Electricity and Circuits Quiz

What makes electricity flow in a toy car?

• A battery (cell)

• A balloon

• A switch

• A magnet

Rafaela's baby brother h a s a cell-operated toy car. The toy needs two cells

to make it work.

Rafaela puts two cells into the car, but it doesn't work. Rafaela's brother

starts to cry.

Then Rafaela takes the cells out, turns one of the cells around and puts

them back in the car. This time the car goes. Rafaela's brother

is happy!

Why didn’t Rafaela’s toy car work at first?

• The wheels were broken

• One cell was the wrong way

• The car was too old

• The light bulb was missing

What happens when both cells are in the correct way?

• The car makes a noise

• The car stops working

• The car moves

• The light goes off

What does a cell (battery) provide in a circuit?

• Light

• Sound

• Power (electricity)

• Color

Why do we need a bulb holder?

• To hold the wires

• To make the bulb look nice

• To keep the bulb in place and connect it

• To make noise

Why must the plastic on the wire ends be cut off?

• To make the wires longer

• To let electricity flow

• To look shiny

• To make it safe

What does a switch do in a circuit?

• Makes noise

• Changes color

• Turns the electricity on or off

• Makes things move

In which circuit will the bulb light up?

• Circuit A: Switch is open

• Circuit B: Switch is closed

• Both A and B

• None

What do we mean by ‘a break in the circuit’?

• The wires are hot

• The electricity is too strong

• There is a gap, and electricity can’t flow

• The light is blinking

Which of the following is a circuit component?

• Bulb

• Eraser

• Ruler

• Paper