Coasts Quiz

Which keyword matches the definition below:

'breakdown of rocks as they're moved by the water'

• weathering

• erosion

• constructive

• destructive

which type of weathering involves rocks being broken as they are heated and cooled in the sun?

• freeze-thaw

• onion-skin

• biological

• chemical

what types of erosion is missing from the list: hydraulic action, attrition, abrasion,

• solution

• chemical

• traction

• saltation

If a cave has been eroded into a headland what can it then become next

• stump

• stack

• arch

• cliff

What are the four ways that a rock can be transported by the waves?

• traction, saltation, hydraulic action, suspension

• saltation, chemical, abrasion, suspension

• suspension, attrition, solution, saltation

• traction, saltation, suspension, solution

Constructive waves have...

• stronger swash than backwash

• stronger backwash than swash

• both the same!

What features are there of constructive waves

• infrequent waves

• low wave height

• lots of deposition

• all of them!

What would we expect to find at a beach with lots of destructive waves?

• steep beach profile

• shallow beach profile

• deposition of rocks

• stronger swash than backwash

What do you need for longshore drift to occur at a coastline?

• destructive waves

• lots of beach managment

• a prevailing wind hitting the beach at an angle

Which direction do waves return to the sea?

• parallel to the beach

• the same as the angle of the swash

• perpendicular to the shore

• at a diagonal angle