sea-level atmospheric pressure in millibars?

Meridional wind-flow patterns go

We can generally expect the air to be above areas of surface low pressure and above areas of surface high pressure.

Describe Buy's Ballots law.

On an isobaric surface,

The most common type of home barometer is called the ____________________ barometer.

A station at an altitude of 900 m (about 3,000 feet) above sea level measures an air pressure of 930 mb.Under normal conditions,which of the values below do you think would be the most realistic sea level pressure for this station?

Atmospheric air pressure always ____________________ with height.

If upper-level divergence exceeds surface convergence,the air pressure at the center of the surface low will

Exam 8: Air Pressure and Winds

Air pressure decreases with height more rapidly in cold air than in warm air.

Because of friction,surface winds move ____ winds aloft with the same pressure gradient.​

The wind around a surface high pressure center in the Northern Hemisphere blows​

Pressure changes​

The Coriolis force acts at a ____ degree angle to the wind​.

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

Lines connecting points of equal pressure are called

Isobaric surfaces are ____ in warm,less-dense air and ____in cold,more-dense air.​

Horizontal pressure variations cause air to move from areas of _____ pressure to areas of ____ pressure.​

Warm air aloft is associated with constant pressure surfaces that are found at ____ altitudes than normal and ____ normal atmospheric pressure aloft.​

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

What is considered standard sea-level atmospheric pressure in millibars?​

Meridional wind-flow patterns go​

We can generally expect the air to be ____________________ above areas of surface low pressure and ____________________ above areas of surface high pressure.

Describe Buy's Ballots law.

On an isobaric surface,

The most common type of home barometer is called the ____________________ barometer.

A station at an altitude of 900 m (about 3,000 feet) above sea level measures an air pressure of 930 mb.Under normal conditions,which of the values below do you think would be the most realistic sea level pressure for this station?

Atmospheric air pressure always ____________________ with height.

If upper-level divergence exceeds surface convergence,the air pressure at the center of the surface low will​

Because of friction,surface winds move ____ winds aloft with the same pressure gradient.

The wind around a surface high pressure center in the Northern Hemisphere blows

Pressure changes

The Coriolis force acts at a ____ degree angle to the wind.

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

Isobaric surfaces are in warm,less-dense air and in cold,more-dense air.

Horizontal pressure variations cause air to move from areas of _ pressure to areas of pressure.

Warm air aloft is associated with constant pressure surfaces that are found at altitudes than normal and normal atmospheric pressure aloft.

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

What is considered standard sea-level atmospheric pressure in millibars?

Meridional wind-flow patterns go

We can generally expect the air to be above areas of surface low pressure and above areas of surface high pressure.

If upper-level divergence exceeds surface convergence,the air pressure at the center of the surface low will