Advanced Earth Day-themed Crossword Puzzle
Listed Items
- 1. Liquid made up of hydrogen and oxygen molecules
- 2. Food that is grown in a natural way
- 3. The average weather of an area over a long period of time
- 4. The air that is around the Earth
- 5. Contamination of air, water, or land
- 6. Process of using something again
- 7. Decomposing plant material used to enrich soil
- 8. The sun's energy source
- 9. A gas that blocks some types of radiation from the sun
- 10. A plant with a thick stem and many branches