Across
- 1. Relating to the sun
- 3. Converts sunlight directly into electricity
- 4. Process of turning waste into reusable material
- 5. A flat surface where solar cells are arranged
- 6. Device that changes DC to AC
- 8. Living without being connected to the main power system
- 9. Stores energy for later use
Down
- 1. Main element used in making solar cells
- 2. Causing environmental damage
- 7. Flow of electric charge