Chapter 5: The United States

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Across
  1. 2. a farming method used in arid and semi-arid regions in which crops are grown and rely only on the natural precipitation.
  2. 5. a concentrated region of manufacturing industries in the northeastern and midwestern United States and in close proximity to the Great Lakes.
  3. 8. a network of secret routes and safehouses established in the United States during the early to mid-19th century, and used by enslaved African-Americans to escape into free states and Canada.
  4. 10. economy that emphasizes services and technology rather than industry and manufacturing.
  5. 11. a mild climate region in the southern and southwestern portions of the United States known for its recent population growth and high tech industries.
Down
  1. 1. process by which a body of water becomes too rich in dissolved nutrients, leading to plant growth that depletes oxygen in the water.
  2. 3. a channel or pipeline for carrying a large quantity of flowing water.
  3. 4. a boundary in the eastern United States where the higher land of the Piedmont drops to the lower Atlantic Coastal Plain.
  4. 6. a large population concentration made up of several large and many smaller cities (i.e. Boshwash)
  5. 7. musical form that developed in the United States in the early 1900s, blending African rhythms and European harmonies.
  6. 9. a high point or continental ridge that determines the direction rivers flow.