Across
- 2. a measurement of an electrical force
- 3. a measurement of electrical current
- 6. a negatively charged subatomic particle
- 8. an energy source, a conductor and a receiver make up a _____
- 9. - end of a battery
- 11. wire that lights up inside a light bulb
- 12. batteries have positive and negative ends called a ________
- 14. a metal wire
- 15. famous scientist who found the best filament for light bulbs
- 16. a subatomic particle with no charge
Down
- 1. an imbalance of electric charge on an object
- 4. a positively charged subatomic particle
- 5. + end of a battery
- 7. source of energy for electrical circuit
- 10. a form of energy resulting from charged particles
- 13. a substance that does not conduct electricity