| A | B |
|---|
| Glacier | Large mass of ice formed from an accumulation of snow that moves |
| Continental Glacier | Formed over large land areas, and covered polar areas during the ice ages |
| Ice Age | Time period when the average temperature was 4 degrees cooler |
| Valley Glacier | Glacier that formed in Mts. Because of lower temperatures at higher elevations |
| Plucking | Melt water from the glacier fill cracks in the rocks, then the water freezes and then breaks the rock loose |
| Striations | Scratches in rock caused by the scrapping of rocks moved by a glacier |
| Till | A jumble of different-sized sediments, boulders, sand, clay, and silt |
| Moraine | Big ridge of sediments dropped in the front of the glacier |
| Kettle Lake | Forms from the ice block melting after sediments were deposited in an area |
