History terminology

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Across
  1. 3. he process of digging up ancient sites
  2. 6. the person who digs up ancient sites
  3. 7. 100 years
  4. 9. the process of dating objects using the soil layers
  5. 10. he study of when exactly things happened
Down
  1. 1. 10 years
  2. 2. the process of dating trees
  3. 4. objects found by historians
  4. 5. items that help historians understand past events and people
  5. 8. A diagram that helps to understand the order in events happened