faiths crossword

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Across
  1. 4. tectonics earths surface that is made of rigid slabs
  2. 5. ocean ridge moutain ranges in the middle of the ocean
  3. 7. plate boundary forms when two plates past each other
  4. 10. polarity when magnetized objects point themself south
  5. 11. a large body of water that separates the continents
  6. 13. polarity when magnetized objects with point themself north
  7. 15. the cold and rigid outermost rock layer
  8. 16. reversal magnetic field reverses direction
  9. 17. there are seven of these that make up the earth's land
  10. 18. when the denser plates sink
  11. 20. spreading when new oceanic crust forms along the mid ocean ridge
Down
  1. 1. when all continents were once joined
  2. 2. the last name of the man who discovered pangea
  3. 3. plate boundary forms when two plates separate
  4. 6. plate boundary when two plates collide
  5. 8. push when plates move away from the ridge with a force
  6. 9. a large land mass made when two plates collide together
  7. 12. pull when a slab sinks and pulls on the rest of the plate
  8. 14. drift when continents are in constant motion
  9. 19. something that erupts