Question 1

Cyclonic airflow is characterized by:

Accepted Answer

A) divergence aloft and convergence at the surface. 
B) convergence aloft and divergence at the surface. 
C) divergence both at the surface and aloft. 
D) convergence both at the surface and aloft. 
A) divergence aloft and convergence at the surface. 
B) convergence aloft and divergence at the surface. 
C) divergence both at the surface and aloft. 
D) convergence both at the surface and aloft.

Question 2

According to researchers at University of Colorado Denver,what was the most important factor in the high number of home runs at Coors Field?

Accepted Answer

A) The predominant summer wind direction is in favor of the batter. 
B) The thin air allows the ball to fly further. 
C) The lower temperatures help athletes not to overheat. 
D) The thin air allows the batter to obtain better auditory cues about the pitch. 
A) The predominant summer wind direction is in favor of the batter. 
B) The thin air allows the ball to fly further. 
C) The lower temperatures help athletes not to overheat. 
D) The thin air allows the batter to obtain better auditory cues about the pitch.

Question 3

A steep pressure gradient indicates strong winds.

Accepted Answer

A) True 
 B)False

Question 4

Friction at the surface results in a stronger Coriolis force.

Accepted Answer

A) True 
 B)False

Question 5

When geostrophic conditions exist in the atmosphere,the net force on the moving air is:

Accepted Answer

A) called a centrifugal force. 
B) zero. 
C) large when the wind speed is slow. 
D) called a centripetal force. 
E) large since the wind speed is fast. 
A) called a centrifugal force. 
B) zero. 
C) large when the wind speed is slow. 
D) called a centripetal force. 
E) large since the wind speed is fast.

Question 6

-Refer to the map above.The black lines on the map are called ________ and they represent lines of equal ________.

Accepted Answer

A) isobars;pressure 
B) isotherms;temperature 
C) isotherms;pressure 
D) isodrosotherms;humidity 
A) isobars;pressure 
B) isotherms;temperature 
C) isotherms;pressure 
D) isodrosotherms;humidity

Question 7

-Identify the choice above that represents low pressure center in the Northern Hemisphere.

Accepted Answer

A) graph a 
B) graph b 
C) graph c 
D) both a and b 
E) none of these 
A) graph a 
B) graph b 
C) graph c 
D) both a and b 
E) none of these

Question 8

Neglecting friction,the speed and direction of the horizontal wind are determined by:

Accepted Answer

A) temperature and humidity. 
B) viscosity and turbulence. 
C) pressure gradient and Coriolis. 
D) gravity and humidity. 
E) only gravity. 
A) temperature and humidity. 
B) viscosity and turbulence. 
C) pressure gradient and Coriolis. 
D) gravity and humidity. 
E) only gravity.

Question 9

If air pressure is reduced by one-half for every five-kilometer increase in altitude,what would be the air pressure at a height of 25 kilometers as a fraction of sea-level air pressure?

Accepted Answer

A) 1/32 
B) 1/8 
C) 1/64 
D) 1/4 
E) 1/16 
A) 1/32 
B) 1/8 
C) 1/64 
D) 1/4 
E) 1/16

Question 10

The force that generates wind is:

Accepted Answer

A) pressure gradient force. 
B) friction. 
C) gravity. 
D) Coriolis force. 
E) centrifugal force. 
A) pressure gradient force. 
B) friction. 
C) gravity. 
D) Coriolis force. 
E) centrifugal force.

Question 11

The sea breeze is a simple thermal circulation that does not involve a pressure gradient.

Accepted Answer

A) True 
 B)False

Question 12

The main cause of the sea breeze is the unequal heating of land and water.

Accepted Answer

A) True 
 B)False

Question 13

The addition of water vapor will cause the density of air to:

Accepted Answer

A) decrease. 
B) increase. 
C) stay the same. 
D) vary widely in a horizontal direction. 
A) decrease. 
B) increase. 
C) stay the same. 
D) vary widely in a horizontal direction.

Question 14

The Coriolis effect influences the wind by:

Accepted Answer

A) decreasing the wind speed. 
B) changing the direction of the wind. 
C) increasing the wind speed. 
D) starting the air motion. 
A) decreasing the wind speed. 
B) changing the direction of the wind. 
C) increasing the wind speed. 
D) starting the air motion.

Question 15

The most fundamental reason for all atmospheric motions is the non-uniform heating of the earth by the Sun.

