Question 1

What is a major contributor to coastal erosion jeopardizing human property?

Accepted Answer

A)  The diverting and damming of rivers 
B)  The dredging of bays 
C)  The building of breakwaters 
D)  The creation of jetties 
A)  The diverting and damming of rivers 
B)  The dredging of bays 
C)  The building of breakwaters 
D)  The creation of jetties

Question 2

What type of estuary has little vertical mixing?

Accepted Answer

A)  Fjord estuaries 
B)  Bar-built estuaries 
C)  Tectonic estuaries 
D)  Drowned river mouth estuaries 
A)  Fjord estuaries 
B)  Bar-built estuaries 
C)  Tectonic estuaries 
D)  Drowned river mouth estuaries

Question 3

Why do large, broad beaches have gradual slopes?

Accepted Answer

A)  They have coarse particles. 
B)  There is a minimal transport of sediments back to the ocean. 
C)  They are not in equilibrium. 
D)  They have a large area for wave energy to dissipate. 
A)  They have coarse particles. 
B)  There is a minimal transport of sediments back to the ocean. 
C)  They are not in equilibrium. 
D)  They have a large area for wave energy to dissipate.

Question 4

Barrier islands are:

Accepted Answer

A)  perpendicular to the shore. 
B)  formed when sediments accumulate on submerged rises. 
C)  broad and offshore 
D)  connected to the shore. 
A)  perpendicular to the shore. 
B)  formed when sediments accumulate on submerged rises. 
C)  broad and offshore 
D)  connected to the shore.

Question 5

What is a factor that is instrumental in shaping an erosional coast?

Accepted Answer

A)  Wind-driven grit abrasion 
B)  Stream erosion 
C)  Dissolution of acids and bases 
D)  All of these choices 
A)  Wind-driven grit abrasion 
B)  Stream erosion 
C)  Dissolution of acids and bases 
D)  All of these choices

Question 6

What is not true of the backshore?

Accepted Answer

A)  It is a relatively inactive zone. 
B)  It extends to the farthest point that sediment reaches. 
C)  It extends slightly seaward of the berm crest. 
D)  It can include dunes and grasses. 
A)  It is a relatively inactive zone. 
B)  It extends to the farthest point that sediment reaches. 
C)  It extends slightly seaward of the berm crest. 
D)  It can include dunes and grasses.

Question 7

A beach slope in equilibrium will grow at slower rates than heavy depositional beaches.

Accepted Answer

A) True 
 B)False

Question 8

What is a tombolo?

Accepted Answer

A)  An embayment parallel to the shore 
B)  Interconnected marshlands in a river 
C)  A passage to the ocean within a bar 
D)  A bridge of sediment that connects a sea island to the mainland 
A)  An embayment parallel to the shore 
B)  Interconnected marshlands in a river 
C)  A passage to the ocean within a bar 
D)  A bridge of sediment that connects a sea island to the mainland

Question 9

What type of reef is a ring-shaped island of coral?

Accepted Answer

A)  Fringing 
B)  Barrier 
C)  Atoll 
D)  Mangrove 
A)  Fringing 
B)  Barrier 
C)  Atoll 
D)  Mangrove

Question 10

What are some of the characteristics of an erosional coast? What are some key factors in the shaping of an erosional coast?

Accepted Answer

Answer should include:
•	Erosional coast

What is a major contributor to coastal erosion jeopardizing human property?

What type of estuary has little vertical mixing?

Why do large, broad beaches have gradual slopes?

Barrier islands are:

What is a factor that is instrumental in shaping an erosional coast?

What is not true of the backshore?

A beach slope in equilibrium will grow at slower rates than heavy depositional beaches.

What is a tombolo?

What type of reef is a ring-shaped island of coral?

What are some of the characteristics of an erosional coast? What are some key factors in the shaping of an erosional coast?

The Origin of the Ocean

A History of Marine Science

Earth Structure and Plate Tectonics

Ocean Basins

Ocean Sediments

Water and Ocean Structure

Ocean Chemistry

Circulation of the Atmosphere

Circulation of the Ocean

Waves

Tides

Life in the Ocean

Plankton, Algae, and Plants

Marine Animals

Marine Communities

Marine Resources

The Ocean and The Environment

Filters

Exam 12: Coasts

What is a major contributor to coastal erosion jeopardizing human property?

What type of estuary has little vertical mixing?

Why do large, broad beaches have gradual slopes?

Barrier islands are:

What is a factor that is instrumental in shaping an erosional coast?

What is not true of the backshore?

A beach slope in equilibrium will grow at slower rates than heavy depositional beaches.

What is a tombolo?

What type of reef is a ring-shaped island of coral?

What are some of the characteristics of an erosional coast? What are some key factors in the shaping of an erosional coast?

The Origin of the Ocean

A History of Marine Science

Earth Structure and Plate Tectonics

Ocean Basins

Ocean Sediments

Water and Ocean Structure

Ocean Chemistry

Circulation of the Atmosphere

Circulation of the Ocean

Waves

Tides

Life in the Ocean

Plankton, Algae, and Plants

Marine Animals

Marine Communities

Marine Resources

The Ocean and The Environment

Filters