Across
- 2. very expensive
- 3. very strong
- 6. it is called the essential trace element
- 8. all through the air
- 10. pretty teeth
- 11. it also a currency
- 13. it is a shiny gray solid
- 16. third element on the periodic table
- 18. element in the alkali metal group
- 19. shines like the sun
Down
- 1. carbon is above it
- 4. so you can breath
- 5. mineral found in food such as nuts
- 7. so you'll go strong
- 8. to light up the sky
- 9. lightweight
- 12. is a noble gas
- 14. A silvery-white metallic d-block element
- 15. twenty second element
- 17. First element on the periodic table