Across
- 3. Where chemical energy is stored in molceules
- 5. Fuel molecules react with these molecules
- 7. A molecule made of only Hydrogen & Carbon atoms
- 10. Which molecule is CO2
- 11. When burned, wood matter changes into
- 12. Which molecule is C2H5OH
- 13. Anything that will react with oxygen and burn
- 14. Ethanol has this but water does not
Down
- 1. A water molecule has two of these
- 2. ______ energy is movement energy
- 4. The molecules produced in a chemical reaction
- 6. Another word for "burning"
- 8. The smallest unit of matter
- 9. The molecules you need for a reaction to occur
- 12. Gold, silver, and Oxygen are all types of?