Across
- 2. Opposite of strong
- 5. Easy to lift
- 9. Allows an electrical current to to flow
- 10. Difficult to see through, it blocks some light
- 12. Resists electricity flow
- 14. Hard to break or scratch
- 15. Doesn't allow heat to pass through it easily
Down
- 1. Repelled by magnets
- 3. Attracted to magnets
- 4. Difficult to bend
- 6. Difficult to lift because it is very dense
- 7. Does not let light pass through it
- 8. A clear material that you can see through
- 11. Easy to bend
- 13. Allows heat to flow through it