S.S. OSA/NSA Crossword Puzzle for Tic-Tac-Toe Assignment

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Across
  1. 2. the raising of crops and animals for human use.
  2. 4. a culture that has developed a system of specialization, religion, learning, & government.
  3. 5. to train animals and plants to be useful to people.
  4. 8. the exchange of goods between people.
  5. 9. A time where people began to experiment with agriculture.
  6. 10. the period when stone tools were the main technology to human kind.
Down
  1. 1. training to do a particular kind of work.
  2. 3. effects that follow a response.
  3. 6. a movement of groups of people from one place to another.
  4. 7. a group of related families brought together for a common purpose.
  5. 11. an extra supply of something, such as crops.