Across
- 5. flows 4000 miles from west to east
- 7. includes sewers, electricity, and housing
- 9. the site today Mexico City
- 10. factors that pull people into a land
- 12. a population of a mix of Spanish and Natives
- 14. cut trees, brush, and the grass is burned
Down
- 1. travels 3000 miles south and west
- 2. factors that push people away from a land
- 3. factories in Mexico that assemble materials
- 4. northern part of the continent, Venezuela
- 6. areas of grasslands with rich soil
- 8. an event that happened during the 1519s
- 10. a new political party in 1929
- 11. grassy, treeless areas used for livestock
- 13. ancient technique for growing crops