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Energetic Paradox: Fossil Fuel to Photovoltaic is a hard crossword puzzle with 15 clues covering . Play it online for free below, or create your own crossword with our free crossword maker.

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Energetic Paradox: Fossil Fuel to Photovoltaic
Challenging puzzle for experienced crossword solvers
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Across
  • 1. Transforming ancient vegetation into carbon-rich sedimentary fuel
  • 2. Converts sunlight directly to electricity, often silicon-based
  • 5. Characteristic of resources replenished within usable human timescale
  • 6. Basic unit capturing photons, simpler form of photovoltaic device
  • 8. Ancient biogenic liquid, precursor to myriad hydrocarbons
  • 10. Converts mechanical rotation into alternating electrical current
  • 12. Nuclear splitting releasing bound energy from heavy atoms
Down
  • 3. Balancing current energy needs without depleting Earth’s stock
  • 4. Dammed river’s kinetic energy converted to current
  • 7. Harnessing subterranean heat, volcanic whispers for power
  • 9. Brownish coal, softer sibling in carbon’s family tree
  • 11. High-pressure cracking unlocking trapped shale hydrocarbons
  • 13. Ancient mechanical ancestor to modern aerodynamic energy harvesters
  • 14. Organic material fueling energy cycles beyond fossil epochs
  • 15. Rotational device converting fluid flow to mechanical energy
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