Crossword Puzzle

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Across
  1. 3. located on the southernmost tip of ancient Mesopotamia
  2. 4. portion of the mind in which morality and higher principles reside
  3. 7. first known newspaper
  4. 9. perfect element
  5. 12. Most influential figure in medicine
  6. 15. first to explain the world in terms of law
  7. 16. current thoughts, feeling and focus
  8. 17. unhiddenness or disclosure
  9. 18. direct generator that creates direct current using a commutator
  10. 19. for production of paper and cloth
Down
  1. 1. are made of bricks died out in the sun
  2. 2. bringing forth; making or producing something for a purpose
  3. 5. most useful medieval inventions
  4. 6. the theory of evolution of species by natural selection
  5. 8. death instinct
  6. 10. seeks to invent new or improved tools and materials
  7. 11. One of the greatest feats of Roman Engineering
  8. 13. Created a body of theory
  9. 14. pictures or designs made by setting small pieces of stone, glass and tile
  10. 17. patient of Dr. Freud’s colleague