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chapter 7-8
| Term | Definition |
|---|---|
| Megapolis | A very large city a region made up of several large cities and their surrounding areas, considered to be a single urban complex. |
| Mangrove | A tropical tree that grows in swampy ground along coastal areas. |
| Bayou | A marshy inlet or outlet of a lake or a river. |
| Fall line | Imaginary line between the Appalachian mountains and the Atlantic coastal plains where rivers and streams form waterfalls and rapids as they descend form higher elevations to the coastal plain. |
| Sunbelt | The southern and southwestern states of the United states from the Carolinas to southern California characterized by a warm climate and recently rapid population growth. |
| Humus | The organic material that results when plants and animals that live in the soil die and decay. |
| Growing season | In farming the average number of days between the last frost of spring and the first frost of fall. |
| Grain elevator | A tall building equipped with machinery for loading, cleaning, storing, and discharging grain. |
| Grain exchange | A place where grain is bought and sold as a commodity. |
| Tundra | A dry treeless plain where temperatures are always cool or cold and only specialized plants can grow. |
| Aqueduct | A large pipe or channel designed to transport water from a remote source over a long distance. |
| Province | a territory governed as a political division of a country. |
| Maritime | Bordering on or near the sea relating to navigation or shipping |
| Lock | an enclosed section of a canal in which a ship may be raised or lowered by raising or lowering the level of water in that section. |
| Bedrock | The solid rock underlying the earth's surface |
| Sepratism | a movement to win political religious or ethnic independence from another group. |
| Secede | to withdraw formally from membership in a political or religious organization |
| Customs | Fees charged by a government on imported goods. |
| Tariff | A tax imposed by a government on imported goods. |
| NAFTA | North America Free Trade Agreement which phased out trade barriers among the United States Canada and Mexico. |