Authenticity and authentication

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Across
  1. 3. a method of visual examination which can view the internal structure of an object
  2. 5. an object altered deliberately to decieve others into believing it to be an original artefact. Often made via sophisticated techniques to give a sense of age.
  3. 7. a method of analysis only usable with a wooden object.
  4. 8. a type of analysis which can be used to examine painted objects is ___ analysis.
  5. 9. another name for an authentic artefact
  6. 11. another name for scientific testing methods is ____ assessment.
  7. 12. the accuracy of a source judged on its context, purpose, origin and intended audience.
Down
  1. 1. a method of analysis which examines the type of flame produced from a controlled buring of an artefact.
  2. 2. the documented history or the record of ownership of an artefact.
  3. 4. a method of dating measuring the radioactivity of the carbon content of samples of organic materials
  4. 6. an entirely new work make to imitate an original
  5. 10. a reproduction of an artefact for open and honest purposes.