Dylan´s Earthquake puzzle

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Across
  1. 4. moves toward
  2. 5. stretched tight
  3. 6. break
  4. 7. easy to break
  5. 9. solid iron and nickle
  6. 12. long, narrow ditch
  7. 13. make smaller
  8. 14. plastic like substance
Down
  1. 1. bends easily
  2. 2. ridged outer part of the earth
  3. 3. moves away
  4. 4. earths shell
  5. 8. moves sideways
  6. 10. liquid metal
  7. 11. upper layer of earths mantle