Plate Boundries

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Across
  1. 3. a place where two tectonic plates are moving apart.
  2. 5. is the molten rock found above the earthś surface
  3. 7. is the solid outermost layer of earth that consists of the crust and upper mantle.
  4. 9. theory explains how large pieces of the lithosphere move and change shape.
  5. 10. is the innermost layer of earth, composed of nickel and iron.
Down
  1. 1. the middle layer of rock within the earth's
  2. 2. the outermost layer of the earth.
  3. 4. a narrow valley that forms where tectonic plates separate
  4. 6. the hot fluid portion of the mantle.
  5. 8. is the molten rock found below the earthś surface.