What is electric current?, The energy carried by electrons, The flow of electric charge through a conductor, The resistance of a wire to electricity, The voltage across a component, Which of these is a good conductor of electricity?, Rubber, Plastic, Copper, Wood, What is the unit of potential energy, Ampere (A), Volt (V), Coulomb (C), Ohm (Ω), What instrument is used to measure potential difference?, Voltmeter, Ammeter.

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