Question 1

Subtropical waters are typically more saline than equatorial waters because of

Accepted Answer

A)   low evaporation, high precipitation.
B)   low evaporation, low precipitation.
C)   high evaporation, low precipitation.
D)   high evaporation, high precipitation.

Question 2

Which of the following statements about water is true?

Accepted Answer

A)   At temperatures above 4°C, warmer water will rise.
B)   At temperatures above 4C, warmer water will sink.
C)   At temperatures between 0°C and 4°C, warmer water will rise.
D)   At temperatures below 0°C, warmer water will sink.

Question 3

A strong negative index for the North Atlantic Oscillation (NAO) usually means that 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.

Question 4

An El Nino is fully in place when:

Accepted Answer

A)   as dispersing water spreads away from the equator on the eastern coast of South America.
B)   as dispersing water spreads away from the equator on the western coast of South America.
C)   the leading edge of the Kelvin wave reaches the western coast of South America.
D)   the leading edge of the Kelvin wave reaches the eastern coast of South America.

Question 5

Which of the following shows the location of the Gulf Stream?

Accepted Answer

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

Question 6

The circulation of the Icelandic low pressure system which influences the North Atlantic Oscillation (NAO) is

Accepted Answer

A)   clockwise and inward.
B)   clockwise and outward.
C)   counterclockwise and inward.
D)   counterclockwise and outward.

Question 7

Where on the map is the center of high pressure influencing ocean currents with a counterclockwise circulation?

Accepted Answer

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

Question 8

Warm air rising from the fluctuating location of the warm pool becomes incorporated into

Accepted Answer

A)   the westward moving Walker cell and eastward moving Hadley cell.
B)   the eastward moving Walker cell and westward moving Hadley cell.
C)   the westward moving subtropical and polar front jet streams.
D)   the eastward moving subtropical and polar front jet streams.

Question 9

Which of the following conditions would MOST cause water to rise to the surface?

Accepted Answer

A)   warming freshwater
B)   cooling freshwater
C)   cooling saltwater
D)   warming saltwater

Question 10

Water's salinity can be increased by

Accepted Answer

A)   entering freshwater streams.
B)   decreased rates of evaporation.
C)   ice freezing.
D)   ice melting.

Question 11

A negative 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

Question 12

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.

Question 13

The distribution of warm pools can best be explained by warm

Accepted Answer

A)   westward flowing water accumulating on the western side of landmasses.
B)   eastward flowing water accumulating on the western side of landmasses.
C)   eastward flowing water accumulating on the eastern side of landmasses.
D)   westward flowing water accumulating on the eastern side of landmasses.

Question 14

In regard to the Indian Ocean Dipole (IOD) is air mainly descending at ____, and rising at ___.

Accepted Answer

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

Question 15

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

Accepted Answer

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

Question 16

The El Nino 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.

Question 17

Sea Surface Temperatures (SST) 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 summer warm water.

Question 18

The rain-shadow effect on the Isthmus is most pronounced

Accepted Answer

A)   in the summer, on the Pacific side of the Isthmus.
B)   in the winter, on the Pacific side of the Isthmus..
C)   in the winter, on both sides of the coasts of the Isthmus
D)   in the winter, on both sides of the coasts of the Isthmus,

Question 19

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

Question 20

A cross section of the ocean from its surface to the seafloor shows

Accepted Answer

A)   less dense, colder water overlying less dense, warmer water.
B)   more dense, warm water overlying less dense, colder water.
C)   less dense, warmer water overlying denser, colder water.
D)   more dense, warmer water overlying denser, colder water.

Exam 6: Atmosphere - Ocean - Crysophere Interactions

Which of the following shows the location of the Gulf Stream?

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The El Nino begins to weaken and eventually terminates when

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Warm air rising from the fluctuating location of the warm pool becomes incorporated into

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Sea Surface Temperatures (SST) are warmest

Correct AnswerverifiedShow Answer

The circulation of the Icelandic low pressure system which influences the North Atlantic Oscillation (NAO) is

Correct AnswerverifiedShow Answer

Which of the following conditions would MOST cause water to rise to the surface?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

A strong negative index for the North Atlantic Oscillation (NAO) usually means that 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

Correct AnswerverifiedShow Answer

The distribution of warm pools can best be explained by warm

Correct AnswerverifiedShow Answer

The rain-shadow effect on the Isthmus is most pronounced

Correct AnswerverifiedShow Answer

In regard to the Indian Ocean Dipole (IOD) is air mainly descending at ____, and rising at ___.

Correct AnswerverifiedShow Answer

A cross section of the ocean from its surface to the seafloor shows

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

A Kelvin wave develops when:

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Where on the map is the center of high pressure influencing ocean currents with a counterclockwise circulation?

Correct AnswerverifiedShow Answer

Which of the following statements about water is true?

Correct AnswerverifiedShow Answer

Water's salinity can be increased by

Correct AnswerverifiedShow Answer

Subtropical waters are typically more saline than equatorial waters because of

Correct AnswerverifiedShow Answer

An El Nino is fully in place when:

Correct AnswerverifiedShow Answer

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

Correct Answer
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A strong negative index for the North Atlantic Oscillation (NAO) usually means that 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

Correct Answer
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In regard to the Indian Ocean Dipole (IOD) is air mainly descending at __, and rising at _.

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

Correct Answer
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