Unit 1 Vocabulary

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Across
  1. 2. Innermost layer of the earth, made of solid iron and nickel
  2. 5. A rock formed when lava or magma cools and solidifies.
  3. 8. A boundary where two tectonic plates move away from each other
  4. 10. Located below the crust, made of molten rocks
  5. 11. Outermost layer of the earth, made of solid rock
Down
  1. 1. A boundary where two tectonic plates slide past each other
  2. 3. A boundary where two tectonic plates move toward each other
  3. 4. Rigid outer layer of the earth that contains the crust and uppermost part of the mantle
  4. 6. A rock formed deep underground due to heat and pressure.
  5. 7. A rock formed from sediment deposited in layers and cemented.
  6. 9. Liquid layer of earth, below the mantle, made of molten iron and nickel