Across
- 2. 2nd most abundant element in Earth's crust
- 4. alloys with Zinc to create brass
- 6. all organic living things contain this element
- 8. can smell like rotten eggs
- 9. 5th most abundant element in the Earth's crust
- 10. burns an intense bright, white light
- 11. makes up to 78% of Earth's atmosphere
- 14. lightest element
Down
- 1. used in Borax
- 3. ignites spontaneously in air
- 5. an element that is essential to life
- 7. light, strong, doesn't corrode (used in aircraft)
- 8. bonds with Chlorine to create Table Salt
- 12. alloys to carbon to create steel
- 13. 21% of air we breathe