Across
- 2. Absorbs light for photosynthesis
- 3. Controls the activities of the cell
- 7. Neutral subatomic particle
- 9. Solid that does dissolve in water
- 11. Method used to separate a soluble solid from a liquid
- 13. Energy found in hot objects
- 14. Solid that does not dissolve in water
- 15. Releases energy
- 16. Energy resource from the sun
- 18. The amount of stuff inside an object
- 20. Non-renewable energy that does not release carbon dioxide
Down
- 1. Something that can change the shape, size or direction of an object
- 3. Unit for force
- 4. Method used to separate an insoluble solid from a liquid
- 5. Substance made of two or more different elements bonded together
- 6. Energy found in moving objects
- 8. Key piece of safety equipment
- 10. Unit for energy
- 11. Negative subatomic particle
- 12. Smallest living thing
- 17. Smallest thing in the universe
- 19. A force due to the effect of gravity