Karst, Caves, and Glaciers

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Across
  1. 3. ground material above carbonate bedrock
  2. 4. Times in past, ice covered large parts of land
  3. 5. Ridge of till deposit along sides of glacier
  4. 7. Feature of karst topography
  5. 10. Any large mass of ice that moves slowly on land
  6. 11. Area of bedrock formed by carbonic acid
  7. 13. Sediments mixture, left but glacier melting
  8. 15. Glacier that covers most of the continent
Down
  1. 1. rain reacts with carbon dioxide in ground
  2. 2. Being dissolved
  3. 6. Factor that affects erosion rate
  4. 8. Factor that affects erosion rate
  5. 9. Natural depression or hole, ground collapses
  6. 12. Chunks of ice left behind, melts, forms depression
  7. 14. Long, narrow-snow and ice build up in valley