Across
- 2. Inside of pennies
- 5. element with the atomic number 4
- 8. Tin foil
- 9. number 1 on periodic table
- 12. the most reactive element
- 14. light up beer signs
- 15. Precious metal used in jewelry
Down
- 1. Used in batteries
- 3. main element in wood
- 4. Used as a chemical in most pools
- 6. Fire can't burn without it
- 7. Used in balloons
- 10. Non-metal in group 15 and period 2
- 11. The element that comes after stone in minecraft
- 13. used in bullets and fishing weights