The Earth and Tectonic Plates

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