4th grade quiz-electricity-magnetism

What happens if you put the two positive terminals of the cells in a torch together? Will the bulb light up?

• The bulb does light up

• The bulb does not light up

What is electrical current?

• Energy travelling along a circuit

• Particles travelling along a circuit

Here is a battery. It has positive and negative terminal. What is the direction of the current?

• From positive terminal to negative terminal

• From negative terminal to positive terminal

• From positive terminal to positive terminal

What happens to the bulb if you break the circuit?

• It will light up

• It will not light up

• It will pop

What is the name of circuit component represented in the picture?

• battery

• wire

• cell

• bulb

What is the name of circuit component represented in the picture?bulb

• cell

• wire

• bulb holder

What is the name of circuit component that open and close the circuit?

• cell

• switch

• wire

• cell holder

Here is a circuit with two bulbs. Will the bulb shine more brightly or less brightly if you remove one bulb from the bulb?

• more brightly

• less brightly

What happens if the strenghth of electricity is too strong for one bulb?

• The bulb will pop

• The bulb will burn out

• The bulb will shine less brightly

What is the unit of strenght of electricity?

• decibel

• volt

• newton

• meter