Across
- 6. mixture of soil, clay, and rocks packed together as building material
- 7. learned behavior of people, including their languages, belief systems, social structures, institutions, and material goods
- 8. 1000 years
Down
- 1. series of rulers from one family or group
- 2. having to do with a way of life lacking permanent settlement
- 3. photo photograph taken from Earth orbit, above the atmosphere
- 4. ruler of an empire
- 5. made of clay