Historical Renewable Energy Timeline Crossword Puzzle for Kids
Size: 9Difficulty: hard
Challenge your knowledge of key dates and terms in the history of renewable energy with this hard-level crossword puzzle designed for grades 3-5.
Harnessing Nature’s Clean Power Sources is a medium crossword puzzle with 14 clues covering . Play it online for free below, or create your own crossword with our free crossword maker.
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Harnessing Nature’s Clean Power Sources
Moderate difficulty suitable for most players
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Across
- 1. Power generated by moving air currents
- 2. Relating to the environment and its ecosystems
- 3. Organic material used to produce energy
- 5. Particle responsible for light energy
- 6. Device converting hydrogen into electricity
- 8. Machine that converts fluid flow into energy
- 11. Renewable fuel made from plant sugars
- 12. Energy produced from flowing water
Down
- 4. Energy harnessed from ocean movement
- 7. Heat energy extracted from the Earth’s interior
- 9. Energy derived from the sun’s radiation
- 10. The process of making energy sustainable again
- 13. Combination of two different energy types
- 14. Describes energy that produces no pollution
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