Earth's Layers

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Across
  1. 1. Liquid iron and nickel
  2. 3. Found in the less dense crust
  3. 7. element whos symbol is Ni
  4. 8. The less dense crust(the thicker layer)
  5. 10. Found in the denser crust
  6. 11. Solid ball of iron and nickel in the center of the earth
  7. 12. How scientists found what was inside our Earth
Down
  1. 2. Cycle that occurs in the mantle(a process of heating and cooling)
  2. 4. element whos symbol is Fe
  3. 5. Largest layer of the earth
  4. 6. Property that causes the layers of the Earth
  5. 9. The denser layer of crust