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Unit 2Geography
| Term | Definition |
|---|---|
| tundra | A cold dry region covered with snow for more than half the year |
| permafrost | A permanently frozen layer of ground below the top layer of soil |
| prairie | A region of flat or rolling land covered with grasses |
| province | A political division of land in Canada |
| Rocky mountains | Are the largest mountain system in North America |
| Glaciers | huge, slow-moving sheets of ice |
| Great Lakes | The worlds largest group of freshwater lakes |
| Tributary | is a stream or river that flows into a larger river |
| Alluvial soil | a fertal top soil left by a river, especially after a flood |
| Agribusiness | a large company that runs huge farms |
| Hydroelectricity | an electric power produced by moving water |
| fossil fuel | a fuel formed over millions of years from animal and plant remains |