Mesopotamia crossword puzzle

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Across
  1. 1. STRUCTURE/CLASS SYSTEM: how people are organized in society based on wealth/power.
  2. 2. AGE: period of time when humans made tools and weapons out of bronze.
  3. 3. CODE: code of laws created by King Hammurabi. One of the 1st law codes.
  4. 5. dams made out of dirt to hold back floodwater
  5. 7. A paid writer
  6. 8. group of regions under one ruler
  7. 9. Mesopotamian writing system
Down
  1. 1. not enough of something. The reason people trade
  2. 4. to become skilled in one particular job
  3. 6. trading without money