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land formations - Coggle Diagram
land formations
headland and bays
formed on a discordant coastline
alternating bands of hard and soft rock
hard e.g granite
soft rock e.g clay
destrcutive waves erode away the soft rock
hard rock remains= headlands
soft rock erodes forming beaches and bays
e.g swanage
wave cut platform
steep eaves break at the foot of the cliff
cuts away at the bottom as cliff retreats
cliff begins to undercut
wavecut notch forms
overtime increases stress on cliff and it collapses
heritage coast
tombolo
forms when a spit forms and meet a former island out at sea
longshore drift in the directiom of the prevaling wind
spit forms and gros out towards island
e,g angel road japan
e.g chesil beach
bars
where a spit develops across a bay wjee theres no strong flow of water
possible for thsediment to reach the other side of the land forming a bar