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Unit 2 Geography
| Term | Definition |
|---|---|
| Rocky Mountains | The major mountain range in western North America. |
| glacier | A huge slow-moving mass of snow and ice. |
| Great lakes | The world's largest group of freshwater lakes. |
| tributary | A river or stream that flows into a larger river. |
| 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 Canada |
| alluvial soil | fertile topsoil left by a river, especially after a flood |
| agribusiness | a large company that runs huge farms |
| hydroelectricity | electric power produced by moving water |
| fossil fuel | a fuel formed over millions of years from animal and plants remains |