Earth's Layers

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Across
  1. 1. largest layer making up 84% of Earth's total volume. made up of hot dense iron and magnesium rich solid rock
  2. 4. outside and thinnest layer of the Earth where we live
  3. 8. made up of liquid iron and nickel and responsible for the Earth's magnetic field
  4. 9. long narrow depressions on the seafloor that form where ocean plates push or subducts beneath the continental plates
  5. 10. thinner than the continental and is covered by seas and oceans
Down
  1. 2. below the lithosphere and is soft and fluid layer and plays an important role in the movement of tectonic plates
  2. 3. brittle crust and top part of the upper mantle making up the coolest and most rigid part of Earth
  3. 5. huge chains of mountains circling the ocean floor formed by volcanic eruptions
  4. 6. ball shaped centermost layer of the Earth. Solid iron and nickel, densest layer
  5. 7. layer where most earthquakes happen