Glacier and Dunes

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Across
  1. 2. A hill of sediment
  2. 3. is an ice sheet covering a part of a continent
  3. 4. A relatively straight, steep-sided, U-shaped valley that results from glacial erosion
  4. 6. A glacier that is confined by surrounding mountain terrain
  5. 8. a steep-sided mound of sand and gravel deposited by a melting ice sheet
  6. 9. A mass of rocks and sediment carried down and deposited by a glacier
  7. 12. where rocks contained within the glacier come into contact with other rocks
  8. 13. a long ridge of gravel and other sediment, typically having a winding course, deposited by meltwater from a retreating glacier or ice sheet
Down
  1. 1. Huge sheets of ice carved out the U-shaped valleys
  2. 3. bowl-shaped, amphitheater-like depressions that glaciers carve into mountains
  3. 5. A stage in the transformation of snow to glacier ice
  4. 7. a rock or boulder that differs from the surrounding rock and is believed to have been brought from a distance by glacial action
  5. 10. a deep open crack, especially one in a glacier
  6. 11. formed when glaciers erode three or more arêtes, usually forming a sharp-edged peak