Question 1

The wind around a surface high-pressure centre in the northern hemisphere blows in which of the following directions?

Accepted Answer

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

Question 2

​  
-Explain whether a force is needed to keep a satellite orbiting at constant speed around the Earth and why or why not.

Accepted Answer

Yes, a force is needed to keep a satelli

Question 3

On an upper-level chart, in which direction does the wind blow?

Accepted Answer

A) It tends to blow at right angles to the isobars or contour lines. 
B) It tends to blow at constant speed. 
C) It tends to blow parallel to the contours. 
D) It tends to blow at an angle between 10 and 30 degrees to the contours and towards lower pressure. 
A) It tends to blow at right angles to the isobars or contour lines. 
B) It tends to blow at constant speed. 
C) It tends to blow parallel to the contours. 
D) It tends to blow at an angle between 10 and 30 degrees to the contours and towards lower pressure.

Question 4

In which of the following locations do winds blow slightly inward?

Accepted Answer

A) around surface low-pressure centres in the southern hemisphere 
B) at the poles in the northern and southern hemispheres 
C) around surface low-pressure centres in the northern hemisphere 
D) around surface low-pressure centres in the northern and southern hemispheres 
A) around surface low-pressure centres in the southern hemisphere 
B) at the poles in the northern and southern hemispheres 
C) around surface low-pressure centres in the northern hemisphere 
D) around surface low-pressure centres in the northern and southern hemispheres

Question 5

​  
-Who invented the mercury barometer?

Accepted Answer

A) Aristotle 
B) Newton 
C) Coriolis 
D) Torricelli 
A) Aristotle 
B) Newton 
C) Coriolis 
D) Torricelli

Question 6

The surface pressures at the bases of warm and cold columns of air are equal. Which of the following describes the air pressure in the warm column of air compared to the air pressure in the cold column?

Accepted Answer

A) It increases with increasing height more slowly than in the cold column. 
B) It increases with increasing height more rapidly than in the cold column. 
C) It decreases with increasing height more rapidly than in the cold column. 
D) It decreases with increasing height more slowly than in the cold column. 
A) It increases with increasing height more slowly than in the cold column. 
B) It increases with increasing height more rapidly than in the cold column. 
C) It decreases with increasing height more rapidly than in the cold column. 
D) It decreases with increasing height more slowly than in the cold column.

Question 7

In which of the following directions does the wind aloft in the middle latitudes of the southern hemisphere generally blow?

Accepted Answer

A) from west to east 
B) from east to west 
C) from north to south 
D) from south to north 
A) from west to east 
B) from east to west 
C) from north to south 
D) from south to north

Question 8

Which of the following describes the relation on an upper-level chart between air temperature and pressure?

Accepted Answer

A) Warm air aloft is associated with constant pressure surfaces that are found at higher altitude than normal and lower than normal atmospheric pressure aloft. 
B) Warm air aloft is associated with constant pressure surfaces that are found at lower altitude than normal and lower than normal atmospheric pressure aloft.lower; lower 
C) Warm air aloft is associated with constant pressure surfaces that are found at higher altitude than normal and higher than normal atmospheric pressure aloft. 
D) Warm air aloft is associated with constant pressure surfaces that are found at lower altitude than normal and higher than normal atmospheric pressure aloft. 
A) Warm air aloft is associated with constant pressure surfaces that are found at higher altitude than normal and lower than normal atmospheric pressure aloft. 
B) Warm air aloft is associated with constant pressure surfaces that are found at lower altitude than normal and lower than normal atmospheric pressure aloft.lower; lower 
C) Warm air aloft is associated with constant pressure surfaces that are found at higher altitude than normal and higher than normal atmospheric pressure aloft. 
D) Warm air aloft is associated with constant pressure surfaces that are found at lower altitude than normal and higher than normal atmospheric pressure aloft.

Question 9

​  
-Explain why closely spaced contour lines on an upper-level isobaric chart are associated with fast winds.

Accepted Answer

The answer of 
​  
-Explain why closely spaced contour...

Question 10

Which of the following gives the name for a wind that blows at a constant speed parallel to curved isobars or contour lines?

Accepted Answer

A) geostrophic wind 
B) cyclonic wind 
C) gradient wind 
D) convergent wind 
A) geostrophic wind 
B) cyclonic wind 
C) gradient wind 
D) convergent wind

Question 11

Which of the following describes the net force on air moving in a circle at constant speed?

Accepted Answer

A) overall null 
B) inward toward the centre of rotation 
C) outward from the centre of rotation 
D) in the direction of wind motion 
A) overall null 
B) inward toward the centre of rotation 
C) outward from the centre of rotation 
D) in the direction of wind motion

Question 12

Which of the following conditions is constant on an isobaric surface?

Accepted Answer

A) altitude 
B) temperature 
C) density 
D) pressure 
A) altitude 
B) temperature 
C) density 
D) pressure

Question 13

Referring to Newton's second law of motion, which of the following determines the acceleration of the object?

Accepted Answer

A) force and mass 
B) temperature and mass 
C) force and temperature 
D) mass and density 
A) force and mass 
B) temperature and mass 
C) force and temperature 
D) mass and density

Question 14

Which of the following must balance the vertical pressure gradient force so that the atmosphere around the Earth does not rush off into space?

