Across
- 3. Key metal in LFP grid-scale batteries
- 6. Turns DC power into AC power
- 8. A billion watts of power
- 9. Corn-based renewable fuel
- 10. Energy tapped from the earth's own heat
Down
- 1. Carbon-free power from splitting atoms
- 2. Blades spin it to turn wind into power
- 4. Lightest element, and a clean fuel
- 5. Rooftop ___ panel
- 7. Main component of natural gas and biogas