| Term | Definition |
|---|
| glacier | A large mass of moving ice |
| drumlin | Formed when glacier drops off debris and then moves over debris to form a tail. Looks like upside down spoon. |
| esker | Steep ridges made of sand and gravel deposited by a stream underneath a glacier. Looks like a snake. |
| kame | A cone-shaped mound of sand or gravel deposited by a stream under a glacier. |
| Kettle | A depression (hole) formed from melting ice that is buried in debris |
| Moraine | A mound, ridge, or other distinct accumulation of glacial till. |
| Till | Unsorted mixtures of clay, silt, gravel, and boulders left from the glaciers. |
| Ice Age | A long period of time where parts of the Earth were covered with ice |
| Plate Tectonics | The Earth's most outer crust is made of plates that continually move. |
| Erratics | Boulders that are transported (carried) and left in a new place by glaciers. |
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