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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 ice and snow |
| Great Lakes | the worlds largest group of fresh water lakes in the world |
| tribuary | a river or stream that flows into a larger river |
| tundra | vast tree less biom cold climates and low precepetation with permafrost |
| perma frost | a layer of permanent frozen soil |
| prairie | large grassland |
| province | a political division of Canada |
| alluvial soil | the fertile topsoil left by a river after a flood |
| agribusiness | a large company that runs huge farms |
| hydroelectricity | electric power generated by moving water |
| fossil fuel | sources of energy that formed from animal and plant remains |