| A | B |
| El Nino | cyclical weather pattern in the Pacific that brings increased rainfall to the southern US |
| renewable resources | resources that can be replaced naturally like trees |
| hydroelectric | electric power created with water |
| U.S. Constitution | document that is the plan for US government and the legal basis for all of our laws |
| service industry | industries based on providing a service |
| NAFTA | North American Free Trade Agreement - has increased trade with the US, Canada and Mexico |
| industry | business that produces goods or services |
| U.S National Park system | created to preserve the environment |
| 19th Amendment | gave women the right to vote |
| Kind of government the US has | representative democracy - republic |
| tundra | found in cold areas - treeless plain with grasses, mosses and scrubs adapted to a cold climate |
| Country that had the greatest influence on the thirteen colonies | England |
| Where most early colonial settlements | (water) natural harbors, rivers, lakes |
| Continental divide | highest point in the Rockies - all rivers flow east or west of this point |
| offshoring | a type of outsourcing that involves the relocation of a company's business process or processes to a foreign country - usually so they can pay lower salaries |
| dust bowl | caused by a severe drought and bad farming practices |
| automobile | made development of the suburbs possible |
| Free enterprise | US economy is based on this - allows people to own and operate their own businesses |
| plantation agriculture in the south | produced products for export |
| Canada's two main languages | English and French |
| Erie Canal | gave farmers in the midwest access to customers in eastern markets |
| homogeneous population | a group of people who are the same - like ethnic group |
| Christianity | major religion practiced in the United States |