Glacial Erosion

2. A ridge formed by the till deposited at the edge of a glacier.
3. A time in Earth's history when glaciers covered large parts of the surface.
4. A mound of till that is smoothed in the direction of a glacier's flow.
5. When a glacier scoops out a valley in the shape of a U.
7. The process by which a glacier picks up rocks as it flows over the land.
9. When glaciers carve away the sides of a mountain to make a sharpened peak.
10. Large lakes left by a glacier.
12. A bowl shaped hollow eroded by a glacier.
14. Any large mass of ice that moves slowly over land.
15. When the level of the sea rises, water fills a valley once cut by a glacier.
16. A small depression that forms when a chunk of ice is left in glacial till.

1. A glacier that covers much of a large continent or island.
6. A long narrow glacier that forms when snow and ice build up in a mountain valley.
8. A sharp ridge separating two cirques.
11. When a depression left in till by melting ice fills with water.
13. The sediments deposited directly by the glacier.