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Coastal processes

Total questions: 20

Worksheet time: 7mins

Name
Class
Date
1.

Which of the following is not an input source for sediment cells:

a)

Offshore bars

b)

Fluvial sediment

c)

Estuary

d)

Beach erosion

2.

The movement of water up the beach after the breaking of a wave is called the:

a)

Backwash

b)

Swash

c)

Breaker

d)

Wave

3.

Eustatic sea level increase occurs with the melting of sea ice.

a)

True

b)

False

4.

The annotation best explains which coastal erosional process?

a)

Attrition

b)

Abrasion

c)

Hydraulic action

d)

Corrosion

5.

Areas of former wave-cut platforms which are at a higher level

than the present sea level is which feature?

a)

Relict cliffs

b)

Fossil sea cave

c)

Raised beaches

d)

Ria

6.

A coastline which has a falling sea level is called:

a)

Submergent

b)

Emergent

c)

Drowned

d)

Isostatic

7.

Which key term goes with the definition 'The wearing away and removal of material by a moving force, such as a breaking wave. '

a)

Deposition

b)

Erosion

c)

Transportation

d)

Fetch

8.

Which process of transport bounces material in a 'leap-frogging' motion?

a)

Traction

b)

Saltation

c)

Solution

d)

Suspension

9.

Which key term goes with the definition 'material being transported by the sea is dropped due to the sea losing energy.'

a)

Erosion

b)

Deposition

c)

Transportation

d)

Hydraulic action

10.

Sub-aerial process occur:

a)

On land

b)

In the sea

c)

In the swash zone

d)

On the foreshore

11.

Which of the following does NOT impact size and strength of waves:

a)

Wind strength

b)

Length of fetch

c)

How long the wind has been blowing

d)

Sediment load

12.

A (a)   coastline is where rock strata run parallel to the coast.

13.

In which direction does the swash approach the beach?

a)

From the south west

b)

Parallel

c)

Same as the wind

d)

Perpendicular

14.

With a (a)   wave, the swash is stronger than the backwash.

15.

A (a)   is a drowned u-shaped glacial valley.

16.

Isostatic change occurs much more (a)  

than eustatic change.

17.

This happens when the waves don't have enough energy to carry sediment:

a)

Erosion

b)

Deposition

c)

Swash

d)

Backwash

18.

The type of erosion that occurs when rocks or pebbles bang together is:

a)

Attrition

b)

Abrasion

c)

Hydraulic action

d)

Solution

19.

Solution is when salts and other acids in seawater slowly dissolve a cliff.

a)

True

b)

False

20.

The feature identified is called a:

(a)