Chapter 7 Crossword Vocab Puzzle

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Across
  1. 2. consistent motions on Earth
  2. 3. reversal reverses directions
  3. 9. two plates collide
  4. 11. boundary forms when two plates slide past each other
  5. 12. a slab sink pulls on a plate causing it
  6. 14. reverse directions and point themselves south
  7. 15. forms when two plates separate
  8. 16. denser plate sinking below the buoyant
Down
  1. 1. mountains in the ocean
  2. 4. new oceanic moves from the ridge
  3. 5. changes magnetic objects to point north
  4. 6. biggest continent that was around
  5. 7. cold rigid outermost rock layer
  6. 8. circulation of material causing different temperatures
  7. 10. rising mantle material
  8. 13. made of rigid slabs that move with respect of each other