Summary
When the Friz's doorbell won't ring, the class shrinks into a circuit to find out why. They learn how electricity flows through a complete loop.
Viewer safety
All ages
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Teaching resources
Discussion questions
Discussion
When the Friz's doorbell won't ring, the class shrinks into a circuit to find out why.
- What does a circuit need to make a bulb light up?
- What happens if there's a gap in the circuit?
- Why does a switch turn a light on and off?
Quick work-a-long
Vocabulary: circuit, electricity, current.
Try it: Draw a simple circuit with a battery, wire, and bulb, and label the loop.