Question 1

What is the feature numbered 2 in the upper left part of this figure?

Accepted Answer

A)   cirque
B)   U-shaped valley
C)   lateral moraine
D)   terminal moraineE) All of the above
F) B) and C)

Question 2

What is the main way that position of the continents can influence global sea level?

Accepted Answer

A)   clustering of continents near the poles squashes the planet, causing sea level to rise
B)   continents near the equator receive higher amounts of rainfall
C)   continents at high latitudes provide a setting in which large ice sheets can form
D)   clustering of continents near the poles causes ocean temperatures to fall substantiallyE) B) and C)
F) B) and D)

Question 3

What is the typical setting of a sea cave or sea stack?

Accepted Answer

A)   within a protected bay
B)   on a barrier island
C)   on a sandbar
D)   on a baymouth bar
E)   on a promontoryF) B) and D)
G) A) and B)

Question 4

Which of the following is true about how shorelines are affected from the land side?

Accepted Answer

A)   many beach areas are backed by coastal dunes formed by the wind
B)   rivers are not important contributors of sediment into the shoreline system
C)   fine sediment in rivers is deposited close to shore and coarser sediment is carried farther away from shore
D)   all of theseE) A) and B)
F) A) and C)

Question 5

An increase in the rate of seafloor spreading along this ridge would cause:

Accepted Answer

A)   the ridge to become broader
B)   seawater to be displaced out of the ocean basin
C)   a rise in sea level
D)   all of theseE) B) and D)
F) All of the above

Question 6

Which of the features labeled on this figure is a terminal or recessional moraine?

Accepted Answer

A)   A
B)   B
C)   C
D)   D
E)   EF) C) and D)
G) C) and E)

Question 7

What is the depth of wave base?

Accepted Answer

A)   the depth to which wave action extends
B)   a depth equal to three times the wavelength of waves
C)   the process by which waves move material along the bottom in very deep water
D)   the inside of a tubular breaking wave that is perfect for surfing
E)   none of theseF) All of the above
G) C) and D)

Question 8

With the Moon in this position, which area will experience low tide?

Accepted Answer

A)   1
B)   2
C)   3
D)   1 and 3
E)   2 and 4F) C) and E)
G) C) and D)

Question 9

What does this curved ridge esker)  record?

Accepted Answer

A)   ancient shorelines
B)   meltwater channels below or within a glacier
C)   soft glacial sediment shaped by the moving glacier
D)   glacially derived, wind-blown dustE) C) and D)
F) A) and B)

Question 10

With the Sun and Moon in this position, what does the side of the earth facing the moon experience?

Accepted Answer

A)   a normal high tide
B)   a normal low tide
C)   a spring tide
D)   a neap tideE) A) and B)
F) A) and C)

Question 11

Which way is the current moving along this coastline?

Accepted Answer

A)   out to sea
B)   in toward the coast
C)   from right to left
D)   from left to rightE) A) and C)
F) A) and B)

Question 12

Which of the following is true about how shorelines are affected from the water side?

Accepted Answer

A)   most waves are generated by earthquakes and become larger upon approaching the shore
B)   most erosion along shorelines occurs from offshore currents
C)   waves can erode, deposit, or simply transport sediment
D)   tides increase and decrease the size of waves but leave sea level unchanged
E)   none of theseF) A) and E)
G) B) and E)

Question 13

What happens when a glacier encounters the sea or a lake?

Accepted Answer

A)   the ice is more dense than water and so scrapes along the bottom
B)   white icebergs float but blue icebergs sink to the bottom
C)   large blocks of ice collapse off the front of the glacier and become icebergs
D)   rocks released from melted icebergs float on the water surface
E)   all of theseF) A) and D)
G) A) and E)

Question 14

What is a primary reason an increase in glaciers on land would cause sea level to fall?

Accepted Answer

A)   because the temperature of the oceans decreases from cold glacial streams
B)   an increase in snow cover causes the atmosphere to heat up which causes more evaporation
C)   glaciers depress the land surface, which pulls sea level down with it
D)   glaciers tie up large volumes of water that would otherwise be in the seaE) B) and D)
F) None of the above

Question 15

There are two high tides and two low tides in each 25-hour period because:

Accepted Answer

A)   Earth orbits around the Sun in a little over 24 hours
B)   the Moon orbits Earth in 25 hours
C)   Earth completes a full rotation every 24 hours but the Moon moves too
D)   heating and cooling of the seas twice each dayE) None of the above
F) A) and B)

Question 16

What is the origin of smooth troughs cutting across the landscape in the Great Lakes area?

Accepted Answer

A)   the areas were covered by soft marine sediments
B)   a huge flood coming from Iowa flowed toward the Great Lakes
C)   glaciers carved the smooth troughs
D)   all of theseE) A) and B)
F) All of the above

Question 17

What is the origin of curved ridges R on this figure)  in the Great Lakes area?

Accepted Answer

A)   folds produced during a continental collision
B)   paths of ancient rivers
C)   piles of sediment deposited by retreating glaciers
D)   remnants of a meteoroid impactE) A) and C)
F) B) and D)

Question 18

How deep would the affects of this wave likely reach?

Accepted Answer

A)   only on the surface
B)   1
C)   2
D)   3
E)   much deeper than 3F) B) and D)
G) B) and E)

Question 19

What geologic event is probably indicated by this irregular coast, with estuaries?

Accepted Answer

A)   a rise in sea level
B)   a drop in sea level
C)   erosion due to large tsunamis
D)   the uplift of submarine canyonsE) B) and D)
F) None of the above

Question 20

Which of the following can influence whether a shoreline gains or losses sand with time?

Accepted Answer

A)   the amount of precipitation on land
B)   the amount of sediment in rivers
C)   a longshore current
D)   prevailing wind direction
E)   all of theseF) A) and E)
G) D) and E)

Exam 14: Glaciers, Shorelines, and Changing Sea Levels

What is the typical setting of a sea cave or sea stack?

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Which of the following is true about how shorelines are affected from the land side?

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What is the origin of curved ridges R on this figure) in the Great Lakes area?

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What does this curved ridge esker) record?

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With the Moon in this position, which area will experience low tide?

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Which of the features labeled on this figure is a terminal or recessional moraine?

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There are two high tides and two low tides in each 25-hour period because:

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Which of the following can influence whether a shoreline gains or losses sand with time?

Correct AnswerverifiedShow Answer

An increase in the rate of seafloor spreading along this ridge would cause:

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Which way is the current moving along this coastline?

Correct AnswerverifiedShow Answer

What is the main way that position of the continents can influence global sea level?

Correct AnswerverifiedShow Answer

Which of the following is true about how shorelines are affected from the water side?

Correct AnswerverifiedShow Answer

How deep would the affects of this wave likely reach?

Correct AnswerverifiedShow Answer

What happens when a glacier encounters the sea or a lake?

Correct AnswerverifiedShow Answer

What is the origin of smooth troughs cutting across the landscape in the Great Lakes area?

Correct AnswerverifiedShow Answer

With the Sun and Moon in this position, what does the side of the earth facing the moon experience?

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What is the depth of wave base?

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What is a primary reason an increase in glaciers on land would cause sea level to fall?

Correct AnswerverifiedShow Answer

What is the feature numbered 2 in the upper left part of this figure?

Correct AnswerverifiedShow Answer

What geologic event is probably indicated by this irregular coast, with estuaries?

Correct AnswerverifiedShow Answer

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