The coast is the zone between land and sea. The action of the waves and the sea constantly changes the shape and form of the coast, and people manage these changes in different ways.
What is the correct definition of the coastal zone?
Where the land meets the sea
Where people go on holiday
Where destructive waves are common
Which process involves the wearing away of the coastline by powerful waves?
How does rock type affect rates of coastal erosion?
Harder rock erodes more quickly
Harder rock erodes more slowly
Older rocks erode more quickly
How does a discordant coastline erode?
Evenly, at the same rate
At different rates
What is the effect of wave refraction?
It concentrates wave energy on headlands
It prevents waves from reaching the coastline
It concentrates wave energy on bays
When is deposition likely to occur?
When the headlands reach far out into the sea
When there are calm conditions with little wind
At the base of steep cliffs
How are waves created?
By the rain
By people in boats
By the wind blowing over the surface of the sea
Which of the following is typical of a constructive wave?
10-14 waves per minute
Which of the following is typical of a destructive wave?
Strong swash, weak backwash
Weak swash, strong backwash
Equal swash and backwash
Which of the following factors affect the strength of waves?
The length of the fetch
The amount of water
The distance of the swash