Across
- 3. Anything that can be reused over and over again
- 6. Thick blancket of air that surrounds the Earth
- 8. Turns mechanical energy into electrical enrgy
- 10. Machine with rotating blades
Down
- 1. The central part of an atom
- 2. Energy given out in waves by high-enegy particles
- 4. The average waether in a region over a period of time
- 5. A milloin watts (watts are a unit of power)
- 7. Turns sunlight directly into energy
- 9. Tall metal tower that supports high voltage electric cables