Vocab

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Across
  1. 2. rising mantle material at mid-ocean ridges creates the potential for plates to move away from the ridge with a force
  2. 6. when two plates slide past eachother
  3. 7. when the magnetic field reverses direction
  4. 10. the process when a denser plate sinks below the more buoyant plate
  5. 11. all continents were at one point connected
  6. 13. the process by which new oceanic crust forms along a mid-ocean ridge and older oceanic crust moves away from the ridge
  7. 14. as a slab sinks, it pulls on the rest of the plate with a force
  8. 16. the circulation of material caused by differences in temperature and density
Down
  1. 1. when two plates separate
  2. 3. cold and rigid outermost rock layer
  3. 4. when two plates collide
  4. 5. earths surface is made of plates that move with respect to eachother
  5. 8. mountain ranges in the middle of an ocean
  6. 9. when magnetized objects reverse direction and orient themselves south
  7. 12. Eath's continents are always in motion
  8. 15. where magnetized objects orient themselves to point north