How the coastline changes from a crack to a stump G1

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  • How the coastline changes from a crack to a stump
    • 6. stack is undercut & collapses to leave a stump
    • 3. waves cut through headland to form an arch
    • 5. Forming an isolated stack at the portion of the cliff
    • 4. roof of arch becomes too heavy to be supported & collapses
    • 1. Joint in resistant rock in the headland
    • 2. Corrasion & hydraulic action of waves widen & weakens cliff - form a cave

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