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geogrAPHYvocab
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| Term | Definition |
|---|---|
| piedmont | low platu |
| Appalachian mountains | west of the coastal plain |
| great plains | large treeless area |
| Canadian shield | rocky, flat area covers 12 million square miles around the hudson bay |
| rocky mountains | major mountain system of united states and canida |
| continental divide | line of highest points in the Rockies |
| great lakes | huron, ontario, michagain, erie, superior |
| Mackenzie river | longest river in Canada |
| permafrost | permanently frozen ground |
| prevailing westerlies | winds that blow from west to east |
| evergladees | huge swampland that covers 4000 square miles |
| nomads | people who move place to place |
| beringia | land bridge that once connected to Siberia and Alaska |
| st Lawrence seaway | north America's most important deepwater |
| locks | sections of a waterway with closed gates |
| humid continental climate | summers are warm and winters are cold |
| humid subtropical climate | summers are hot and winters are cool |
| Mediterranean climate | summers are dry sunny and warm, winters are rainy |
| semiarid climate | summers are dry, winters are freezing |
| tornado ally | area where tornados strike often |
| death valley | hottest point in north ameraica |
| Erie canal | water link between the Atlantic and Great Lakes |