Accepted Answer

A) horizontal pressure gradient force 
B) centripetal force 
C) Coriolis force 
D) gravity 
A) horizontal pressure gradient force 
B) centripetal force 
C) Coriolis force 
D) gravity

Question 15

​  
-Assuming a frictionless ice surface, a hockey puck will continue moving at a constant speed in the same direction until it strikes something. Which of the following does this scenario represent?

Accepted Answer

A) Newton's first law of motion 
B) Newton's second law of motion 
C) Newton's third law of motion 
D) centripetal force 
A) Newton's first law of motion 
B) Newton's second law of motion 
C) Newton's third law of motion 
D) centripetal force

Question 16

​  
-Explain the formation of a geostrophic wind.

Accepted Answer

Geostrophic wind is a theoretical concep

Question 17

​  
-In which side is the warmest air located?

Accepted Answer

A) on the left 
B) on the right 
A) on the left 
B) on the right

Question 18

Which of the following describes what happens to the height of the column in a mercury barometer when surface air pressure decreases?

Accepted Answer

A) It increases. 
B) It decreases. 
C) It changes momentarily, but returns to its earlier reading. 
D) It remains constant. 
A) It increases. 
B) It decreases. 
C) It changes momentarily, but returns to its earlier reading. 
D) It remains constant.

Question 19

Which of the following instruments measures air pressure?

Accepted Answer

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

Question 20

Which of the following explains why the gradient wind better approximates the actual wind than the geostrophic wind does?

Accepted Answer

A) The gradient wind takes friction into account. 
B) The gradient wind is stronger than the geostrophic wind. 
C) The gradient wind allows for curved contours. 
D) The gradient wind is in hydrostatic balance. 
A) The gradient wind takes friction into account. 
B) The gradient wind is stronger than the geostrophic wind. 
C) The gradient wind allows for curved contours. 
D) The gradient wind is in hydrostatic balance.

The wind around a surface high-pressure centre in the northern hemisphere blows in which of the following directions?

-Explain whether a force is needed to keep a satellite orbiting at constant speed around the Earth and why or why not.

On an upper-level chart, in which direction does the wind blow?

In which of the following locations do winds blow slightly inward?

-Who invented the mercury barometer?

The surface pressures at the bases of warm and cold columns of air are equal. Which of the following describes the air pressure in the warm column of air compared to the air pressure in the cold column?

In which of the following directions does the wind aloft in the middle latitudes of the southern hemisphere generally blow?

Which of the following describes the relation on an upper-level chart between air temperature and pressure?

-Explain why closely spaced contour lines on an upper-level isobaric chart are associated with fast winds.

Which of the following gives the name for a wind that blows at a constant speed parallel to curved isobars or contour lines?

Which of the following describes the net force on air moving in a circle at constant speed?

Which of the following conditions is constant on an isobaric surface?

Referring to Newton's second law of motion, which of the following determines the acceleration of the object?

Which of the following must balance the vertical pressure gradient force so that the atmosphere around the Earth does not rush off into space?

-Assuming a frictionless ice surface, a hockey puck will continue moving at a constant speed in the same direction until it strikes something. Which of the following does this scenario represent?

-Explain the formation of a geostrophic wind.

-In which side is the warmest air located?

Which of the following describes what happens to the height of the column in a mercury barometer when surface air pressure decreases?

Which of the following instruments measures air pressure?

Which of the following explains why the gradient wind better approximates the actual wind than the geostrophic wind does?

Earth and Its Atmosphere

Energy: Warming 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

Filters

Exam 8: Air Pressure and Winds

The wind around a surface high-pressure centre in the northern hemisphere blows in which of the following directions?

​ -Explain whether a force is needed to keep a satellite orbiting at constant speed around the Earth and why or why not.

On an upper-level chart, in which direction does the wind blow?

In which of the following locations do winds blow slightly inward?

​ -Who invented the mercury barometer?

The surface pressures at the bases of warm and cold columns of air are equal. Which of the following describes the air pressure in the warm column of air compared to the air pressure in the cold column?

In which of the following directions does the wind aloft in the middle latitudes of the southern hemisphere generally blow?

Which of the following describes the relation on an upper-level chart between air temperature and pressure?

​ -Explain why closely spaced contour lines on an upper-level isobaric chart are associated with fast winds.

Which of the following gives the name for a wind that blows at a constant speed parallel to curved isobars or contour lines?

Which of the following describes the net force on air moving in a circle at constant speed?

Which of the following conditions is constant on an isobaric surface?

Referring to Newton's second law of motion, which of the following determines the acceleration of the object?

Which of the following must balance the vertical pressure gradient force so that the atmosphere around the Earth does not rush off into space?

​ -Assuming a frictionless ice surface, a hockey puck will continue moving at a constant speed in the same direction until it strikes something. Which of the following does this scenario represent?

​ -Explain the formation of a geostrophic wind.

​ -In which side is the warmest air located?

Which of the following describes what happens to the height of the column in a mercury barometer when surface air pressure decreases?

Which of the following instruments measures air pressure?

Which of the following explains why the gradient wind better approximates the actual wind than the geostrophic wind does?

Earth and Its Atmosphere

Energy: Warming 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

Filters

-Explain whether a force is needed to keep a satellite orbiting at constant speed around the Earth and why or why not.

-Who invented the mercury barometer?

-Explain why closely spaced contour lines on an upper-level isobaric chart are associated with fast winds.

-Assuming a frictionless ice surface, a hockey puck will continue moving at a constant speed in the same direction until it strikes something. Which of the following does this scenario represent?

-Explain the formation of a geostrophic wind.

-In which side is the warmest air located?