AP Human Geography 6.1-6.4 crossword puzzle

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Across
  1. 2. Cities with more than 10 million people.
  2. 7. A model that shows how the size and distance between cities affect their interaction.
  3. 9. Areas that are in between rich and poor, often with some manufacturing.
  4. 10. A theory that divides the world into core, semi-periphery, and periphery areas based on their economy.
  5. 12. Poorer areas of the world, mostly producing raw materials.
Down
  1. 1. A model explaining the distribution of cities and their services.
  2. 3. Fast-growing suburbs with many people and a strong economy.
  3. 4. Cities with more than 20 million people.
  4. 5. The idea that the population of a city decreases as its rank in the city hierarchy increases.
  5. 6. Wealthy areas located outside the main city, usually with more space.
  6. 8. A city that influences global business, culture, and finance.
  7. 11. Suburban areas with offices, shopping, and many jobs, outside the city center.