i dont know

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Across
  1. 1. Era- the middle stone age.
  2. 5. the science of practice farming.
  3. 7. from whom one is descended.
  4. 10. the process of taming an animal.
  5. 12. a group of people living by the same principles.
  6. 13. a prehistoric period of human history.
  7. 14. a large stone that forms a prehistoric moment.
Down
  1. 2. a person who hunts,fish,and harvests wild food.
  2. 3. bridge- a connection between two parts of land.
  3. 4. the period of time before written records.
  4. 6. human fossils ancestors.
  5. 8. era- period of new stone age.
  6. 9. ages- a glacial episode of the past.
  7. 11. move from one area and settle in another.
  8. 15. a device or implant.