Across
- 4. to move from one place to another
- 6. fertile soil great for farming left after a flood
- 8. farming
- 10. a person who moves from place to place with no permanent home
- 12. animals raised by humans to produce food or do work
Down
- 1. a long period of time with little or no precipitation
- 2. the process of taming an animal
- 3. a farming technique that involves bringing water to crops through canals
- 5. a scientist who studies early people and the things they left behind
- 7. an extra supply of something
- 9. to trade
- 11. an agricultural tool used to loosen or dig up soil