Question 1

Which of the following is NOT influenced by the Pacific Decadal Oscillation (PDO)?

Accepted Answer

A) Sea-surface temperatures 
B) Wind directions and strengths 
C) Populations of salmon 
D) Lengths of glaciers 
E) All of these choices are correct 
A) Sea-surface temperatures 
B) Wind directions and strengths 
C) Populations of salmon 
D) Lengths of glaciers 
E) All of these choices are correct

Question 2

Sea surface temperatures (SSTs)are warmest

Accepted Answer

A) where oceans are deepest,allowing for sufficient mixing. 
B) along the equator where the sun's rays are most direct. 
C) at the subtropics because descending air promotes clear skies. 
D) at the poles where long days during the summer warm the water. 
A) where oceans are deepest,allowing for sufficient mixing. 
B) along the equator where the sun's rays are most direct. 
C) at the subtropics because descending air promotes clear skies. 
D) at the poles where long days during the summer warm the water.

Question 3

The air above this current is characterized by extremely strong pressure gradients and relative lack of land interruptions that induce extremely strong westerly winds.

Accepted Answer

A) California Current 
B) Gulf Stream 
C) Antarctic Circumpolar Current 
D) North Equatorial Current 
A) California Current 
B) Gulf Stream 
C) Antarctic Circumpolar Current 
D) North Equatorial Current

Question 4

In regard to the Southern Oscillation,when

Accepted Answer

A) pressures are low in Darwin,pressures are also lower in Tahiti. 
B) pressures are high in Tahiti,pressures are also high in Darwin. 
C) pressures are high in Darwin,pressures are lower in Tahiti. 
A) pressures are low in Darwin,pressures are also lower in Tahiti. 
B) pressures are high in Tahiti,pressures are also high in Darwin. 
C) pressures are high in Darwin,pressures are lower in Tahiti.

Question 5

Which of the following locations is associated with a zone of upwelling for the Antarctic bottom waters (AABW)?

Accepted Answer

A) A 
B) B 
C) C 
D) D 
A) A 
B) B 
C) C 
D) D

Question 6

The thermocline would be expected to be closest to the surface off the western coast of south America during

Accepted Answer

A) neutral ENSO. 
B) La Niña. 
C) El Niño. 
D) La Niña and El Niño. 
A) neutral ENSO. 
B) La Niña. 
C) El Niño. 
D) La Niña and El Niño.

Question 7

A positive phase of the Indian Ocean Dipole (IOD)results in warmer than average surface waters at ________ and cooler than average waters at ________.

Accepted Answer

A) A; C 
B) A; D 
C) C; A 
D) C; B 
A) A; C 
B) A; D 
C) C; A 
D) C; B

Question 8

Which of the following letters best represents a location where sinking air in a Walker cell is most typical?

Accepted Answer

A) A 
B) B 
C) C 
D) D 
A) A 
B) B 
C) C 
D) D

Question 9

During the warm phase of the El Niño,the ITC is drawn south and west of its normal position.This has the effect of

Accepted Answer

A) weakening the orographic effect on the Caribbean side of the Isthmus. 
B) warming the waters on the Caribbean side of the Isthmus. 
C) weakening the rain-shadow effect on the Pacific side of the Isthmus. 
D) enhancing the rain-shadow effect on the Pacific side of the Isthmus. 
A) weakening the orographic effect on the Caribbean side of the Isthmus. 
B) warming the waters on the Caribbean side of the Isthmus. 
C) weakening the rain-shadow effect on the Pacific side of the Isthmus. 
D) enhancing the rain-shadow effect on the Pacific side of the Isthmus.

Question 10

In January,the Intertropical Convergence Zone is shifted to

Accepted Answer

A) the north of the Isthmus,and winds blow across the Isthmus,from the northeast. 
B) the north of the Isthmus,and winds blow across the Isthmus,from the southwest. 
C) the south of the Isthmus,and winds blow across the Isthmus,from the southwest. 
D) the south of the Isthmus,and winds blow across the Isthmus,from the northeast. 
A) the north of the Isthmus,and winds blow across the Isthmus,from the northeast. 
B) the north of the Isthmus,and winds blow across the Isthmus,from the southwest. 
C) the south of the Isthmus,and winds blow across the Isthmus,from the southwest. 
D) the south of the Isthmus,and winds blow across the Isthmus,from the northeast.

