1. It is a difference in electric potential energy in joule/coulomb.

A. circuit

B. current

C. resistance

D. voltage

2. What is the SI unit of voltage?

A. ampere

B. ohm

C. volt

D. watt

3. It is the number of charges passing through a wire per unit time.

A. current

B. power

C. resistance

D. voltage

4. What is the SI unit of current?

A. ampere

B. ohm

C. volt

D. watt

5. It is the opposition to the flow of electric charges as they travel through a

conducting wire.

A. circuit

B. current

C. resistance

D. voltage

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