PLATE TECONICS

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Across
  1. 4. ONE ITEM THAT IS FORMED AT TRANFORM PLATE BOUNDARY
  2. 6. EXAMPLE OF A CONVERGENT PLATE BOUNDARY
  3. 7. THEORY THAT STATES THAT ALL CURRENT CONTINENTS WERE ONCE ONE
  4. 10. TWO PLATES MOVING AWAY FROM EACH OTHER
  5. 12. BREAKS IN THE EARTH'S CRUST
  6. 13. AN EXAMPLE OF A DIVERGENT PLATE BOUNDARY
  7. 17. WHAT IN THE MANTLE CAUSE PLATES TO MOVE ACROSS THE EARTH'S SURFACE
  8. 18. THE OUTERMOST LAYER OF THE EARTH
  9. 19. IS OCEAN CRUST OR CONTINENTAL CRUST THE MOST DENSE
Down
  1. 1. HE DEVELOPED THE THEORY OF TH CONTINENTAL DRIFT
  2. 2. TWO PLATES MOVING TOWARD EACH OTHER
  3. 3. WHAT TYPE OF VALLEY IS FORMED AT A DIVERGENT PLATE BOUNDARY
  4. 5. WHEN ANOTHER PLATE IS MORE DENSE THAN ANOTHER, IT WILL SINK BELOW THE OTHER PLATE
  5. 8. THE CRUST IS BROKEN INTO SEVERAL PIECES
  6. 9. EXAMPLE OF A TRANSFORM PLATE BOUNDARY
  7. 11. PLATES SLIDE PAST EACH OTHER IN OPPOSITE DIRECTIONS
  8. 14. WHAT THEORY STATES THE EARTH'S CRUST IS SPLIT INTO SEVERAL PLATES THAT SLIDE ACROSS THE SURFACE
  9. 15. ONE ITEM THAT FORMS AT A DIVERGENT PLATE BOUNDARY
  10. 16. FORMED AT A CONVERGENT PLATE BOUNDARY
  11. 20. HOW MANY TYPES OF PLATE BOUNDARIES ARE THERE