Question 11

A Kelvin wave develops when:

Accepted Answer

A) westward moving winds weaken,causing the mound of warm water in the western Pacific to move eastward. 
B) eastward moving winds weaken,causing the mound of warm water in the western Pacific to move eastward. 
C) westward moving winds strengthen,causing the mound of warm water in the western Pacific to move eastward. 
D) westward moving winds weaken,causing the mound of warm water in the western Pacific to move westward. 
A) westward moving winds weaken,causing the mound of warm water in the western Pacific to move eastward. 
B) eastward moving winds weaken,causing the mound of warm water in the western Pacific to move eastward. 
C) westward moving winds strengthen,causing the mound of warm water in the western Pacific to move eastward. 
D) westward moving winds weaken,causing the mound of warm water in the western Pacific to move westward.

Question 12

This image shows the hypothetical planet in the investigation for the ocean interactions chapter.What type of prevailing winds are most likely between the equator and 30° N?

Accepted Answer

A) Trade winds 
B) Westerlies 
C) Polar easterlies 
D) No winds 
A) Trade winds 
B) Westerlies 
C) Polar easterlies 
D) No winds

Question 13

Decreasing salinities and lower density,water near the equator is due to

Accepted Answer

A) stable conditions creating abundant rain. 
B) unstable conditions creating abundant rain. 
C) upwelling conditions created by highly saline surface waters. 
D) upwelling conditions created by freshwater surface waters. 
A) stable conditions creating abundant rain. 
B) unstable conditions creating abundant rain. 
C) upwelling conditions created by highly saline surface waters. 
D) upwelling conditions created by freshwater surface waters.

Question 14

The El Niño begins to weaken and eventually terminates when

Accepted Answer

A) the leading edge of the cold Kelvin wave finally reaches the eastern coast of South America. 
B) cold water spreads out away from the equator,bringing warm upwelling waters from depth. 
C) cold water converges on the equator,bringing cold upwelling waters from depth. 
D) warm water spreads out away from the equator,bringing cold upwelling waters from depth. 
A) the leading edge of the cold Kelvin wave finally reaches the eastern coast of South America. 
B) cold water spreads out away from the equator,bringing warm upwelling waters from depth. 
C) cold water converges on the equator,bringing cold upwelling waters from depth. 
D) warm water spreads out away from the equator,bringing cold upwelling waters from depth.

Question 15

A strong negative index for the North Atlantic Oscillation (NAO)usually means there is ________ of a pressure difference between the Bermuda (subtropical)High and the Icelandic Low pressure.This brings ________ than average temperatures over the northern U.S.and Northwest Europe.

Accepted Answer

A) less; cooler 
B) less; warmer 
C) greater; cooler 
D) greater; warmer 
A) less; cooler 
B) less; warmer 
C) greater; cooler 
D) greater; warmer

Question 16

Which of the following locations would be characterized by warmer conditions than during an El Niño?

Accepted Answer

A) A 
B) B 
C) C 
D) D 
A) A 
B) B 
C) C 
D) D

Question 17

The term "El Niño" phenomena in December in Peru explains

Accepted Answer

A) warming of an otherwise cold current,which brings heavy rain and flooding. 
B) cooling of an otherwise cold current,which brings heavy rain and flooding. 
C) warming of an otherwise cold current,which brings high temperatures and drought. 
D) cooling of an otherwise warm current,which brings high temperatures and drought. 
A) warming of an otherwise cold current,which brings heavy rain and flooding. 
B) cooling of an otherwise cold current,which brings heavy rain and flooding. 
C) warming of an otherwise cold current,which brings high temperatures and drought. 
D) cooling of an otherwise warm current,which brings high temperatures and drought.

Question 18

This image shows the hypothetical planet in the investigation for the ocean interactions chapter.Where is the most likely location of a warm pool?

Accepted Answer

A) At 45° N in the Northern Hemisphere 
B) At 45° S in the Southern Hemisphere 
C) Along the equator of the Western Continent 
D) Near the center of the Eastern Continent 
A) At 45° N in the Northern Hemisphere 
B) At 45° S in the Southern Hemisphere 
C) Along the equator of the Western Continent 
D) Near the center of the Eastern Continent

Question 19

Which of the following locations would be characterized by drier and warmer conditions during a La Niña?

Accepted Answer

A) A 
B) B 
C) C 
D) D 
A) A 
B) B 
C) C 
D) D

Question 20

El Niño would bring the warm pool and associated convective rainfall to

Accepted Answer

A) A. 
B) B. 
C) C. 
D) D. 
A) A. 
B) B. 
C) C. 
D) D.

Which of the following is NOT influenced by the Pacific Decadal Oscillation (PDO)?

Sea surface temperatures (SSTs)are warmest

The air above this current is characterized by extremely strong pressure gradients and relative lack of land interruptions that induce extremely strong westerly winds.

