WEATHERING, PLATE TECTONICS AND EARTHQUAKES

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Across
  1. 2. _____ IS THE BREAKING DOWN OF ROCKS ON THE EARTH SURFACE TO FORM SOIL
  2. 4. _____ FORCES CAUSE PLATES TO MOVE AWAY FROM EACH OTHER
  3. 7. FOLD MOUNTAINS ARE FORMED AT THE _____ BOUNDARY
  4. 9. _____ WEATHERING INVOLVES PLANTS BREAKING DOWN ROCKS WITH THEIR ROOTS
  5. 15. PLATES SLIDE PAST EACH OTHER AT THE ____ BOUNDARY
  6. 16. THE FEATURE FORMED WHEN THE CONTINENTAL AND OCEANIC CRUST MEET AND COLLIDE
  7. 17. POINT ON THE EARTH SURFACE WHERE THE EARTHQUAKE FIRST HITS
  8. 18. THE CORE IS MAINLY MADE UP OF IRON AND _____
  9. 19. THE POINT BELOW THE EARTH SURFACE WHERE THE EARTHQUAKE ORIGINATES FROM
Down
  1. 1. A _____ SCALE IS USED TO MEASURE THE MAGNITUDE OF AN EARTHQUAKE
  2. 3. THE ____ CRUST IS MAINLY MADE OF BASALT
  3. 5. _____ FORCES CAUSE PLATES TO SLIDE PAST EACH OTHER
  4. 6. A TYPE OF CHEMICAL WEATHERING THAT INVOLVES MINERALS REACTING WITH OXYGEN
  5. 8. THE ______ ZONE IS WHERE THE OCEANIC CRUST SINKS BELOW THE CONTINENTAL CRUST
  6. 10. ____ FORCES CAUSE PLATES TO MOVE TOWARDS EACH OTHER AND COLLIDE
  7. 11. ______ IS A TYPE OF CHEMICAL WEATHERING WHERE CARBONIC ACID REACTS WITH LIMESTONE IN ROCKS
  8. 12. THE BOUNDARY WHERE PLATES MOVE AWAY FROM EACH OTHER
  9. 13. _____ IS WHEN MINERALS ABSORB WATER AND SWELL
  10. 14. _____ IS WHEN MINERALS REACT WITH WATER AND SOFTEN