Across
- 3. Shiny fancy metals
- 6. Potato
- 10. Used in signs
- 13. Tony stark
- 14. Smallest unit of ordinary matter
- 15. Has one atom
Down
- 1. It's in balloons
- 2. It's in your pool
- 4. has a positive charge
- 5. It's in paint
- 7. Salt
- 8. Statue of Liberty
- 9. Very expensive metal that was used to show wealth a long time ago
- 11. We need it to survive
- 12. Used in explosive