Across
- 3. Material containing free electrons for conduction
- 5. Instrument used to measure potential difference
- 7. Work done per unit charge passing through a component
- 10. Opposition to the flow of current
- 12. Material that allows electric current to flow easily
- 14. Capacity for doing work or transferring heat
- 15. Energy transferred when charge moves through a component
- 16. Another name for potential difference
- 19. Complete path through which current flows
- 20. Electrical work done per unit charge by a source
Down
- 1. Type of current that flows in one direction only
- 2. Instrument used to measure electric current
- 4. Flow of electric charge in a circuit
- 6. Negatively charged particle that moves in metals
- 8. ELECTRONS Particles responsible for electrical conduction in metals
- 9. Assumed direction of current from positive to negative
- 11. Material that resists the flow of electric current
- 13. Quantity of electricity carried by particles
- 17. Type of current that repeatedly changes direction
- 18. Component that allows current mainly in one direction