Glaciation: Units 1-4

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Across
  1. 3. Formed when two cwms erode against each other
  2. 6. Human caused (climate change)
  3. 9. A river erosion process
  4. 10. A glacial period
  5. 11. Also known as the eccentricity or stretch cycle
  6. 12. A corrie lake
  7. 13. Where glacial inputs are the same as outputs
  8. 15. The change of state from ice directly to water vapour
  9. 16. A natural cause of short term climate change
  10. 17. Down glacier side
  11. 18. Movement process involving the pressure melt point
  12. 19. Type of flow that thickens ice, occurs in the ablation zone
  13. 21. Point during the Earth's orbit closest to the sun
Down
  1. 1. A ribbon lake, 1.5km long
  2. 2. The removal of rock by ice, wind or water
  3. 4. Capital city on a large crag and tail
  4. 5. Meltwater reduces this
  5. 7. A temporary following period in long term climate change e.g. The Younger Dryas
  6. 8. The only method of movement in cold based glaciers
  7. 14. Dilatation is an example of this process
  8. 20. A glacier is considered to be this