Across
- 2. Foundation of bone
- 6. The element that we use to create phone battery
- 9. The element contributed to the reaction of table salt
- 11. Combined with oxygen to create what we breathe out
- 13. The element with 1 valance electron
- 14. An essential element in the creation of amino acids
- 15. The element we use in the LED sign
- 16. This element is used to fill up balloons
Down
- 1. This element is used to create spring,gyroscope
- 3. An element that is found mostly in our fruits, especially banana
- 4. The element that is used in our toothpaste
- 5. This element can be found at the red tip of matches
- 7. This element is used to create a tennis racket
- 8. The element that is used to kill germs and bacteria in pool
- 10. A light-weight metal that we can use to create luggage
- 12. The element that we breathe in