Unit four

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Across
  1. 6. invented the steel plow
  2. 8. Became America's first industrial center
  3. 10. Industrial revolution, factories, work conditions, travel, movement of goods and people
  4. 12. Based on manufacturing and agriculture
  5. 14. invented the telegraph
Down
  1. 1. Another name for the American Party
  2. 2. Became an international trading center
  3. 3. Invented the cotton gin
  4. 4. Provided a link between the great lakes and Atlantic Ocean.
  5. 5. mostly hired women and children
  6. 7. this machine made river navigation easeier
  7. 9. Invented the steam boat
  8. 11. invented the mechanical reaper
  9. 13. the act of opposing immigration.