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