Plate Tectonics

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Across
  1. 1. when two plates more one under the other
  2. 4. Two Tectonic Plates Moving Apart
  3. 6. Molten Rock
  4. 7. What causes tectonic plates to move
  5. 8. the upper layer of the earth's mantle, below the lithosphere,
  6. 9. Two Tectonic Plates come together
Down
  1. 2. innermost geologic layer of the planet Earth.
  2. 3. composed of mostly iron and nickel that lies above Earth's solid inner core and below its mantle.
  3. 5. when two tectonic plates move up and down
  4. 6. layer inside a planetary body bounded below by a core and above by a crust.