Coastal Processes

Which process of erosion? 'Air expands in cracks in a cliff face due to water pressure'

• Attrition

• Abrasion

• Hydraulic Action

• Solution

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

• Attrition

• Abrasion

• Hydraulic Action

• Solution

Which process of erosion? 'Two rocks smash into each other and become smaller, smoother and rounder'

• Attrition

• Abrasion

• Hydraulic Action

• Solution

Which process of transportation? 'Large rocks/pebbles are rolled along the sea floor'

• Traction

• Saltation

• Suspension

• Solution

Which process? 'Rocks dissolve in slightly acidic sea water'

• Traction

• Saltation

• Suspension

• Solution

Why type of weathering? 'Water freezes in cracks, expands and forces the cracks wider.'

• Chemical

• Biological

• Freeze-thaw

• Mass movement

Why type of weathering? 'Roots of plants grow into and expand faults in the rock.'

• Chemical

• Biological

• Freeze-thaw

• Mass movement

What is the name of the process of moving sediment along a coastline?

• Sediment displacement

• Longshore drift

• Mass movement

• Coastal transfer

What influences the direction of the movement of sediment along a coastline?

• Type of wave

• Wind speed

• Fetch

• Prevailing wind

NOT a type of mass movement

• Rock fall

• Landslide

• Mudflow

• Cliff undercutting