Extra Credit CH.2

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Across
  1. 6. community of people who share a common culture
  2. 7. an early ancestor of humans
  3. 9. to move
  4. 10. New Stone Age
  5. 11. people who study the past
  6. 13. Old Stone Age
  7. 14. Farming
Down
  1. 1. changing plants or animals to make them more useful for humans
  2. 2. the time before there was writing
  3. 3. all the living and nonliving that affect life in an area
  4. 4. people who hunt animals and gather wild plants or seeds to survive
  5. 5. a person who studies humans, their cultures and societies, and their ancestors
  6. 8. Middle Stone Age
  7. 12. a handheld object modified to help a person complete a task