Question 1

Which of the following statements about barrier islands is NOT true?

Accepted Answer

A)  Due to migration processes, they eventually overrun mainland coasts. 
B)  They line the East Coast for 850 miles and the Gulf Coast for an additional 850 miles. 
C)  They migrate inland at a rate that ranges from 0.5 to 2 meters per year. 
D)  They may be as much as 20 feet above sea level. 
A)  Due to migration processes, they eventually overrun mainland coasts. 
B)  They line the East Coast for 850 miles and the Gulf Coast for an additional 850 miles. 
C)  They migrate inland at a rate that ranges from 0.5 to 2 meters per year. 
D)  They may be as much as 20 feet above sea level.

Question 2

Waves would tend to deposit their sediment load in all of the following situations EXCEPT:

Accepted Answer

A)  when being channeled into a bay. 
B)  upon encountering an artificial barrier. 
C)  an abrupt decrease in water depth. 
D)  a decrease in wind velocity. 
A)  when being channeled into a bay. 
B)  upon encountering an artificial barrier. 
C)  an abrupt decrease in water depth. 
D)  a decrease in wind velocity.

Question 3

Reef organisms are limited geographically by which of the following factors?

Accepted Answer

A)  Warm- water requirements tend to limit their growth to latitudes between 30° north to 25° south. 
B)  Growth near the surface is primarily due to their production of food through photosynthesis. 
C)  Their mode of filter feeding helps them to filter quantities of suspended particles from water. 
D)  Their need for a reduction in salinity is provided by dilution from freshwater systems. 
A)  Warm- water requirements tend to limit their growth to latitudes between 30° north to 25° south. 
B)  Growth near the surface is primarily due to their production of food through photosynthesis. 
C)  Their mode of filter feeding helps them to filter quantities of suspended particles from water. 
D)  Their need for a reduction in salinity is provided by dilution from freshwater systems.

Question 4

All of the following are damaging effects of human impact on barrier islands EXCEPT:

Accepted Answer

A)  upcoast construction of jetties. 
B)  leveling of frontal dunes to provide a better beach view. 
C)  designation of barrier islands as wildlife preserves. 
D)  construction of hotels and casinos. 
A)  upcoast construction of jetties. 
B)  leveling of frontal dunes to provide a better beach view. 
C)  designation of barrier islands as wildlife preserves. 
D)  construction of hotels and casinos.

Question 5

Describe the methods used to protect coasts from wave erosion.

Accepted Answer

Efforts to prevent the effects of coasta

Question 6

Longshore currents are propelled by:

Accepted Answer

A)  tidal fluctuations. 
B)  wave refraction. 
C)  the zigzag motion of swash and backwash. 
D)  destructive interference between currents. 
A)  tidal fluctuations. 
B)  wave refraction. 
C)  the zigzag motion of swash and backwash. 
D)  destructive interference between currents.

Question 7

What factors govern the characteristics of an ocean wave?

Accepted Answer

Wave heights, length, periods,

Question 8

How can mangrove forests extend their land area on an otherwise eroding coast?

Accepted Answer

Mangroves grow from an extensive web of

Question 9

Which of the following is not considered a theory of the origin of barrier islands?

Accepted Answer

A)  Barrier islands are sand deposits derived from beaches and deposited seaward by backwash. 
B)  Barrier islands are elongated spits that have been separated from the mainland. 
C)  Barrier islands are sand deposits derived from the continental shelves and deposited by waves. 
D)  Barrier islands are remnant sand dunes that existed when the sea level was lower. 
A)  Barrier islands are sand deposits derived from beaches and deposited seaward by backwash. 
B)  Barrier islands are elongated spits that have been separated from the mainland. 
C)  Barrier islands are sand deposits derived from the continental shelves and deposited by waves. 
D)  Barrier islands are remnant sand dunes that existed when the sea level was lower.

Question 10

All of the following factors contribute to the erosion of Lake Michigan's eastern coastline EXCEPT:

Accepted Answer

A)  record low water levels in Lake Michigan. 
B)  recent warm winters have lacked the usual ice- protection from winter storms. 
C)  the shoreline is composed of nonresistant glacial sediments. 
D)  extensive storm fetch exists across Lake Michigan to the eastern shore. 
A)  record low water levels in Lake Michigan. 
B)  recent warm winters have lacked the usual ice- protection from winter storms. 
C)  the shoreline is composed of nonresistant glacial sediments. 
D)  extensive storm fetch exists across Lake Michigan to the eastern shore.

