Why does a moving magnet make power?
A coil and bulb have no battery. A moving magnet can wake the bulb. What does the wire notice?
Talk about it
- A coil and bulb have no battery. A moving magnet can wake the bulb. What does the wire notice?
- Before the reveal, ask: “Which coil gets the bigger electrical push?”
- Afterward, ask the child to point to the cause and the measured result.