Across
- 4. this river creates an important border barrier btwn TX and OK
- 5. this increases as you move from east to west across TX
- 8. directional location of the Coastal Plains
- 10. largest and most populated region of Texas
- 11. this tribe made its home in the Mountains and Basins
- 12. this important resource led to the development of many cities
- 14. all tribes did this by using their environment to meet needs
Down
- 1. tribes, such as the Jumano, who exchanged goods with other tribes
- 2. tribes in the plains depended on this for survival
- 3. home to tribes such as the Comanche
- 6. tribes who moved from place to place to find food
- 7. these provide archaeologists with clues about the past
- 9. major tribe living along the Gulf Coast
- 13. time for study of both geographic causes and historical events
- 15. the largest major city in the Mountains and Basins region