Question 1

List and briefly describe the four forces that shape the speed and direction of winds.

Accepted Answer

Gravity: compresses the atmosphere; coun

Question 2

Describe the formation of ridges and troughs in the upper atmosphere and how they are connected with weather patterns.

Accepted Answer

High pressure ridges typically bend pole

Question 3

Which best describes the eruption of Mount Pinatubo in June 1991?

Accepted Answer

A) It demonstrated that localized circulation can curtail widespread dispersal of aerosols. 
B) It erupted unexpectedly,inhibiting scientists from monitoring its effects. 
C) It had little global effect and was mostly isolated to the Philippines. 
D) It provided a unique opportunity to assess the dynamics of global atmospheric circulation. 
A) It demonstrated that localized circulation can curtail widespread dispersal of aerosols. 
B) It erupted unexpectedly,inhibiting scientists from monitoring its effects. 
C) It had little global effect and was mostly isolated to the Philippines. 
D) It provided a unique opportunity to assess the dynamics of global atmospheric circulation.

Question 4

Which pairs the wind direction between 30° N latitude and the equator with the pressure zone from which they come as they blow toward the ITCZ?

Accepted Answer

A) NE; subtropical high. 
B) NW; subtropical high. 
C) SE; subtropical high. 
D) SW; subtropical high. 
A) NE; subtropical high. 
B) NW; subtropical high. 
C) SE; subtropical high. 
D) SW; subtropical high.

Question 5

Within Canada,where is the area best suited for wind energy development based on predicted average wind speeds?

Accepted Answer

A) The land along the west coast. 
B) The land along the east coast. 
C) Southern British Columbia. 
D) The Prairies. 
A) The land along the west coast. 
B) The land along the east coast. 
C) Southern British Columbia. 
D) The Prairies.

Question 6

Scientists think that melting Arctic Sea ice may have which of the following consequences?

Accepted Answer

A) A strengthening of the jet stream. 
B) Warmer conditions in the United States and Europe. 
C) Low pressure conditions over Greenland. 
D) Larger meanders in the jet stream. 
A) A strengthening of the jet stream. 
B) Warmer conditions in the United States and Europe. 
C) Low pressure conditions over Greenland. 
D) Larger meanders in the jet stream.

Question 7

Which is the normal range for air pressure at sea level?

Accepted Answer

A) 500 to 1000 mb. 
B) 100 to 650 mb. 
C) 980-1050 mb. 
D) 1060-2010 mb. 
A) 500 to 1000 mb. 
B) 100 to 650 mb. 
C) 980-1050 mb. 
D) 1060-2010 mb.

Question 8

Which of the following best describes the areas between 20° to 35° north latitude and 20° to 35° south?

Accepted Answer

A) The largest zones of water surpluses in the world. 
B) Warm and wet conditions,and the world's great tropical forests. 
C) The world's arid and semi-arid desert regions. 
D) Cyclonic systems of low pressure. 
A) The largest zones of water surpluses in the world. 
B) Warm and wet conditions,and the world's great tropical forests. 
C) The world's arid and semi-arid desert regions. 
D) Cyclonic systems of low pressure.

Question 9

Which of the following best describes winds spiralling counterclockwise into a low pressure area in the Northern Hemisphere?

Accepted Answer

A) Cyclonic. 
B) Anticyclonic. 
C) Geostrophic. 
D) Meridional. 
A) Cyclonic. 
B) Anticyclonic. 
C) Geostrophic. 
D) Meridional.

Question 10

The global spread of low-level radioactive contamination for Japan's Fukushima power plant in 2011 illustrates transboundary issues associated with atmospheric circulation.

Accepted Answer

A) True 
 B)False

Question 11

Katabatic winds typically occur in relatively flat terrain.

Accepted Answer

A) True 
 B)False

Question 12

Surface currents are mainly driven by temperature and salinity differences.

Accepted Answer

A) True 
 B)False

Question 13

Which is an instrument used to measure wind speed?

Accepted Answer

A) An anemometer. 
B) A wind vane. 
C) A barometer. 
D) A sling psychrometer. 
A) An anemometer. 
B) A wind vane. 
C) A barometer. 
D) A sling psychrometer.

Question 14

Which describes the condition of the air when the highest ever surface air pressure was recorded?

Accepted Answer

A) Very cold. 
B) Very warm. 
C) Very wet. 
D) Very high above the surface of Earth. 
A) Very cold. 
B) Very warm. 
C) Very wet. 
D) Very high above the surface of Earth.

Question 15

Upwelling brings cool,nutrient rich water to the surface.

Accepted Answer

A) True 
 B)False

Question 16

Which of the following is true about electricity generated by wind?

Accepted Answer

A) It is cost-competitive with electricity generated by coal,oil,and nuclear. 
B) Turbines have been installed in only 10 countries. 
C) It could increase carbon dioxide emissions. 
D) Scientific studies have proven that it is dangerous for migratory bird species. 
A) It is cost-competitive with electricity generated by coal,oil,and nuclear. 
B) Turbines have been installed in only 10 countries. 
C) It could increase carbon dioxide emissions. 
D) Scientific studies have proven that it is dangerous for migratory bird species.

Question 17

Which is the average height of a column of mercury (Hg)in a barometer at sea level?

