Earth Surface

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Across
  1. 5. Low land between hills or mountains
  2. 6. Large area of still water
  3. 7. Smaller than an ocean, partly enclosed by land
  4. 8. Largest body of saltwater
Down
  1. 1. Very tall landform
  2. 2. Long, flowing body of water
  3. 3. Rounded, smaller than a mountain
  4. 4. Very dry area with little rain and few plants