Science 8ys1: Kacey Bennett

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Across
  1. 6. A type of rock formed from the alteration of existing rocks by heat and pressure (8 letters
  2. 8. The outermost layer of the Earth's crust (7 letters)
  3. 9. The layer of the Earth's interior that is liquid and made of molten iron and nickel (4 letters)
  4. 10. The middle layer of the Earth's interior (7 letters)
Down
  1. 1. A type of rock formed from compacted and cemented sediment (6 letters)
  2. 2. A type of rock formed from the remains of plants and animals (6 letters)
  3. 3. A type of rock formed from the cooling and solidification of molten rock (6 letters)
  4. 4. The layer of the Earth's interior between the crust and the core (8 letters)
  5. 5. The innermost layer of the Earth, composed mostly of iron and nickel (4 letters)
  6. 7. A type of rock formed from cooled lava or magma (4 letters)