Glacier landforms!

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Across
  1. 3. glaciers _____ mountains when sliding on them
  2. 4. when a smaller glacier stumbles upon a large onecarving out a "U"-shaped valley, the smaller one forms a ______ ______
  3. 5. become visible where and when a glacier melts
  4. 6. rocks that glaciers leave behind are called _____
Down
  1. 1. glaciers leave behind debris and rocks through _______
  2. 2. glaciers leave this behind where they stop and melt