Plate Tectonics

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Across
  1. 2. Process where one plate moves under another.
  2. 4. Mountain formed by eruptions of magma.
  3. 7. Deep valley on the ocean floor at a subduction zone.
  4. 9. Shaking of the ground caused by plate movement.
  5. 11. Rigid outer layer of Earth, made of tectonic plates.
  6. 12. Boundary where two plates move apart.
  7. 14. Ancient supercontinent that broke apart over time.
  8. 15. Boundary where two plates slide past each other.
Down
  1. 1. Underwater mountain chain formed by plate movement.
  2. 3. Layer of Earth beneath the crust, made of hot rock.
  3. 5. Boundary where two plates collide.
  4. 6. Landform created by a divergent boundary on land.
  5. 8. Crack in Earth's surface where movement occurs.
  6. 10. Semi-fluid layer on which tectonic plates move.
  7. 13. Molten rock beneath the Earth's surface.