Across
- 1. What is the pressure or force that pushes electric current through a circuit
- 5. What type of circuit allows only one path for current flow
- 8. What device opens or closes an electrical circuit
- 10. What is the opposition to current flow called
Down
- 2. What unit is used to measure electric current
- 3. Which material does NOT allow current to flow easily?
- 4. What is the flow of electric charge called
- 6. What is the unit of resistance
- 7. Which device protects a circuit by melting when current is too high
- 9. Which material allows electricity to flow easily