CORRECT VERIFIED ANSWERS
Biological weathering (cliffs) -Answer:-Plants growing in cracks and animals
burrowing in weak rock
Rockfall (mass movement) -Answer:-Fragments of rock break away from cliff
face due to freeze thaw
Landslide (mass movement) -Answer:-Blocks of rock slide downhill
Mud flow (mass movement) -Answer:-Saturated soil and weak rock flows
down slope
Rotational slip (mass movement) -Answer:-Slump of saturated soil and weak
rock along a curved surface
5 kinds of coastal erosion -Answer:-Solution, corrosion, abrasion, attrition,
hydraulic power
Solution -Answer:-Dissolving of rocks due to chemicals in water
Corrosion -Answer:-Fragments of rock picked up and hurled at cliff
Abrasion -Answer:-Sandpapering pebbles grinding against platform until
smooth
, Attrition -Answer:-Pebbles carried by sea knock against each other to be
smaller and rounder
Hydraulic power -Answer:-Trapped air forced into holes cracks rock
Coastal transportation 4 kinds -Answer:-Solution; Suspension; Traction;
Saltation
Solution -Answer:-Dissolved chemicals from limestone or chalk float in water
Suspension -Answer:-Particles suspended in water
Saltation -Answer:-Hopping or bouncing motion of particles too heavy to
suspend
Traction -Answer:-Rolled pebbles
Longshore drift -Answer:-Swash carries sediment up beach backwash carries
sediment back down as waves draw back at 90 degrees
Headlands and bays -Answer:-Different types of rock erode at different rates
softer rock erodes to a bay whilst resistant rock becomes a headland
Wave cut platform -Answer:-A flat area of rock in front of a cliff created by
cliff retreat
Stack formation -Answer:-Hydraulic action crack, cave, arch, stack, stump