Question 11

A flood tide that with a rapid and turbulent upstream movement is called a:

Accepted Answer

A)  reverse flood tide. 
B)  tidal bore. 
C)  reverse current. 
D)  tidal flood. 
A)  reverse flood tide. 
B)  tidal bore. 
C)  reverse current. 
D)  tidal flood.

Question 12

The main difference between a primary coast and a secondary coast is:

Accepted Answer

A)  primary coasts represent the main coastline, while secondary coasts are the shoreline within coastal inlets. 
B)  primary coasts are shaped principally by nonmarine processes, while secondary coasts are shaped primarily by marine processes. 
C)  primary coasts are relatively even, smooth coastlines, while secondary coasts are characterized by numerous headlands and inlets. 
D)  primary coasts are much longer than secondary coasts. 
A)  primary coasts represent the main coastline, while secondary coasts are the shoreline within coastal inlets. 
B)  primary coasts are shaped principally by nonmarine processes, while secondary coasts are shaped primarily by marine processes. 
C)  primary coasts are relatively even, smooth coastlines, while secondary coasts are characterized by numerous headlands and inlets. 
D)  primary coasts are much longer than secondary coasts.

Question 13

Erosion of the Southern California coastline is a result of all the following factors EXCEPT:

Accepted Answer

A)  the rise in sea level due to global warming. 
B)  narrow beaches expose sea cliffs to erosion. 
C)  mudslides add to the width of the coastline. 
D)  inland dams trap sediments that could replenish beaches. 
A)  the rise in sea level due to global warming. 
B)  narrow beaches expose sea cliffs to erosion. 
C)  mudslides add to the width of the coastline. 
D)  inland dams trap sediments that could replenish beaches.

Question 14

Constructive interference of waves may occur when:

Accepted Answer

A)  waves with similar velocities and periods have become synchronized. 
B)  waves with different velocities and periods have become synchronized. 
C)  waves with different velocities and periods have become unsynchronized. 
D)  waves with similar velocities and periods have become unsynchronized. 
A)  waves with similar velocities and periods have become synchronized. 
B)  waves with different velocities and periods have become synchronized. 
C)  waves with different velocities and periods have become unsynchronized. 
D)  waves with similar velocities and periods have become unsynchronized.

Question 15

The best way to protect coastal communities from destruction would be:

Accepted Answer

A)  beach nourishment projects. 
B)  strategic retreat in the form of coastal property purchases by environmental groups. 
C)  construction of massive seawalls. 
D)  construction of barriers that intercept longshore currents. 
A)  beach nourishment projects. 
B)  strategic retreat in the form of coastal property purchases by environmental groups. 
C)  construction of massive seawalls. 
D)  construction of barriers that intercept longshore currents.

Question 16

The principal mechanism by which waves erode coastlines is:

Accepted Answer

A)  dissolution. 
B)  abrasion by the sediment load. 
C)  by forcing water and air under high pressure into rock crevices. 
D)  the force of the water battering the rocks. 
A)  dissolution. 
B)  abrasion by the sediment load. 
C)  by forcing water and air under high pressure into rock crevices. 
D)  the force of the water battering the rocks.

Question 17

Which of the following wave depositional landforms lies seaward from the coast line?

Accepted Answer

A)  A baymouth bar. 
B)  A spit. 
C)  A tombolo. 
D)  A hook. 
A)  A baymouth bar. 
B)  A spit. 
C)  A tombolo. 
D)  A hook.

Question 18

Wave refraction refers to:

Accepted Answer

A)  the bending of waves by constructive or destructive interference, as the waves encounter other waves. 
B)  the change within an ocean wave from oscillatory motion to translatory motion. 
C)  the bending of the direction of travel of waves as part of the wave front drags bottom. 
D)  the bending of waves until they break, or fracture, to become breakers within the surf zone. 
A)  the bending of waves by constructive or destructive interference, as the waves encounter other waves. 
B)  the change within an ocean wave from oscillatory motion to translatory motion. 
C)  the bending of the direction of travel of waves as part of the wave front drags bottom. 
D)  the bending of waves until they break, or fracture, to become breakers within the surf zone.

