Topography map

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Across
  1. 1. Coordinates north or south of a point on the surface
  2. 4. Satellite based radio navigation system
  3. 5. To tell you how the map relates to Earth’s real size
  4. 6. Technology that is used to create and analyze
  5. 7. A high flat area of land
  6. 12. Coordinates west or east of a point on the surface
  7. 14. Lines that show the vertical distance or difference in elevation
  8. 15. A line drawn on a topographic map to show ground elevation or depression
Down
  1. 2. A map used to show or represent Earth
  2. 3. A bold or thicker line that appears at every fifth contour line
  3. 8. The height above sea level
  4. 9. The vary in elevation
  5. 10. Images or keys that represent land features
  6. 11. An area of land with steep sides high
  7. 13. A flat area of land