Across
- 4. a period of dryness
- 7. a nation that controls many territories through a single authority figure
- 10. fine sand, clay, or other material
- 11. the process in which earth materials are affected by natural forces
- 12. wedge-shaped writing
Down
- 1. a professional writer
- 2. independent state with government and traditions
- 3. a barrier to prevent a body of water from flowing
- 5. the supply of water to crops
- 6. exchange of goods without money
- 8. belief in more than one god
- 9. temple for the gods