Y12 Coasts

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Across
  1. 1. acronym for UK's system for coastal defence
  2. 4. depositional feature found at high tide mark
  3. 9. flooded river valley
  4. 11. beach found away from the current coastline
  5. 13. carried out before building sea defences
  6. 20. global ocean current
Down
  1. 1. highest tide of the month
  2. 2. coastline with varying types of rock
  3. 3. air pressurised in gaps in rock
  4. 5. often found behind spits
  5. 6. rocks in mesh cages
  6. 7. load colliding with cliffs or beach
  7. 8. distance a wave travels
  8. 10. bouncing of load along seabed
  9. 12. coastline in Yorkshire
  10. 14. salt level of water
  11. 15. reversal of Pacific Ocean currents
  12. 16. flooded U-shaped valley
  13. 17. type of delta eg. Nile
  14. 18. eroded narrow piece of land on a headland
  15. 19. tall, thin, column of rock