Plate Tectonics Crossword

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Across
  1. 4. A fold in rock with both sides dipping in toward a trough
  2. 6. Instrument to detect and measure earthquakes
  3. 8. Point within the Earth where an earthquake begins
  4. 12. A fold in rock sloping down on both sides from a crest
  5. 13. Layer between Earth's outer core and crust
  6. 14. theory that all of the continents were one large land mass
  7. 15. point on earth's surface directly above an earthquake focus
  8. 16. Hottest part of the planet Earth
Down
  1. 1. A force applied parallel to a surface
  2. 2. A large wave caused by an undersea earthquake or volcanic eruption
  3. 3. Outermost layer of the Earth
  4. 5. Action of pressing together
  5. 7. Rock located on the underside of an inclined fault
  6. 9. No longer anywhere in the world
  7. 10. Known for his Continental Drift Theory
  8. 11. Applying a force that creates stretching