Accepted Answer

A) 760 mm (76 cm). 
B) 1013 metres. 
C) 29.00 millibars. 
D) This cannot be determined without knowing air temperature. 
A) 760 mm (76 cm). 
B) 1013 metres. 
C) 29.00 millibars. 
D) This cannot be determined without knowing air temperature.

Question 18

If surface winds were influenced only by the pressure gradient force and Coriolis force (i.e.without the frictional force),how would wind be affected?

Accepted Answer

A) Wind would flow in a straight line from areas of higher to lower pressure. 
B) Wind would flow parallel to isobars and at high rates of speed. 
C) There would be no wind at all. 
D) The effects would vary depending on surface texture. 
A) Wind would flow in a straight line from areas of higher to lower pressure. 
B) Wind would flow parallel to isobars and at high rates of speed. 
C) There would be no wind at all. 
D) The effects would vary depending on surface texture.

Question 19

Chinook winds are hot and dry and often contribute to wildfire conditions.

Accepted Answer

A) True 
 B)False

Question 20

Explain the occurrence of land and sea breezes and mountain and valley breezes.

Accepted Answer

Land and sea breezes are caused by the d

List and briefly describe the four forces that shape the speed and direction of winds.

Describe the formation of ridges and troughs in the upper atmosphere and how they are connected with weather patterns.

Which best describes the eruption of Mount Pinatubo in June 1991?

Which pairs the wind direction between 30° N latitude and the equator with the pressure zone from which they come as they blow toward the ITCZ?

Within Canada,where is the area best suited for wind energy development based on predicted average wind speeds?

Scientists think that melting Arctic Sea ice may have which of the following consequences?

Which is the normal range for air pressure at sea level?

Which of the following best describes the areas between 20° to 35° north latitude and 20° to 35° south?

Which of the following best describes winds spiralling counterclockwise into a low pressure area in the Northern Hemisphere?

The global spread of low-level radioactive contamination for Japan's Fukushima power plant in 2011 illustrates transboundary issues associated with atmospheric circulation.

Katabatic winds typically occur in relatively flat terrain.

Surface currents are mainly driven by temperature and salinity differences.

Which is an instrument used to measure wind speed?

Which describes the condition of the air when the highest ever surface air pressure was recorded?

Upwelling brings cool,nutrient rich water to the surface.

Which of the following is true about electricity generated by wind?

Which is the average height of a column of mercury (Hg)in a barometer at sea level?

If surface winds were influenced only by the pressure gradient force and Coriolis force (i.e.without the frictional force),how would wind be affected?

Chinook winds are hot and dry and often contribute to wildfire conditions.

Explain the occurrence of land and sea breezes and mountain and valley breezes.

Essentials of Geography

Solar Energy to Earth and the Seasons

Earths Modern Atmosphere

Atmosphere and Surface Energy Balances

Global Temperatures

Water and Atmospheric Moisture

Weather

Water Resources

Global Climate Systems

Climate Change

The Dynamic Planet

Tectonics, earthquakes, and Volcanism

Weathering, karst Landscapes, and Mass Movement

River Systems

Oceans, coastal Processes, and Wind Processes

Glacial and Periglacial Landscapes

The Geography of Soils

Ecosystem Essentials

Terrestrial Biomes

Filters

Exam 6: Atmospheric and Oceanic Circulations

List and briefly describe the four forces that shape the speed and direction of winds.

Describe the formation of ridges and troughs in the upper atmosphere and how they are connected with weather patterns.

Which best describes the eruption of Mount Pinatubo in June 1991?

Which pairs the wind direction between 30° N latitude and the equator with the pressure zone from which they come as they blow toward the ITCZ?

Within Canada,where is the area best suited for wind energy development based on predicted average wind speeds?

Scientists think that melting Arctic Sea ice may have which of the following consequences?

Which is the normal range for air pressure at sea level?

Which of the following best describes the areas between 20° to 35° north latitude and 20° to 35° south?

Which of the following best describes winds spiralling counterclockwise into a low pressure area in the Northern Hemisphere?

The global spread of low-level radioactive contamination for Japan's Fukushima power plant in 2011 illustrates transboundary issues associated with atmospheric circulation.

Katabatic winds typically occur in relatively flat terrain.

Surface currents are mainly driven by temperature and salinity differences.

Which is an instrument used to measure wind speed?

Which describes the condition of the air when the highest ever surface air pressure was recorded?

Upwelling brings cool,nutrient rich water to the surface.

Which of the following is true about electricity generated by wind?

Which is the average height of a column of mercury (Hg)in a barometer at sea level?

If surface winds were influenced only by the pressure gradient force and Coriolis force (i.e.without the frictional force),how would wind be affected?

Chinook winds are hot and dry and often contribute to wildfire conditions.

Explain the occurrence of land and sea breezes and mountain and valley breezes.

Essentials of Geography

Solar Energy to Earth and the Seasons

Earths Modern Atmosphere

Atmosphere and Surface Energy Balances

Global Temperatures

Water and Atmospheric Moisture

Weather

Water Resources

Global Climate Systems

Climate Change

The Dynamic Planet

Tectonics, earthquakes, and Volcanism

Weathering, karst Landscapes, and Mass Movement

River Systems

Oceans, coastal Processes, and Wind Processes

Glacial and Periglacial Landscapes

The Geography of Soils

Ecosystem Essentials

Terrestrial Biomes

Filters