Electricity
Across
- 4. A circuit diagram contains many sy____ to represent key features of the circuit.
- 7. Current is a term to describe the rate of flow of ____ through a circuit.
- 9. Is often a risk when handling electrical equipment.
- 11. ____ is a term to describe how hard electrons move in the circuit.
- 12. Today homes have a safety switch installed as it turns off the power ______.
- 13. _____ current is safer as the electricity flows in one direction.
- 15. An ammeter measures ____.
- 16. A transformer allows us to change the voltage of the circuit.
Down
- 1. A circuit breaker and _____ is a safety device which aims to stop the flow of current through a circuit.
- 2. _____ Law mathematically describes how voltage affects current and resistance.
- 3. The brightness of a light globe is determined by the _____.
- 5. Voltage is a term to describe the "push" or ____ energy difference between terminals.
- 6. An ammeter should always be connected in ____.
- 8. Water and electricity should not be used together as water is a good _____.
- 10. In Australia most of our electricity is produced by burning _____.
- 14. Static electricity is a build up of electric ____ on a surface due to friction.