AC DC

Front

What is an electric current?

Back

The flow of electrons through a conductor.

Front

What is the best example of a conductor?

Back

A metal bowl.

Front

What is resistance?

Back

The ability to reduce the flow of electrons.

Front

What is an insulator?

Back

A material that does not allow energy to flow.

Front

What is the unit of electrical potential?

Back

Volt (V).

Front

What is the flow of electric charge called?

Back

Electric current.

Front

What is the role of a battery in a circuit?

Back

To provide electrical energy.

Front

What is the relationship between voltage, current, and resistance?

Back

Ohm's Law: V = I × R.

Front

What is a circuit?

Back

A closed loop that allows electric current to flow.

Front

What is a short circuit?

Back

An unintended path that allows current to flow with little or no resistance.