Mod 4 Vocab

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Across
  1. 3. radioactive process
  2. 4. date determined using dendrochronology
  3. 7. one that is certain
  4. 8. artifacts found in rock or earth
  5. 9. past human life
  6. 11. dating breaks down easily
  7. 12. layers in tree
  8. 13. older or younger rock
  9. 14. Family tree of text
  10. 16. systematic study
  11. 17. rocks
  12. 19. preserved remains
  13. 20. phones
  14. 21. from the past
  15. 23. shows weather patterns in tree
  16. 24. human made object
Down
  1. 1. knowledge
  2. 2. asks two questions
  3. 5. does it contradict other
  4. 6. best dating method
  5. 10. useful knowledge
  6. 15. Scientific pursuits
  7. 18. agrees with self
  8. 22. Compare texts with copies