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Us &CanadaCh 1Vocab
Term | Definition |
---|---|
rocky mountains | the major mountain range in western North America |
glaciers | a huge, slow-moving mass of snow and ice |
great lakes | the world's largest group of freshwater lakes, located between the US and Canada and comprising Lakes, Erie, Huron, Michigan, Ontario, and Superior |
tributary | a river or stream that flows into a larger river |
tundra | a cold, dry region covered with snow for more than 1/2 the year; a vast, treeless plain where the subsoil is always frozen |
permafrost | permanently frozen layer of ground below the top layer of soil |
prairies | a region of flat or rolling land covered with tall grass |
province | a political division of land in Canada, similar to a state in the US |
alluvial soils | soil deposited by water; fertile topsoil left by rivers after a flood |
agribusiness | large company that runs huge farms to produce, process, and distribute agricultural products |
hydro electricity | electric power produced by moving water |
fossil fuels | a fuel formed over millions of years from animal and plant remains, including coal, petroleum, and natural gas |