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What is an electrical circuit?
A continuous loop of metal that allows electricity to flow through it
What is a conductor?
A substance that allows electricity to travel through it
What is an insulator?
A substance that dosent allow electricity to flow through it
What device is used to measure the current in a circuit?
An ammeter is used to measure the current in Amps (A)
What device is used to measure the voltage/ potential difference ?
A voltmeter is used to measure voltage/ potential difference in volts (V)
What device is used to measure resistance?
An ohmmeter is used to measure the resistance in ohms
Give the method to calculating current, voltage or resistance.