Author Question: Why are inlets through barrier bars or barrier islands not closed by longshore drift of sand? a. ... (Read 89 times)

lindiwe

  • Hero Member
  • *****
  • Posts: 577
Why are inlets through barrier bars or barrier islands not closed by longshore drift of sand?
   a. Such inlets are always the outlets for onshore rivers to reach the sea, so they flush the sand out.
   b. Rapid flow of water back and forth through the inlet as tides rise and fall keeps it clear.
   c. Longshore sand drifted into such inlets drops into deeper water, so it drifts out to sea.
   d. Sand drifted into such inlets encounters brackish water from the inlet and dissolves.
   e. Sand drifted into such inlets is carried into the lagoon by incoming waves.

Question 2

Which approach is NOT appropriate for addressing the high cost of beach replenishment?
   a. trucking in sand from inland locations
   b. moving homes to a safer distance from the coast
   c. allowing the coast to erode land unimpeded
   d. using crushed bottle glass instead of sand
   e. using compacted garbage instead of sand



ErinKing

  • Sr. Member
  • ****
  • Posts: 362
Answer to Question 1

ANSWER: b

Answer to Question 2

ANSWER: e



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

For about 100 years, scientists thought that peptic ulcers were caused by stress, spicy food, and alcohol. Later, researchers added stomach acid to the list of causes and began treating ulcers with antacids. Now it is known that peptic ulcers are predominantly caused by Helicobacter pylori, a spiral-shaped bacterium that normally exist in the stomach.

Did you know?

Elderly adults are living longer, and causes of death are shifting. At the same time, autopsy rates are at or near their lowest in history.

Did you know?

Chronic marijuana use can damage the white blood cells and reduce the immune system's ability to respond to disease by as much as 40%. Without a strong immune system, the body is vulnerable to all kinds of degenerative and infectious diseases.

Did you know?

Hypertension is a silent killer because it is deadly and has no significant early symptoms. The danger from hypertension is the extra load on the heart, which can lead to hypertensive heart disease and kidney damage. This occurs without any major symptoms until the high blood pressure becomes extreme. Regular blood pressure checks are an important method of catching hypertension before it can kill you.

Did you know?

Amoebae are the simplest type of protozoans, and are characterized by a feeding and dividing trophozoite stage that moves by temporary extensions called pseudopodia or false feet.

For a complete list of videos, visit our video library