Across
- 1. society - society based on farming
- 5. and euphrates - rivers in Iraq and Syria
- 6. - well developed permanent society
- 11. - dogs living with humans
- 12. resources - materials found in nature that can be used by people
- 14. - exchange of goods and services
- 15. plain - rich farm land near water that floods
Down
- 2. - way water is spread to the plants
- 3. - farming
- 4. -mud left after a flood
- 7. revolution - when people started to grow their own food
- 8. age - age in which humans began using metals to make tools
- 9. - a small independent city
- 10. crescent - cradle of civilization
- 13. - extra product