Across
- 4. clear, see-through
- 5. allows light to go through, but not clearly
- 8. two wheeled, human vehicle with pedals
- 10. set of three
- 11. to go around in a circuit
- 14. returns to nature
- 15. happening over time
Down
- 1. speaks two languages
- 2. something working little or no direct human control
- 3. moves from one place to another
- 6. a device we use to watch shows and news
- 7. shaped like a circle
- 9. one thousand x one million
- 12. a car
- 13. muscles on the top of the arms