Y8 - Coasts

Where do the waves get their energy from?

• Sea

• tide

• wind

• sand

Coast is where the land meets the sea

• True

• False

The movement of waves returning to the sea, down the beach is

• tides

• swash

• backwash

• shingle

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

• attrition

• swash

• backwash

• abrasion

The length of water that the wind blows over is called

• duration

• fetch

• crest

When waves hit the cliff face they force air deeper into the cracks in the cliff face, which can weaken and lead to the erosion of this material. This form of erosion is known as what?

• Hydraulic Action

• Solution

• Attrition

• Arbasion

Material (pebbles and sand) moves along the coastline by waves that approach at an angle are called

• Swash

• Backwash

• Longshore drift

• Groynes

Which process of erosion? 'Rocks scrape along a cliff face and erode it through the sandpaper effect'

• Hydraulic action

• attrition

• abrasion

• solution

Once formed, coastline never changes

• true

• false

What happens when the coast is sheltered, shallow, with low amounts of wind, and when there is lots of loose material to deposit?

• Deposit

• Tides

• Uprush

• Recession