Changing of the Earth

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Across
  1. 5. The results from the movement of rock beneath the Earth's Surface
  2. 6. When magma reaches the Earth's surface
  3. 9. Seismic waves that cause more damage than S or P waves
  4. 11. When two plates pull apart this stress occurs
  5. 15. Seismic waves that compress and expand like an accordiondian
  6. 16. An instrument that measures an earthquake's seismic waves
  7. 17. Big pieces of Earth's crust that move
  8. 18. When rock slips past each other and breaks
  9. 19. Different types of force acting on material
  10. 20. Heat that is transferred from one object to another while they are touching
  11. 21. When Earth's crust diverges on land this is formed
Down
  1. 1. Mountain ranges that form along the ocean floor
  2. 2. The point underground where an earthquake originates
  3. 3. Heat transferred through a liquid
  4. 4. The process of adding new material to a mid-ocean ridge on the ocean floor
  5. 7. Where the rock that is created during seafloor spreading goes when more rock takes its place
  6. 8. A molten mixture that is under the Earth's surface
  7. 10. The point directly above where an earthquake originates
  8. 12. Seismic waves that vibrate up and down or side to side
  9. 13. Energy that comes from a source and travels at the speed of light
  10. 14. When two plates come together this stress occurs