Reference no: EM13273295

1. If the amount kf sand accumulating on a beach from a deposition is greater than amount of sand being removed, the beach is experiencing:

A) backwash

B) progradation

C) longshore drift

D) retrogradation

E) equilibrium

2. The two processes of beach and littoral drift can build a finger-like extension along a shorelike, called a:

A) marine scarp

B) sandspit

C) pier

D) longshore current

E) coral reef

3. A circulae, ring-shaped coral reef surrounding an empty lagoon is called:

A) an atoll

B) a berm

C) a tombolo

D) a spit

E) a barrier reed

4. As a wave approaches a beach at an oblique angle, only part of the wave slows dow as it reaches shallow water. The upper part of the wave continues toward the shore at a hight rate of speed. This process of wave "bending" is called:

A) wave relfection

B) wave broading

C) wave drift

D) wave breathing or wave refration.

5. Which of the following is not an ersion landform produced by wind action?

A) deflation hollow

B) desert pavement

C) blowout

D) erg

E) all

6. Transfer dunes

A) form un direction parallel to the prevailing winds

B) form at right angles to thr prevailing winds.

C) are prehistoric dunes now covered by sedimemtary stearata.

D) are stable dunes covered by vehetation.

7. The flow direction of a littoral current depends on what two factors?

A) shape the coastline and longshore drifts.

B) wind direction and wave direction

C) size of the beach sand particles and type of sand.

D) position of offshore sandbars and high tide.

E) none of the above.