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Innovations Powering Green Energy Futures
Moderate difficulty suitable for most players
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Across
  • 1. Combines two different power sources
  • 2. Biofuel made from fermenting crops
  • 3. Heat energy extracted from Earth's interior
  • 5. Measure of useful energy output to input
  • 12. Network delivering electricity to consumers
  • 14. Energy generated from sea level changes
  • 16. Ocean energy harnessed from surface motion
Down
  • 4. Device that converts fluid flow into electricity
  • 6. Energy harnessed directly from the sun
  • 7. Tech converting sunlight to electrical current
  • 8. Converts DC electricity to AC electricity
  • 9. Energy type that replenishes naturally
  • 10. Organic material used as fuel source
  • 11. Device used to refill batteries
  • 13. Stores electrical energy for later use
  • 15. Renewable energy captured by turbines

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