Across
- 3. Plants contain this green pigment
- 5. Attached to a generator and help produce electricity
- 7. Stored energy
- 9. The system where energy is changed from one form to another
- 10. The Law of _____________ of Energy
- 13. A campfire produces ____________ energy
- 15. Type of potential energy in food
- 18. The ability to do work
- 20. Powerhouse of the cell
Down
- 1. People make energy through
- 2. Plants make food by doing _______________
- 4. 3 Macromolecules are fats, carbohydrates and __________
- 6. A device that makes energy
- 8. The measure of how well an appliance uses input energy
- 11. The type of fat in vegetable oil
- 12. Energy stored in the Earth
- 14. The energy of an object in motion
- 16. Power is measured in this unit
- 17. 1 watt = 1 joule per _________
- 19. Energy that enters a system