Earth Science 4.3 a Review

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Across
  1. 3. broken rock carried by glaciers
  2. 5. deeps cracks in a glacier
  3. 8. sharp ridge that divides two cirques
  4. 10. deflation basins
  5. 11. an accumulation of till left by a retreating glacier
  6. 13. this glacier covers an immense area of relatively flat land
  7. 15. huge bowl shaped depression
  8. 16. period of widespread glaciations
  9. 17. a thick ice sheet that slowly moves under its own weight
  10. 18. unlike till, this is sorted into distinct layers of sediment by running water
Down
  1. 1. large holes left form the melting of huge chunks of glacial ice lodged in till or outwash
  2. 2. deep grooves and scratches
  3. 4. most important effect of wind erosion; removal of loose particles of sand and soil by wind
  4. 6. these glaciers are rivers of ice that slowly flow down from mountainous regions into valleys
  5. 7. till that is smoothed over when a glacier advances again
  6. 9. sometimes glaciers carve out valleys along the coastline; as the glacier melts the valley fills with seawater, creating a _______
  7. 12. smaller ice sheets
  8. 14. wind-made
  9. 19. sharp, steeple shaped point when three or more cirques cut into a mountain peak