Across
- 4. Very large landmass and a portion of Canada that slightly resembles a shield
- 5. Bodies of water that join in with a river
- 7. Key source of hydroelectric power, and is on the border of the U.S and Canada
- 11. Major physical landform that runs through the U.S and Canada
- 13. A high ridge in the Rocky Mountains
- 14. Major physical landform that runs through the most Eastern part of the United States
- 15. Growth that doesn't deplete human and natural resources
Down
- 1. Source of a river
- 2. A estimate of the expected population of a specific type of land area
- 3. Major physical landform that sits on the border of the U.S and Canada, and is the combined lakes, Superior, Michigan, Huron, Erie and Ontario under one name
- 6. Things that help a country function
- 8. Movement toward cities
- 9. A Physical feature that determines where a river will flow
- 10. Unplanned and uncontrolled spread of urban settlements
- 12. Is one of the most important rivers of the United States and Canada
