Plate tectonics and volcanoes review

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Across
  1. 3. divergent boundary in the ocean where new crust is created and sea floor spreads
  2. 6. a steep-sided volcano
  3. 8. moving pieces of crust
  4. 9. the emission of volcanic products such as lava, ash, and gases from a volcano.
  5. 11. a large volcanic crater
  6. 12. plates move past one another
  7. 14. Thick crust, land
  8. 16. a broad, dome-shaped volcano
  9. 17. small solid particles that are emitted from a volcano during an eruption into the atmosphere.
Down
  1. 1. vents through which lava and gases erupt.
  2. 2. more dense plate pushes into the mantle at a convergent boundary
  3. 3. melted Earth beneath the surface.
  4. 4. Boundary where plates move apart
  5. 5. Where magma is stored beneath the surface.
  6. 7. boundary where plates move towards each other
  7. 10. Thin crust under water
  8. 13. semi-solid, thick, very hot layer beneath the crust.
  9. 15. melted rock on Earth's surface