Advanced Earth Day-themed Crossword Puzzle
Listed Items
- 1. The sun's energy source
- 2. The air that surrounds the Earth
- 3. Process of using something again
- 4. The average weather of an area over a long period of time
- 5. Not modified or treated with additives
- 6. Organic matter that is broken down to fertilize soil
- 7. Substances that make air, water, or land dirty
- 8. Planet where we live
- 9. The world around us, including plants, animals, and the physical environment
- 10. The opposite of red
- 11. Liquid made up of hydrogen and oxygen molecules
- 12. A plant with a single stem or trunk and many branches