Geography

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Across
  1. 5. study of earth is called
  2. 6. most popular map tool
  3. 8. the line of latitude at 0 degrees
  4. 9. Blue planet
  5. 10. largest river
  6. 11. smallest city in the world
  7. 13. vertical lines on a map
Down
  1. 1. the number of continents in the world
  2. 2. area where land meets the sea or ocean
  3. 3. dwarf planet
  4. 4. largest desert in the world
  5. 5. round model of the earth
  6. 7. horizontal lines on a map
  7. 12. largest continent