Current electricity

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7 Terms

1
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What is an electrical circuit?

A continuous loop of metal that allows electricity to flow through it

2
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What is a conductor?

A substance that allows electricity to travel through it

3
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What is an insulator?

A substance that dosent allow electricity to flow through it

4
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What device is used to measure the current in a circuit?

An ammeter is used to measure the current in Amps (A)

<p>An ammeter is used to measure the current in Amps (A)</p>
5
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What device is used to measure the voltage/ potential difference ?

A voltmeter is used to measure voltage/ potential difference in volts (V)

<p>A voltmeter is used to measure voltage/ potential difference in volts (V)</p>
6
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What device is used to measure resistance?

An ohmmeter is used to measure the resistance in ohms

<p>An ohmmeter is used to measure the resistance in ohms </p>
7
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Give the method to calculating current, voltage or resistance.

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