In regard to the Southern Oscillation,when

Which of the following locations is associated with a zone of upwelling for the Antarctic bottom waters (AABW)?

The thermocline would be expected to be closest to the surface off the western coast of south America during

A positive phase of the Indian Ocean Dipole (IOD)results in warmer than average surface waters at and cooler than average waters at .

Which of the following letters best represents a location where sinking air in a Walker cell is most typical?

During the warm phase of the El Niño,the ITC is drawn south and west of its normal position.This has the effect of

In January,the Intertropical Convergence Zone is shifted to

A Kelvin wave develops when:

This image shows the hypothetical planet in the investigation for the ocean interactions chapter.What type of prevailing winds are most likely between the equator and 30° N?

Decreasing salinities and lower density,water near the equator is due to

The El Niño begins to weaken and eventually terminates when

A strong negative index for the North Atlantic Oscillation (NAO)usually means there is of a pressure difference between the Bermuda (subtropical)High and the Icelandic Low pressure.This brings than average temperatures over the northern U.S.and Northwest Europe.

Which of the following locations would be characterized by warmer conditions than during an El Niño?

The term "El Niño" phenomena in December in Peru explains

This image shows the hypothetical planet in the investigation for the ocean interactions chapter.Where is the most likely location of a warm pool?

Which of the following locations would be characterized by drier and warmer conditions during a La Niña?

El Niño would bring the warm pool and associated convective rainfall to

The Nature of Physical Geography

Energy and Matter in the Atmosphere

Atmospheric Motion

Atmospheric Moisture

Weather Systems and Severe Weather

Climates Around the World

Water Resources

Understanding Landscapes

Plate Tectonics and Regional Features

Volcanoes,deformation,and Earthquakes

Weathering and Mass Wasting

Streams and Flooding

Glaciers and Glacial Landforms

Coasts and Changing Sea Levels

Soils

Ecosystems and Biogeochemical Cycles

Biomes

Filters

Exam 6: Atmosphere-Ocean-Cryosphere Interactions

Which of the following is NOT influenced by the Pacific Decadal Oscillation (PDO)?

Sea surface temperatures (SSTs)are warmest

The air above this current is characterized by extremely strong pressure gradients and relative lack of land interruptions that induce extremely strong westerly winds.

In regard to the Southern Oscillation,when

Which of the following locations is associated with a zone of upwelling for the Antarctic bottom waters (AABW)?

The thermocline would be expected to be closest to the surface off the western coast of south America during

A positive phase of the Indian Ocean Dipole (IOD)results in warmer than average surface waters at ________ and cooler than average waters at ________.

Which of the following letters best represents a location where sinking air in a Walker cell is most typical?

During the warm phase of the El Niño,the ITC is drawn south and west of its normal position.This has the effect of

In January,the Intertropical Convergence Zone is shifted to

A Kelvin wave develops when:

This image shows the hypothetical planet in the investigation for the ocean interactions chapter.What type of prevailing winds are most likely between the equator and 30° N?

Decreasing salinities and lower density,water near the equator is due to

The El Niño begins to weaken and eventually terminates when

A strong negative index for the North Atlantic Oscillation (NAO)usually means there is ________ of a pressure difference between the Bermuda (subtropical)High and the Icelandic Low pressure.This brings ________ than average temperatures over the northern U.S.and Northwest Europe.

Which of the following locations would be characterized by warmer conditions than during an El Niño?

The term "El Niño" phenomena in December in Peru explains

This image shows the hypothetical planet in the investigation for the ocean interactions chapter.Where is the most likely location of a warm pool?

Which of the following locations would be characterized by drier and warmer conditions during a La Niña?

El Niño would bring the warm pool and associated convective rainfall to

The Nature of Physical Geography

Energy and Matter in the Atmosphere

Atmospheric Motion

Atmospheric Moisture

Weather Systems and Severe Weather

Climates Around the World

Water Resources

Understanding Landscapes

Plate Tectonics and Regional Features

Volcanoes,deformation,and Earthquakes

Weathering and Mass Wasting

Streams and Flooding

Glaciers and Glacial Landforms

Coasts and Changing Sea Levels

Soils

Ecosystems and Biogeochemical Cycles

Biomes

Filters

A positive phase of the Indian Ocean Dipole (IOD)results in warmer than average surface waters at and cooler than average waters at .

A strong negative index for the North Atlantic Oscillation (NAO)usually means there is of a pressure difference between the Bermuda (subtropical)High and the Icelandic Low pressure.This brings than average temperatures over the northern U.S.and Northwest Europe.