Across
- 4. a group with a common interest
- 9. walls built to control water
- 10. societies that keep track of records
- 12. writing using small wedge shapes
- 13. people who move from place to place
- 14. ancient city ruled independtly
Down
- 1. artificial waterways
- 2. a severe shortage of food
- 3. directing the course of a ship
- 5. moving water to help crops
- 6. writing tool
- 7. men who wrote for others
- 8. the study of stars
- 10. orders from god
- 11. temples
- 15. sediment at the bottom of a lake