Chapter 17

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Across
  1. 3. A large mass of moving ice
  2. 6. Cycles of partial melting and refreezing change snow into grainy ice called
  3. 7. Sharp jagged ridge that forms between cirques
  4. 10. Process that causes the ice at the base of a glacier to melt and the glacier to slide
  5. 12. A sharp pyramid like peak that forms because of the erosion of cirques
  6. 14. Elevation above which ice and snow remail
Down
  1. 1. Massive sheet of ice that may cover millions of square km, that is not confined by surrounding topography
  2. 2. a large rock transported from a distant source by a glacier
  3. 4. Narrow, wedge-shaped mass of ice that is confined to a small area by surrounding topography
  4. 5. Process by which glaciers flow slowly as grans of ice deform under pressure and slide over eachother
  5. 8. a landform that is made from unsorted sediments deposited by a glacier
  6. 9. Deep and steep bowl-like depression produced by glacial erosion
  7. 11. Motionless mass of permanent snow
  8. 13. may break from ice shelves and drift into the ocean