18 Oct The term applied to various sizes of boulders that are commonly used in structural material to provide protection to the shoreline is:

The term applied to various sizes of boulders that are commonly used in structural material to provide protection to the shoreline is:

 

gabions

 

longard tubes

 

rip-rap

 

jetties

 

Question 2Wire baskets filled with rocks are called:

 

gabions

 

longard tubes

 

rip-rap

 

jetties

 

Question 3One of the oldest and most successful seawall construction projects is located in:

 

New Orleans, LA

 

Biloxi, MS

 

Galveston, TX

 

Corpus Christi, TX

 

Question 4A structure built with the specific duty of dissipating wave energy before it reaches the shoreline is known as a:

 

groin

 

jetty

 

seawall

 

breakwater

 

Question 5A salient can be found behind which structural feature?

 

breakwater

 

jetty

 

groin

 

seawall

 

Question 6The difference between groins and jetties is the fact that jetties:

 

run parallel to the shoreline

 

do not interrupt the littoral drift of sediment

 

are typically smaller

 

are larger and found near tidal inlets

 

Question 7Beach nourishment is accomplished most of the time by:

 

offshore dredging

 

purchasing sand to haul in

 

pushing the dunes seaward

 

natural processes

 

Question 8Mining coastlines around the world is typically avoided due to the environmental damage it causes.

 

True

 

False

 

Question 9What does eutrophication mean?

 

an inability to replace oxygenated water with anoxic water

 

an inability to replace anoxic water with oxygenated water

 

to built and develop an area via dredge and fill

 

beach nourishment projects

 

Question 10The majority of the problem is that coastlines are experiencing:

 

major storms

 

tsunamis

 

construction/ development

 

earthquakes