Across
- 5. has uses in semiconductors in electronics and lubricants
- 7. Strengthens bone
- 10. it was once used as a standardized form of currency
- 11. used in atomic bombs
- 13. found in bananas
- 14. normally added to table salt
- 15. You breathe this in all the time
- 16. used in packaging(cans, foils)
- 18. if you dont have enough of this element in your blood, you are anemic
- 19. this metal can melt in your hand
Down
- 1. named in honor of Marie and Pierre Curie
- 2. main ingredient in pennies
- 3. historicaly used in silverware
- 4. element found in party balloons
- 6. Strongest pure metal
- 8. used in powering clean energy devices and backup generators
- 9. used in electrical wires due to high conductivity
- 12. name of the U.S 5 cent coin
- 17. a metal that is a liquid at room temperature, used in thermometers
- 20. most bullets contain this