Across
- 3. can be due to them being rigid.
- 5. is a heat insulator that heat not
- 7. clearly
- 8. can be bent or squashed,
- 11. it allows electric current through
- 12. lets light pass through cannot see
- 13. lets light pass through and can see through
- 14. do not let light pass through them.
- 15. cannot be bent or squashed.
Down
- 1. it current is not allowed through
- 2. a heat conductor allows heat to
- 4. can be shaped by hammering or
- 6. has holes in its surface through
- 9. material breaks if it is bent or
- 10. does not let water pass through.