All of the Following Statements Concerning Seawalls Are True EXCEPT

question 6

Multiple Choice

All of the following statements concerning seawalls are true EXCEPT:

• A) seawalls disrupt movement of sediment that nourishes beaches.
• B) seawalls cause an interruption in longshore currents.
• C) a seawall causes a buildup of sand and sediment immediately seaward of itself.
• D) seawalls accelerate erosion in other coastal areas where waves have been refocused.

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Definitions:

Depth Perception

Depth Perception is the visual ability to perceive the world in three dimensions and to judge the distance of objects accurately.

Continuity

The continuous and steady presence or functioning of something throughout a duration of time.

Perceptual Constancy

Perceiving objects as unchanging (having consistent color, brightness, shape, and size) even as illumination and retinal images change.

Figure-Ground

The organization of the visual field into objects (the figures) that stand out from their surroundings (the ground).