Immigration, The Second Wave

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Across
  1. 6. A place that helps the urban poor
  2. 7. Made automobiles available to millions
  3. 9. Buildings divided into many tiny apartments
  4. 10. Built a world wide shipping company
  5. 12. Writers who try to show life as it is
  6. 15. Someone who sets up a business to make profit
  7. 16. Provided electric light
  8. 18. A person who opposes all forms of Government
  9. 19. Teaches science
  10. 20. the process of becoming part of another culture
  11. 21. Sent the first telephone call
Down
  1. 1. Requirement that children attend school
  2. 2. A group of corporations run by a single board of directors
  3. 3. Current school quarter
  4. 4. Built an oil empire
  5. 5. Large compartments that usually held cattle
  6. 8. A company that controls most or all aspects of an industry
  7. 11. Rapid growth of city populations
  8. 13. A system where privately owned businesses compete freely
  9. 14. Teaches robotics
  10. 17. Made skyscrapers possible