Across
- 3. main conductor of electricity
- 6. studied electricity into depth
- 7. electricity flows in one direction
- 8. pollutes our earth and ozone layer
- 9. what keeps us safe in our house
- 10. make dc electricity to ac electricity
Down
- 1. changes direction periodically
- 2. Latin word for sun
- 4. main insulator of electricity
- 5. most renewable energy source