Question 1

When a meander from the Gulf Stream pinches off and isolates a body of water within the center of the North Atlantic gyre,the body of water is called a:

Accepted Answer

A) cold core ring. 
B) cyclonic circulation. 
C) geostrophic circulation. 
D) Langmuir cell. 
E) warm core ring. 
A) cold core ring. 
B) cyclonic circulation. 
C) geostrophic circulation. 
D) Langmuir cell. 
E) warm core ring.

Question 2

Deep ocean currents often move cold,dense water away from the poles.

Accepted Answer

A) True 
 B)False

Question 3

Compared to an eastern boundary current in a gyre,which of the following statements is true for a western boundary current?

Accepted Answer

A) deeper current 
B) increased current velocity 
C) intensification in subtropical latitudes 
D) narrower current 
E) All of the above statements are true of western boundary currents. 
A) deeper current 
B) increased current velocity 
C) intensification in subtropical latitudes 
D) narrower current 
E) All of the above statements are true of western boundary currents.

Question 4

The unit of measurement used to describe the rate at which a volume of ocean water moves in a current is a(n):

Accepted Answer

A) calorie. 
B) ft/s2. 
C) km/h. 
D) ml/g. 
E) sverdrup. 
A) calorie. 
B) ft/s2. 
C) km/h. 
D) ml/g. 
E) sverdrup.

Question 5

An eastern boundary current is narrow and swift.

Accepted Answer

A) True 
 B)False

Question 6

The Ekman spiral is driven by:

Accepted Answer

A) density differences in the water column. 
B) gravity. 
C) the Coriolis effect 
D) the pycnocline. 
E) wind. 
A) density differences in the water column. 
B) gravity. 
C) the Coriolis effect 
D) the pycnocline. 
E) wind.

Question 7

Deep ocean water does not travel across the equator.

Accepted Answer

A) True 
 B)False

Question 8

Identify the mismatched pair.

Accepted Answer

A) Agulhas Current,West Australia Current 
B) Brazil Current ,Benguela Current 
C) Canary Current,Gulf Stream 
D) Kuroshio Current,California Current 
E) Labrador Current,Humboldt Current 
A) Agulhas Current,West Australia Current 
B) Brazil Current ,Benguela Current 
C) Canary Current,Gulf Stream 
D) Kuroshio Current,California Current 
E) Labrador Current,Humboldt Current

When a meander from the Gulf Stream pinches off and isolates a body of water within the center of the North Atlantic gyre,the body of water is called a:

Deep ocean currents often move cold,dense water away from the poles.

Compared to an eastern boundary current in a gyre,which of the following statements is true for a western boundary current?

The unit of measurement used to describe the rate at which a volume of ocean water moves in a current is a(n):

An eastern boundary current is narrow and swift.

The Ekman spiral is driven by:

Deep ocean water does not travel across the equator.

Identify the mismatched pair.

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Exam 7: Ocean Circulation

When a meander from the Gulf Stream pinches off and isolates a body of water within the center of the North Atlantic gyre,the body of water is called a:

Deep ocean currents often move cold,dense water away from the poles.

Compared to an eastern boundary current in a gyre,which of the following statements is true for a western boundary current?

The unit of measurement used to describe the rate at which a volume of ocean water moves in a current is a(n):

An eastern boundary current is narrow and swift.

The Ekman spiral is driven by:

Deep ocean water does not travel across the equator.

Identify the mismatched pair.

Introduction to Planet Earth

Plate Tectonics and the Ocean Floor

Marine Provinces

Marine Sediments

Water and Seawater

Air-Sea Interface

Waves and Water Dynamics

Tides

The Coast: Beaches and Shoreline Processes

The Coastal Oceans

Marine Life and the Marine Environment

Biological Productivity and Energy Transfer

Animals of the Pelagic Environment

Animals of the Benthic Environment

Filters