Earth's Surface

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Across
  1. 2. contour 5th contour line is usually dark and heavier than others
  2. 4. a landform with a high elevation and high relief
  3. 7. a landform that has high elevation and a more or less level surface
  4. 10. the difference in elevation between the highest and lowest parts of an area
  5. 11. forms an imaginary line that goes from east to west
  6. 13. distance in degrees East to west
  7. 15. a landform made up of nearly flat of gently rolling land with low relief
  8. 16. makes up each bit of an image
  9. 17. the height above sea level of a point on earth's surface
Down
  1. 1. line connects lines of equal elevation
  2. 3. interval is the change in elevation from one contour line to the next
  3. 5. distance in degrees North to South
  4. 6. a list of all symbols used on a map
  5. 7. one half of a circle going from North to South
  6. 8. geographic information system
  7. 9. shapes or pictures on a map
  8. 12. a map that shows the surface features of an area
  9. 14. global positioning system