Structure of the Earth

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Across
  1. 2. relating to the ocean
  2. 5. core other layer of the core which is filled with iron and nickel liquid
  3. 7. element symbol for nickel
  4. 8. instrument that measures motion of the ground
  5. 9. upper layer of mantle, below the lithosphere, where convection occurs and plastic flows with low resistance
  6. 12. A sudden movement of the ground that could create destruction
  7. 14. Has p and s variants
  8. 15. core the middle of Earth which is a solid ball
Down
  1. 1. element symbol for iron
  2. 3. forming or belonging to a continent
  3. 4. currents a current in a fluid that results convection
  4. 6. rigid layer Earth including the crust and upper mantle
  5. 10. outer layer of Earth makes up the ocean and continents
  6. 11. the layer between the crust and core, which is made out of magma and rocks
  7. 13. a thin area of crushed rocks separating blocks of the Earth’s crust