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Earth Buddies Biofuels Crossword
Click on a number in the grid to see the clue or clues for that number. Complete the crossword, then click on "Check" to check your answer. If you are stuck, you can click on "Hint" to get a free letter.
Check
Across: 1. Breaks down naturally 4. Our surroundings 7. Leading country in biofuels from dung 8. A natural black substance 10. Dry leaves, farm products, and animal waste 13. Power obtained from physical or chemical resources 14. Can be used over and over again 15. Cattle and farm animals
Down: 2. Animal waste 3. Energy that powers light bulbs 4. Biofuel produced from corn 5. Gases given off by burning fuel 6. Falls from trees in autumn 9. A food crop and energy source 10. Fuel from biomass 11. An element found in coal 12. Fuel used in large engines
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