Electric Circuit Revision

Which circuit is complete

• Circuit A

• Circuit B

• Circuit C

Why is the bulb off?

• because the wire is broken

• because the battery is running out

• because the switch is off

To make a working circuit, we have to prepare the bulb, battery, ..... and ….

• buzzer and motor

• wire and switch

• switch and buzzer

• buzzer and motor

The metal part of an electrical wire should be covered with plastic. What will happen if we touch the metal part of an electrical wire?

• 
  Feels good and so warm

• Nothing happens

• Feels cold

• Get an electric shock

Which the circuit has a closed switch ?

• circuit 1

• circuit 2

• both of them

• none of them

The lamp is in the circuit B is turned on. Why

• Because there is an open switch in the circuit B

• Because there is a close switch in the circuit A

• Because both of the batteries are broken

• Because of the switch on is in the circuit B

Helps detect current flowing through the circuit by lighting up

• wire

• switch

• bulb

• battery

will the bulb turn on?

• maybe

• no

• yes

• I don't know

To connect the source of electricity from the cell to bulb and use as a medium to transfer the electric current is called ....

• switch

• wire

• capacitor

• buzzer

A battery is a source of _______ and is important in an electric circuit

• sound

• light

• heat

• energy