The Earth and Tectonic Plates

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Across
  1. 2. Where plates are colliding with each other
  2. 4. A deep valley in the Earth's crust that is much deeper than the area around it
  3. 5. Isolated places away from plate boundaries where a lot of hot magma is being created
  4. 6. Made up of the crust and the upper-most mantle
  5. 7. The point on the Earth's surface directly above the focus of an Earthquake
  6. 8. A layer of 'plastic' semi-solid rock in the upper mantle
  7. 12. Where plates are moving apart from each other in opposite directions
  8. 13. Layer between the crust and the Earth's core
  9. 14. The process of continents breaking up, sinking and allowing the ocean in
  10. 16. A place where extremely hot material from inside the Earth erupts at the surface
Down
  1. 1. Hot liquid rock found under the Earth's surface
  2. 2. The separating of the continents by drifting across the oceans
  3. 3. The rapid movement of the ground, back and forth and up and down, as a result of tectonic plate movement
  4. 9. Type of boundary where plates are sliding next to each other but in opposite directions
  5. 10. Where the crust is sinking down into the Earth
  6. 11. A huge wave in the ocean caused by an Earthquake occurring on the seafloor
  7. 15. The place below ground where an Earthquake starts