Question 19

Due to the influence of fetch on the production of ocean waves, the largest wave would be expected to occur:

Accepted Answer

A)  in the northern parts of any ocean. 
B)  in the ocean south of the southern tip of South America. 
C)  in the Pacific Ocean at the equator. 
D)  in the Atlantic Ocean between Africa and northern South America. 
A)  in the northern parts of any ocean. 
B)  in the ocean south of the southern tip of South America. 
C)  in the Pacific Ocean at the equator. 
D)  in the Atlantic Ocean between Africa and northern South America.

Question 20

Describe the mechanism and controlling factors of wave erosion.

Accepted Answer

Waves erode principally by forcing water

Which of the following statements about barrier islands is NOT true?

Waves would tend to deposit their sediment load in all of the following situations EXCEPT:

Reef organisms are limited geographically by which of the following factors?

All of the following are damaging effects of human impact on barrier islands EXCEPT:

Describe the methods used to protect coasts from wave erosion.

Longshore currents are propelled by:

What factors govern the characteristics of an ocean wave?

How can mangrove forests extend their land area on an otherwise eroding coast?

Which of the following is not considered a theory of the origin of barrier islands?

All of the following factors contribute to the erosion of Lake Michigan's eastern coastline EXCEPT:

A flood tide that with a rapid and turbulent upstream movement is called a:

The main difference between a primary coast and a secondary coast is:

Erosion of the Southern California coastline is a result of all the following factors EXCEPT:

Constructive interference of waves may occur when:

The best way to protect coastal communities from destruction would be:

The principal mechanism by which waves erode coastlines is:

Which of the following wave depositional landforms lies seaward from the coast line?

Wave refraction refers to:

Due to the influence of fetch on the production of ocean waves, the largest wave would be expected to occur:

Describe the mechanism and controlling factors of wave erosion.

A First Look at Planet Earth - Its Origins, Systems, and Tectonic Plates

Minerals

Igneous Rocks and Processes

Volcanoes and Volcanism

Weathering - the Breakdown of Rocks

Sedimentary Processes, Environments, and Rocks

Metamorphism and Metamorphic Rocks

Telling Time Geologically

Earth Structures - Folds, Faults, and Fabrics

Earthquakes

The Earths Interior - Whats Going on Down There

Plate Tectonics and the Formation of the Earths Oceans

Continental Tectonics and the Formation of the Earths Continents

Mass Movement

Streams and Floods

Groundwater

Glaciers and Ice Ages

Deserts and the Work of Winds

Human Use of the Earths Resources Appendices Glossary

Filters

Exam 19: Shores and Coastal Processes

Which of the following statements about barrier islands is NOT true?

Waves would tend to deposit their sediment load in all of the following situations EXCEPT:

Reef organisms are limited geographically by which of the following factors?

All of the following are damaging effects of human impact on barrier islands EXCEPT:

Describe the methods used to protect coasts from wave erosion.

Longshore currents are propelled by:

What factors govern the characteristics of an ocean wave?

How can mangrove forests extend their land area on an otherwise eroding coast?

Which of the following is not considered a theory of the origin of barrier islands?

All of the following factors contribute to the erosion of Lake Michigan's eastern coastline EXCEPT:

A flood tide that with a rapid and turbulent upstream movement is called a:

The main difference between a primary coast and a secondary coast is:

Erosion of the Southern California coastline is a result of all the following factors EXCEPT:

Constructive interference of waves may occur when:

The best way to protect coastal communities from destruction would be:

The principal mechanism by which waves erode coastlines is:

Which of the following wave depositional landforms lies seaward from the coast line?

Wave refraction refers to:

Due to the influence of fetch on the production of ocean waves, the largest wave would be expected to occur:

Describe the mechanism and controlling factors of wave erosion.

A First Look at Planet Earth - Its Origins, Systems, and Tectonic Plates

Minerals

Igneous Rocks and Processes

Volcanoes and Volcanism

Weathering - the Breakdown of Rocks

Sedimentary Processes, Environments, and Rocks

Metamorphism and Metamorphic Rocks

Telling Time Geologically

Earth Structures - Folds, Faults, and Fabrics

Earthquakes

The Earths Interior - Whats Going on Down There

Plate Tectonics and the Formation of the Earths Oceans

Continental Tectonics and the Formation of the Earths Continents

Mass Movement

Streams and Floods

Groundwater

Glaciers and Ice Ages

Deserts and the Work of Winds

Human Use of the Earths Resources Appendices Glossary

Filters