Glaciers

2. Elongated hills of glacial till that have one steep end
3. enormous ice masses that flow in all directions and cover large areas of continents
4. Material deposited by a glacier as it melts
8. The head of a glacier where snow and ice are gained
9. Gaping cracks in the zone of fracture of a glacier
10. The zone of a glacier where ice is brittle and breaks rather than bends
11. A period of time within an ice age when glaciers advance
12. The process where large pieces of a glacier break off at the food of a glacier

1. Ice masses that slowly advance down valleys that were originally occupied by streams
5. Depression created when large block of ice breaks off melting glacier and then melts
6. How ice distorts and changes shape under the pressure of snow build up
7. Ridge of glacial till
8. The area of a glacier where ice melts
11. All of the rock debris of glacial origin