Headlands and bays formation

Formation of wave-cut platforms

• Sea attacks base of the cliff forming a wave-cut notch
• The notch is enlarged by continous erosion
• The rock above notch becomes unstable and collapses
• Backwash carries rubble away
• This process repeats as cliff retreats leaving a wave-cut platform behind

Formation of headlands and bays

• Alternating bands of resistant and less resistant rock
• Less resistant rock…