Unit 4 Vocabulary Review

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Across
  1. 2. the form of money used in a country
  2. 4. a highly complex body of workers with many levels of authority
  3. 6. a ruling class of noble families
  4. 10. to make quantities of an item by using standardized designs and dividing steps of production among the workers
  5. 13. Used by the Chinese as a disinfectant
  6. 14. What medieval Chinese would do to get germs out of clothing and prevent the spread of disease
  7. 16. type of boat used on lakes and rivers
  8. 17. a line of rulers descended from one family
  9. 18. rule by officials of proven merit
  10. 19. Disease that medieval Chinese tried to prevent with various methods
  11. 20. the first people to make gunpowder; practiced a blend of science and magic
  12. 21. An explosive powder made of saltpeter and other materials
Down
  1. 1. The process of injecting a disease-causing agent to a person, stimulating the body's defensive reactions
  2. 3. Most popular crop in Imperial China
  3. 5. The growth of cities
  4. 7. belonging or relating to an emperor
  5. 8. political leader of a territory containing several countries or groups of people
  6. 9. It is known that _ temperatures kill germs
  7. 11. a nickname given to fine porcelain dishes which actually originated in England
  8. 12. the buying and selling of goods; business
  9. 15. The Chinese developed a clock that made one complete turn every _ hours.