Current Electricity and Magnetism

Which material would be a good conductor?

• wood

• cardboard

• metal

• paper

In a series circuit, if one light bulb is removed, the rest of the light bulbs would _____________.

• stay lit

• not work

• short circuit

• burn out

What does a switch do for a circuit?

• It keeps the circuit closed

• It makes the circuit opened or closed

• it keeps the circuit on

• it does not help the circuit

Adding another light bulb to a series circuit would ____________.

• make the lights dimmer

• make the lights brighter

• turn off the lights

• burn out the lights

In order to build an electromagnet you would need __________________.

• a battery and a wire

• a battery, a light bulb, and a wire

• a battery, a wire, and an iron core

• a battery, a wire, and a compass

In a parallel circuit with three light bulbs, if one of the light bulbs were removed, the other light bulbs would _____________.

• not work

• continue working

• short circuit

• turn off

A flow of electrons through a conductor is called:

• A river

• A spark

• An electron flow

• A current

When several light bulbs are connected in a series circuit, what will happen if one bulb burns out?

• All of the light bulbs will go out.

• The other bulbs will continue to burn.

• The other bulbs will burn together.

• There will be a short circuit.

Which term refers to the flow of electrical charges?

• conductance

• resistance

• current

•  energy

Which components could complete an electric circuit?

• wire, bulb, switch

• battery, bulb, switch

• battery, wire, switch

• battery, wire, bulb