Simple Circuits

Grade 4 Science Worksheet - Building Confidence

Circle the answer.

1. 1.

   Which material lets electric current pass through it easily?

   • a rubber band
   • a wooden stick
   • a copper wire
2. 2.

   What does a switch do in a circuit?

   • it opens or closes the path
   • it stores extra energy
   • it makes the bulb brighter
3. 3.

   What does a bulb change electrical energy into?

   • light and heat
   • sound and motion
   • motion only
4. 4.

   A doorbell buzzer is in a circuit with a button switch. What happens when the button is pressed?

   • the loop opens and the buzzer makes sound
   • the loop closes and the buzzer lights up
   • the loop closes and the buzzer makes sound
5. 5.

   What is the job of a battery in a circuit?

   • it is the device that lights up
   • it is the energy source
   • it stops the current