Dynamic Earth

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Across
  1. 6. Layer of gas that surrounds the earth
  2. 7. Violent rotating column of air that is in contact with the surface of the earth
  3. 8. Energy released during an earthquake
  4. 10. Overflow of water that submerges normally dry land
  5. 11. Sudden eruption of molten rock from a mountain
  6. 13. Shaking of ground caused by tectonic plates moving
  7. 15. The shaking of the land in Māori
  8. 17. The thickest layer of earth
  9. 18. Tool that records ground motion during an earthquake
  10. 19. Point on earth's surface directly above the quakes origin
Down
  1. 1. Wave of energy travelling through the ground
  2. 2. Outside layer of the earth
  3. 3. Sudden downhill movement of rock and soil
  4. 4. Long period of time without rain
  5. 5. Center of the earth
  6. 9. Old term for a giant ocean wave
  7. 12. Giant ocean waves caused by underwater quake
  8. 14. Flooding in Māori
  9. 16. Storm in Maori
  10. 20. Rotating storm systems over warm ocean waters