Physical properties of matter

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Across
  1. 3. allows light but not completely
  2. 5. can be shaped by pressing
  3. 8. doesn't allow electric currents
  4. 12. allows heat pass through
  5. 14. breaks suddenly when bent or hit
Down
  1. 1. has holes for water to pass
  2. 2. allows electric currents pass
  3. 4. allows light to pass through it
  4. 6. cannot be bent or squashed
  5. 7. does not let heat pass through
  6. 9. doesn't allow light to pass
  7. 10. can be bent with force
  8. 11. doesn't allow water to pass
  9. 13. materials that are rigid