Across
- 4. __________ of labor was an effect of a surplus of crops.
- 7. china had 2 important factors that limited contact with outsiders 1 of these were long ________.
- 9. _______ is known as the cradle of all civilizations.
- 10. The _____ river is one of the longest rivers in the world.
Down
- 1. The _______ river brought fertile soil but great destruction.
- 2. The ________ mountains provided a natural barrier for china.
- 3. ________ had many natural barriers
- 5. _______ is fertile, yellow soil that blows off plains into rivers and is deposited during flooding.
- 6. _________ is known as the blessing of the nile.
- 8. Farmers grew _______.