Question 1

What carved this U-shaped valley?

Accepted Answer

A)  a rapidly downcutting river
B)  a slowly downcutting river
C)  wind
D)  glacierE) A) and C)
F) A) and B)

Question 2

Which feature on this diagram is a cirque?

Accepted Answer

A)  1,the circular depression at the head of the valley
B)  2,a lake in the upper valley
C)  3,a steep ridge
D)  4,a valley that is above the level of the main valleyE) A) and B)
F) A) and C)

Question 3

How can climate influence the processes along coastal landscapes

Accepted Answer

A)  it controls the amount of precipitation,which affects the amount of erosion
B)  it affects the size and intensity of storms
C)  wet climates result in more vegetation which may stabilize the soil
D)  melting glaciers cause sea level to rise
E)  all of theseF) A) and E)
G) C) and E)

Question 4

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) All of the above
G) A) and D)

Question 5

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) A) and B)
F) A) and C)

Question 6

What features are shown in this photograph?

Accepted Answer

A)  coral reefs
B)  karst topography
C)  pinnacles and sea stacks
D)  sea caves
E)  none of theseF) C) and E)
G) D) and E)

Question 7

The present-day tilt of earth's axis of rotation is 23.5º.What would be the result of less tilt,as shown here?

Accepted Answer

A)  high latitudes would receive less direct sunlight during the summer,causing cooler temperatures
B)  a decrease in glaciers
C)  more hours of sunlight on the equator,resulting in warmer global temperatures
D)  all of theseE) B) and D)
F) B) and C)

Question 8

Which site will most likely experience rapid erosion?

Accepted Answer

A)  1,cliffs composed of hard rocks
B)  2,sediments in a delta
C)  3,the seafloor deep beneath the waves
D)  4,the coastline of a bay
E)  5,the coastline in a branching embaymentF) A) and E)
G) A) and C)

Question 9

Sand and other sediment:

Accepted Answer

A)  can move laterally along the coast if waves approach the beach at an angle
B)  only move up and down the slope of the beach
C)  can slump downward if the sea bottom has too gentle a slope
D)  are moved by the wind if the material is coarser than sand
E)  all of theseF) A) and B)
G) A) and C)

Question 10

Which of the following would cause sea level to fall?

Accepted Answer

A)  a decrease in the amount of glaciers on land
B)  a slowing in the rate of seafloor spreading
C)  a rise in the temperature of the oceans
D)  all of theseE) None of the above
F) All of the above

Question 11

What is one reason why the East Coast has so many bays and islands?

Accepted Answer

A)  the land has been uplifted by recent faulting
B)  the land has been downdropped by recent faulting
C)  water released from melting glaciers raised sea level
D)  a large tsunami from a meteoroid impact scoured the coastlineE) B) and C)
F) None of the above

Question 12

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 D)
F) A) and C)

Question 13

Which of the following shoreline features is generally composed of bedrock?

Accepted Answer

A)  barrier island
B)  offshore bar
C)  spit
D)  wave-cut platform
E)  none of theseF) C) and E)
G) A) and C)

Question 14

If all the ice on West Antarctica was melted,how much would it cause global sea level to rise? If you do not remember the approximate size of this rise,the volume of ice is 3,000,000 km3 and the surface area of the world's ocean is 361,000,000 km2.

Accepted Answer

A)  less than 1 centimeter
B)  1 to 10 centimeters
C)  10 centimeters to 1 meter
D)  1 meter to 10 meters
E)  more than 100 metersF) A) and C)
G) C) and D)

Question 15

What is permafrost?

Accepted Answer

A)  curly crystals of frost that form early in the morning
B)  ice and snow that exist throughout the entire year
C)  ice and snow that are permanently in motion
D)  the upper part of the ground that remains frozen throughout the yearE) A) and C)
F) A) and B)

Question 16

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) C) and E)
G) A) and E)

Question 17

In what direction does a spit typically grow with time?

Accepted Answer

A)  toward a promontory
B)  in the same direction as a longshore current
C)  in the direction from which waves are approaching the coast
D)  toward a wave-cut platform
E)  none of theseF) C) and E)
G) A) and B)

Question 18

What happens to different isotopes of oxygen in this figure?

Accepted Answer

A)  evaporation concentrates lighter isotopes in the resulting water vapor
B)  precipitation forms ice that is enriched in heavier isotopes relative to seawater
C)  melting of ice preferentially releases heavier isotopes back into the ocean
D)  all of theseE) A) and D)
F) None of the above

Question 19

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) B) and C)
F) A) and D)

Question 20

The present-day tilt of earth's axis of rotation is 23.5º degrees.What would be the result of more tilt,as shown here?

Accepted Answer

A)  high latitudes would receive more direct sunlight,causing warmer summer
B)  a decrease in glacial activity
C)  an increase in the effects of the seasons
D)  all of theseE) B) and C)
F) A) and C)

Exam 14: Glaciers, shorelines, and Changing Sea Levels

How can climate influence the processes along coastal landscapes

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

What happens to different isotopes of oxygen in this figure?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Which of the following shoreline features is generally composed of bedrock?

Correct AnswerverifiedShow Answer

What features are shown in this photograph?

Correct AnswerverifiedShow Answer

The present-day tilt of earth's axis of rotation is 23.5º degrees.What would be the result of more tilt,as shown here?

Correct AnswerverifiedShow Answer

What carved this U-shaped valley?

Correct AnswerverifiedShow Answer

Which of the following would cause sea level to fall?

Correct AnswerverifiedShow Answer

If all the ice on West Antarctica was melted,how much would it cause global sea level to rise? If you do not remember the approximate size of this rise,the volume of ice is 3,000,000 km3 and the surface area of the world's ocean is 361,000,000 km2.

Correct AnswerverifiedShow Answer

Sand and other sediment:

Correct AnswerverifiedShow Answer

Which site will most likely experience rapid erosion?

Correct AnswerverifiedShow Answer

In what direction does a spit typically grow with time?

Correct AnswerverifiedShow Answer

The present-day tilt of earth's axis of rotation is 23.5º.What would be the result of less tilt,as shown here?

Correct AnswerverifiedShow Answer

What is one reason why the East Coast has so many bays and islands?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Which feature on this diagram is a cirque?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

What is permafrost?

Correct AnswerverifiedShow Answer

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If all the ice on West Antarctica was melted,how much would it cause global sea level to rise? If you do not remember the approximate size of this rise,the volume of ice is 3,000,000 km³ and the surface area of the world's ocean is 361,000,000 km².

Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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