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Unit 2 geography
| Question | Answer |
|---|---|
| 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 of soil |
| prairie | A region of flat or rolling land covered with grasses |
| province | A political division of land in 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 plant remains |