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15 questions
What is a shingle beach?
A beach which is armoured with pebbles or small- to medium-sized cobbles (stones).
A beach composed of fine sand.
What affects the slope of the beach sediment?
The action of waves.
The composition of the beach. (Whether it is sand or shingle)
The time of day.
None of the above
What causes waves?
The tide
The rotation of the earth
Friction between the wind and surface of the water
The moon
What factors affect the size of waves?
Strength of wind
How long the wind has been blowing for
The fetch. (The distance of ocean over which the wind blows)
The amount of rainfall
What is swash?
The movement of the wave up the beach.
The movement of the wave down the beach
What is backwash?
The movement of the wave up the beach.
The movement of the wave down the beach
What causes backwash?
The wind
Gravity
What do constructive waves do to the amount of sediment on the beach?
The build the beach up (construct it)
The remove beach sediment (destruct it)
What do destructive waves do to the amount of sediment on the beach?
The build the beach up (construct it)
The remove beach sediment (destruct it)
Which type of wave has a strong swash and a weak backwash?
Constructive
Destructive
Which type of wave has a weak swash and a strong backwash?
Constructive
Destructive
Which type of wave has a high wave frequency?
Constructive
Destructive
Which type of wave has a long wave length?
Constructive
Destructive
Which type of wave creates a narrow steep beach??
Constructive
Destructive
Which type of wave creates a wide flat beach??
Constructive
Destructive
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