The Earth

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Across
  1. 3. The largest continent
  2. 4. The innermost layer of the Earth
  3. 6. Large area of flat land
  4. 7. The outermost Layer of the Earth on which we live
Down
  1. 1. Deepest point on the Earth
  2. 2. Another name for Plateau
  3. 5. The middle layer of the Earth
  4. 6. The Biggest ocean on the Earth