Accepted Answer

A) True 
 B)False

Question 16

A steep pressure gradient:

Accepted Answer

A) produces light winds. 
B) produces strong winds. 
C) is only possible in the tropics. 
D) would be depicted by widely spaced isobars. 
A) produces light winds. 
B) produces strong winds. 
C) is only possible in the tropics. 
D) would be depicted by widely spaced isobars.

Question 17

Cyclones are characterized by converging surface winds and rising air.

Accepted Answer

A) True 
 B)False

Question 18

The most important force causing the air's motion is due to the earth's rotation.

Accepted Answer

A) True 
 B)False

Question 19

What is a limitation of an altimeter that pilots must account for?

Accepted Answer

A) It has a low battery life at high altitudes. 
B) Its readings may be too low or too high if the temperature varies from the expected. 
C) Corrections are not as accurate at low levels as they are at higher levels. 
D) They can't ever be used to determine altitude - only pressure. 
A) It has a low battery life at high altitudes. 
B) Its readings may be too low or too high if the temperature varies from the expected. 
C) Corrections are not as accurate at low levels as they are at higher levels. 
D) They can't ever be used to determine altitude - only pressure.

Question 20

Air pressure is exerted in all directions.

Accepted Answer

A) True 
 B)False

Cyclonic airflow is characterized by:

According to researchers at University of Colorado Denver,what was the most important factor in the high number of home runs at Coors Field?

A steep pressure gradient indicates strong winds.

Friction at the surface results in a stronger Coriolis force.

When geostrophic conditions exist in the atmosphere,the net force on the moving air is:

-Refer to the map above.The black lines on the map are called and they represent lines of equal .

-Identify the choice above that represents low pressure center in the Northern Hemisphere.

Neglecting friction,the speed and direction of the horizontal wind are determined by:

If air pressure is reduced by one-half for every five-kilometer increase in altitude,what would be the air pressure at a height of 25 kilometers as a fraction of sea-level air pressure?

The force that generates wind is:

The sea breeze is a simple thermal circulation that does not involve a pressure gradient.

The main cause of the sea breeze is the unequal heating of land and water.

The addition of water vapor will cause the density of air to:

The Coriolis effect influences the wind by:

The most fundamental reason for all atmospheric motions is the non-uniform heating of the earth by the Sun.

A steep pressure gradient:

Cyclones are characterized by converging surface winds and rising air.

The most important force causing the air's motion is due to the earth's rotation.

What is a limitation of an altimeter that pilots must account for?

Air pressure is exerted in all directions.

Introduction to the Atmosphere

Heating Earths Surface and Atmosphere

Temperature

Moisture and Atmospheric Stability

Forms of Condensation and Precipitation

Circulation of the Atmosphere

Air Masses

Weather Patterns

Thunderstorms and Tornadoes

Hurricanes

Weather Analysis and Forecasting

Air Pollution

The Changing Climate

World Climates

Optical Phenomena of the Atmosphere

Filters

Exam 6: Air Pressure and Winds

Cyclonic airflow is characterized by:

According to researchers at University of Colorado Denver,what was the most important factor in the high number of home runs at Coors Field?

A steep pressure gradient indicates strong winds.

Friction at the surface results in a stronger Coriolis force.

When geostrophic conditions exist in the atmosphere,the net force on the moving air is:

-Refer to the map above.The black lines on the map are called ________ and they represent lines of equal ________.

-Identify the choice above that represents low pressure center in the Northern Hemisphere.

Neglecting friction,the speed and direction of the horizontal wind are determined by:

If air pressure is reduced by one-half for every five-kilometer increase in altitude,what would be the air pressure at a height of 25 kilometers as a fraction of sea-level air pressure?

The force that generates wind is:

The sea breeze is a simple thermal circulation that does not involve a pressure gradient.

The main cause of the sea breeze is the unequal heating of land and water.

The addition of water vapor will cause the density of air to:

The Coriolis effect influences the wind by:

The most fundamental reason for all atmospheric motions is the non-uniform heating of the earth by the Sun.

A steep pressure gradient:

Cyclones are characterized by converging surface winds and rising air.

The most important force causing the air's motion is due to the earth's rotation.

What is a limitation of an altimeter that pilots must account for?

Air pressure is exerted in all directions.

Introduction to the Atmosphere

Heating Earths Surface and Atmosphere

Temperature

Moisture and Atmospheric Stability

Forms of Condensation and Precipitation

Circulation of the Atmosphere

Air Masses

Weather Patterns

Thunderstorms and Tornadoes

Hurricanes

Weather Analysis and Forecasting

Air Pollution

The Changing Climate

World Climates

Optical Phenomena of the Atmosphere

Filters

-Refer to the map above.The black lines on the map are called and they represent lines of equal .