Across
- 4. H2O
- 5. relative atomic mass of oxygen
- 9. method to separate molecules within a solution using electricity
- 11. process by which all living things generate energy
- 12. the force that stops us floating around
- 13. site of cellular respiration
Down
- 1. molecule that breaks down producing water and oxygen
- 2. process by which plants use light energy to produce sugar
- 3. gas produced during photosynthesis
- 6. group 7 element found in tap water to disinfect
- 7. unit of measure of force
- 8. energy currency of cells
- 10. dioxide, gas consumed during photosynthesis