Question 1

When the flow of the tide is funneled through a narrow entrance to a bay, a __________ __________ results.

Accepted Answer

tidal current

Question 2

Coral reefs thrive best over a wide temperature range.

Accepted Answer

A) True 
 B)False  False

Question 3

Ocean waves:

Accepted Answer

A)  are continuous flows of water in a particular direction. 
B)  oscillate in circles. 
C)  are found only near closely spaced islands. 
D)  are found only in the central oceans. 
A)  are continuous flows of water in a particular direction. 
B)  oscillate in circles. 
C)  are found only near closely spaced islands. 
D)  are found only in the central oceans. B

Question 4

On a submergent coastline, a portion of the continental shelf that was previously underwater becomes exposed as dry land.

Accepted Answer

A) True 
 B)False

Question 5

A long ridge of sand or gravel extending out from a beach is called a/an __________.

Accepted Answer

The answer of A long ridge of sand or gravel...

Question 6

When the Gulf Stream reaches the northern part of the Atlantic Ocean, it sinks to the ocean floor and deflects to become the North Atlantic Deep Water.

Accepted Answer

A) True 
 B)False

Question 7

An emergent coastline forms where sea level __________ or coastal land __________.

Accepted Answer

A)  falls, sinks 
B)  falls, rises 
C)  rises, sinks 
D)  rises, rises 
A)  falls, sinks 
B)  falls, rises 
C)  rises, sinks 
D)  rises, rises

Question 8

Most of the photosynthesis and nutrient consumption in the ocean is carried out by:

Accepted Answer

A)  large marine mammals. 
B)  deep dwelling organisms. 
C)  bacteria. 
D)  plankton. 
A)  large marine mammals. 
B)  deep dwelling organisms. 
C)  bacteria. 
D)  plankton.

Question 9

Surface currents are mostly __________-driven.

Accepted Answer

A)  gravity 
B)  sand 
C)  zooplankton 
D)  wind 
A)  gravity 
B)  sand 
C)  zooplankton 
D)  wind

Question 10

The highest part of a wave is called the trough.

Accepted Answer

A) True 
 B)False

Question 11

Ocean water density depends on __________.

Accepted Answer

A)  temperature only 
B)  salinity only 
C)  temperature and salinity 
D)  water color 
A)  temperature only 
B)  salinity only 
C)  temperature and salinity 
D)  water color

Question 12

The world fish harvest is predicted to decline sharply after 2010.

Accepted Answer

A) True 
 B)False

Question 13

The layer of pronounced temperature change with water depth is called __________.

Accepted Answer

A)  thermocline 
B)  halocline 
C)  pycnocline 
D)  tempicline 
A)  thermocline 
B)  halocline 
C)  pycnocline 
D)  tempicline

Question 14

The __________ is the distance between successive crests or troughs of a wave.

Accepted Answer

The answer of The __________ is the distance between successive...

Question 15

When deep ocean water rises to the surface, the upward flow is called a/an __________.

Accepted Answer

The answer of When deep ocean water rises to the...

Question 16

Deep-sea currents are driven by:

Accepted Answer

A)  wind. 
B)  the Coriolis effect. 
C)  gravity. 
D)  the Gulf Stream. 
A)  wind. 
B)  the Coriolis effect. 
C)  gravity. 
D)  the Gulf Stream.

Question 17

Due to the Coriolis effect, currents in the Northern Hemisphere:

Accepted Answer

A)  are deflected to the left. 
B)  are deflected to the right. 
C)  flow straight only. 
D)  flow counterclockwise. 
A)  are deflected to the left. 
B)  are deflected to the right. 
C)  flow straight only. 
D)  flow counterclockwise.

Question 18

The thermocline:

Accepted Answer

A)  is the upper warm surface of the ocean. 
B)  is the middle layer of the ocean where temperature drops rapidly with depth. 
C)  is the lowest layer of the ocean. 
D)  does not exist near the equator where the ocean is hottest. 
A)  is the upper warm surface of the ocean. 
B)  is the middle layer of the ocean where temperature drops rapidly with depth. 
C)  is the lowest layer of the ocean. 
D)  does not exist near the equator where the ocean is hottest.

Question 19

During the past 40,000 years, sea level has fluctuated by __________ meters.

Accepted Answer

A)  0.15 
B)  1.5 
C)  15 
D)  150 
A)  0.15 
B)  1.5 
C)  15 
D)  150

Question 20

If waves cut a cave into a narrow headland, the cave may eventually erode all the way through the headland, forming a/an __________ __________.

Accepted Answer

The answer of If waves cut a cave into a...

Exam 16: Oceans and Coastlines

When the flow of the tide is funneled through a narrow entrance to a bay, a __________ __________ results.

Coral reefs thrive best over a wide temperature range.

Ocean waves:

On a submergent coastline, a portion of the continental shelf that was previously underwater becomes exposed as dry land.

A long ridge of sand or gravel extending out from a beach is called a/an __________.

When the Gulf Stream reaches the northern part of the Atlantic Ocean, it sinks to the ocean floor and deflects to become the North Atlantic Deep Water.

An emergent coastline forms where sea level __________ or coastal land __________.

Most of the photosynthesis and nutrient consumption in the ocean is carried out by:

Surface currents are mostly __________-driven.

The highest part of a wave is called the trough.

Ocean water density depends on __________.

The world fish harvest is predicted to decline sharply after 2010.

The layer of pronounced temperature change with water depth is called __________.

The __________ is the distance between successive crests or troughs of a wave.

When deep ocean water rises to the surface, the upward flow is called a/an __________.

Deep-sea currents are driven by:

Due to the Coriolis effect, currents in the Northern Hemisphere:

The thermocline:

During the past 40,000 years, sea level has fluctuated by __________ meters.

If waves cut a cave into a narrow headland, the cave may eventually erode all the way through the headland, forming a/an __________ __________.

Earth Systems

Minerals

Rocks

Geologic Time: a Story in the Rocks

Geologic Resources

The Active Earth: Plate Tectonics

Earthquakes and the Earths Structure

Volcanoes and Plutons

Mountains

Weathering, Soil, and Erosion

Fresh Water: Streams, Lakes, Ground Water, and Wetlands

Water Resources

Glaciers and Ice Ages

Deserts and Wind

Ocean Basins

The Atmosphere

Energy Balance in the Atmosphere

Moisture, Clouds, and Weather

Climate

Climate Change

Motions in the Heavens

Planets and Their Moons

Stars, Space, and Galaxies

Filters

When the flow of the tide is funneled through a narrow entrance to a bay, a results.

An emergent coastline forms where sea level or coastal land .

If waves cut a cave into a narrow headland, the cave may eventually erode all the way through the headland, forming a/an .