Plate tectonics Crossword Puzzle

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Across
  1. 5. Supercontinent that existed approximately 335 million years ago
  2. 8. Liquid layer of the Earth's core
  3. 9. A sudden and violent shaking of the ground, sometimes causing great destruction
  4. 10. An instrument that measures and records details of earthquakes, such as force and duration
  5. 11. A record produced by a seismograph
  6. 15. Boundary between two plates that are sliding past each other
  7. 17. New lithosphere is created here
  8. 18. Boundary between two plates moving away from each other
Down
  1. 1. A mountain or hill, typically conical, having a crater or vent through which lava, rock fragments, hot vapor, and gas are being or have been erupted from the earth's crust
  2. 2. Layer between the crust and the core
  3. 3. Boundary between two colliding plates
  4. 4. Pieces of Earth's crust and uppermost mantle, together referred to as the lithosphere
  5. 6. The upper layer of the earth's mantle, below the lithosphere
  6. 7. The rigid outer part of the earth
  7. 12. Solid, dense center of the Earth
  8. 13. A break in the Earth's crust
  9. 14. Outermost layer of the Earth
  10. 16. The bending of rock layers