Simple Circuit

Which is a component of a simple circuit?

• Battery

• Switch

• Wire

• All of the Above

A circuit must be closed for electrons to travel.

• True

• False

What is a switch's function in a circuit?

• to make the current hotter or colder

• the pathway that electrical current flows

• turn on and off the flow of electrical current

• to add more power to the circuit

Pick the correct sentence.

• This circuit will not work because there is no switch.

• Energy will freely flow in this circuit.

• This circuit will not work because there is no energy source.

• This circuit will work because it is a closed circuit.

Which of these materials is a good insulator?

• Plastic and metal

• Metal and rubber

• Plastic and rubber

What is the type of circuit that stops working when one bulb goes out?

• A broken circuit

• Series Circuit

• Parallel Circuit

• A metal circuit

What is the energy source for a circuit?

• Light bulb

• Wire

• Battery

• Switch

The circuit on the left is not complete (the light is off) because:

• the switch is closed

• the battery is missing

• the switch is open

• the battery is in backwards

How many light bulbs would be ON with this complete circuit?

• 1

• 3

• 2

• 4

How many light bulbs would be ON if the wire of this circuit was cut where the scissors are?

• 1

• 2

• 0

• 3