Across
- 3. a mineral mined for its valuable uses
- 5. the business of buying and selling items
- 7. (twowords)great river in southwestern Asia, the northern river
- 10. the business of farming
- 11. (twowords)The New Stone Age, from about 8,000 BCE to 3,000 BCE
- 13. (twowords)the process by which humans moved from hunting and gathering into farming
- 14. to train wild animals to be useful to humans
- 15. (twowords)a city that has its own ruler and their own farmland to provide food.
Down
- 1. The land between the rivers; it is in Modern-day Iraq
- 2. (twowords) The Old Stone Age, from about 2 mya to 8,000 BCE
- 4. a wall of earth built to prevent flooding
- 6. (twowords)a system supplying land with water
- 8. ancient people who lived in Sumer
- 9. (twowords) longest river in southwestern Asia
- 12. Region in Mesopotamia between the Tigris and Euphrates Rivers
