permafrost/Glaciers

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Across
  1. 3. water forming by the melting of snow and ice, and glaciers
  2. 4. a larger mass of ice
  3. 5. a series of ridges or scratches from rocks in glaciers
  4. 8. a long ridge of gravel and other sediments
Down
  1. 1. a mass of rocks and sediments carried down by a glacier
  2. 2. a rock or sediment that is frozen for two or more years
  3. 6. frozen water that became a solid
  4. 7. a covering of ice over a larger area