Across
- 3. What we need to breathe
- 4. 60% of our body is made of this.
- 6. 2 or more atoms combined
- 10. Molecules are made of these
- 12. Another name for iron oxide
- 14. The most common sugar. It has the formula C6H12O6.
- 16. The main compound in alcohol
- 17. An element found in lightbulbs. It has the symbol W
Down
- 1. The mineral that sand is made of
- 2. Diamonds are made from this element.
- 3. A gas in the atmosphere comprised of 3 oxygen atoms
- 5. A gas produced in cow burps and farts
- 7. Found in electrical wires
- 8. What we breathe out. Carbon _______.
- 9. The element with the symbol Mg
- 11. An element with the symbol Au
- 13. Used in food and made from sodium and chlorine.
- 15. A liquid with acetic acid that is used in cooking