Questions about erosion

Give an example of cliffs and wave-cut platforms.

• Andes Mountains

• White Cliffs of Dover

• Grand Canyon

• Sahara Desert

What type of erosion is mentioned as the correct answer?

• Hydraulic action

• Wave cutting platform

• Hydraulic action and abrasion

• Rockfall

What processes forces air into cracks?

• Abrasion

• Rockfall

• Hydraulic action

• Longshore drift

What is the flat area left after a cliff retreats?

• Cliff notch

• Rockfall zone

• Wave-cut platform

• Sea wall

Name two types of erosion that form cliffs.

• Rockfall and longshore drift

• Hydraulic action and abrasion

• Weathering and sliding

• Cracking and collapsing

What happens after the wave-cut notch forms?

• A beach form

• The rock above breaks off (rockfall)

• The sea becomes calm

• The cliff stops eroding