Across
- 6. How the energy is interacting in the bodies or the particles that has been closed, and remains constant.
- 9. the most effective energy source.
- 11. Produced by the heat on the earth surface.
- 12. Converting waste into something that can be reused.
- 13. It can generate electricity, with stuff like sails, windmills and wind pumps
Down
- 1. Can be used to turn create energy, plant based materials are used.
- 2. The radiant light and heat from the sun.
- 3. generation of electricity using flowing water
- 4. fuel forms from the remains of deaths.
- 5. Energy that is not able to be renewed.
- 7. A substance that is harmful in the environment.
- 8. making something smaller or lower.
- 10. A source of energy that can't be depleted.