The Earth Rocks!

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Across
  1. 4. Molten rock found below the Earth's crust.
  2. 5. The layer of the atmosphere where we live.
  3. 8. Bits of rock created due to weathering.
  4. 11. Molten rock that emerges from the Earth's crust.
  5. 12. This layer generates Earth's magnetic field.
Down
  1. 1. Rocks formed from sediments.
  2. 2. Rocks formed from the heat and pressure.
  3. 3. Where most of the Earth's ozone exists.
  4. 6. The thinnest layer of the Earth's crust.
  5. 7. This is a solid mass of iron and nickle.
  6. 9. This is the Earth's thickest layer.
  7. 10. Rocks formed from lava or magma.