Across
- 2. Sound into Electrical
- 3. Electrical into heat
- 6. Solar into Heat
- 7. Heat into electrical
- 9. Mechanical into electrical
- 11. electrical into light
- 12. Chemical into Heat
- 13. Light into electrical
Down
- 1. Electrical into Sound
- 4. Heat into Mechanical
- 5. Chemical into electrical
- 8. Light into chemical
- 10. Electrical into Mechanical
- 11. Electrical into Chemical