Chapter 6 Test- Electricity

Front

What happens to the light when switch Q is opened?

Back

The light goes out.

Front

What types of electric charges attract each other?

Back

Positive and negative charges attract each other.

Front

If bulb 'B' in a circuit burns out, what is the effect on the rest of the circuit?

Back

It has no effect on the rest of the circuit.

Front

What is an example of an insulator?

Back

Rubber is an example of an insulator.

Front

What type of circuit allows multiple paths for current to flow?

Back

A parallel circuit allows multiple paths for current to flow.

Front

What is the definition of an electric circuit?

Back

An electric circuit is a closed loop that allows electric current to flow.

Front

What is the role of a switch in an electric circuit?

Back

A switch controls the flow of electricity by opening or closing the circuit.

Front

What is the difference between a series circuit and a parallel circuit?

Back

In a series circuit, components are connected end-to-end, while in a parallel circuit, components are connected across common points.

Front

What is the function of a resistor in a circuit?

Back

A resistor limits the flow of electric current.

Front

What is the unit of electric current?

Back

The unit of electric current is the ampere (A).