Across
- 1. a region just beyond the edge of a settles area
- 3. describing a particular kind of plant or animal that has disappeared completely from Earth
- 6. the industry that makes vehicles that travel in the air and in outer-space.
- 7. Divide an imaginary line through the rocky mountains that separates rivers that flow west of from rivers that flow east
- 9. describes a way of life in which a person or group lives by moving from place to place.
- 10. the process of collecting water and using it to water crops
- 11. information
- 13. The elevation above which is too cold for trees to grow
- 15. important
- 16. to make
- 17. A region of parallel mountain chains
- 19. an area of land that has been set aside for native americans
- 21. Destiny the idea that it was the right of Americans to expand westward to the pacific ocean
- 23. a dry wind that sometimes blows over the great plains in winter
- 24. a member of the church of jesus christ of latter day saints
- 25. a liquid fuel made in part from plants
Down
- 2. Parks a park that has been set aside for the public to enjoy it's great natural beauty.
- 4. bowl the Southern great plains during the severe drought of the 1930's
- 5. to reduce in number.
- 6. yearly
- 8. an industry based on machines and mass-productions methods
- 12. a Catholic- based community in the west
- 14. a town built by the pueblo people in the American Southwest
- 16. Joined together inside a common boundary
- 18. to start
- 20. to declare ownership of an area
- 22. the fertile soil that crops depend on to grow