Across
- 3. electrical to mechanical
- 5. solar to heat
- 8. heat to electrical
- 10. light to electrical
- 12. mechanical to electrical
- 13. electrical to light
- 14. chemical to heat
- 15. electrical to heat
Down
- 1. electrical to chemical
- 2. heat to mechanical
- 4. electrical to sound
- 6. chemical to electrical
- 7. sound to electrical
- 9. light to chemical
- 11. chemical to mechanical