Tyson Rosenbeck

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Across
  1. 3. a wide gently sloped cone that forms from flows of lava
  2. 4. a cuplike hollow that forms at the top of a volcano around the vent
  3. 9. continents drifting
  4. 12. ridges at sea floor
  5. 15. a very hot part of the earths mantle
  6. 17. the idea that earth is broken into plates
  7. 19. device that can identity earthquakes
  8. 20. the layer beneath the earths crust
  9. 22. horizontal layers
Down
  1. 1. steep sided cone that forms from explosive eruptions
  2. 2. central opening of a volcano
  3. 5. directly above the focus of an earthquake
  4. 6. magma on land
  5. 7. The point where the earthquake starts and rocks begin to slide past eachother
  6. 8. vibration the spreads out away from the focus
  7. 10. crack in the earths crust
  8. 11. amount of energy released by an earthquake
  9. 13. heat below the earths surface
  10. 14. rocky surface
  11. 16. shaking of earths crust after the shaking of an earthquake
  12. 18. sliding of a denser ocean plate under another plate when they collide
  13. 21. hot molten rock