Urbanisation in USA

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Across
  1. 3. The most efficient train system in New York is located here.
  2. 4. An activity which causes Manhattan's population to double on weekdays than weeknights.
  3. 6. Manhattan is one of the ____________ of New York.
  4. 8. Majority of US population lives in _________ areas.
  5. 9. The residential area of a US city just outside the city centre.
Down
  1. 1. The city centre which is usually filled with businesses and high rise building.
  2. 2. Bos-NY-Wash is an example of this type of urban settlement.
  3. 5. The outskirts of the city that's separated to the centre by farmlands.
  4. 7. A major driver of urban sprawl in USA.
  5. 10. Name of the mountain range on the west of USA, which impacts the climate of the country.