Coastal erosion processes and formations

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Across
  1. 4. another name for a wave cut platform
  2. 5. The side-wall of a wave cut platform
  3. 6. Formed when two caves on either side of a headland join in the middle
  4. 7. The process of ... retreat is one that concerns people living on the coast
  5. 9. the other name for hydraulic action
  6. 11. much more erosive than normal waves
  7. 12. A coastal feature created by hard, often volcanic rock
  8. 14. When coastline is made of hard and soft rock, ... erosion takes place
Down
  1. 1. When waves cause rocks to rub together, making rock fragments smaller and rounder
  2. 2. A group of waves
  3. 3. Pieces or fragments of a collapsed cliff
  4. 4. A pillar-like structure, was once part of a headland
  5. 8. The distance wind blows over the water to create a wave
  6. 10. ... waves are waves created somewhere else/non-locally
  7. 13. When small fragments of rock are smashed into a cliff or headland by wave action