Plate Tectonics

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Across
  1. 4. the center of the earth
  2. 6. made up of the uppermost part of the mantle and crust
  3. 7. forms earths hard surface
Down
  1. 1. surrounds the inner core
  2. 2. the soft layer of the mantle
  3. 3. a great landmass surrounded by oceans
  4. 5. solid material between earths crust and core