WONDER #954: How Does a Doorbell Work?
Question 1 of 3
The doorbell is such a marvel because of its what?
Question 2 of 3
Which scientific principle is at the heart of the doorbell’s function?
Question 3 of 3
When you press an electronic doorbell, what kind of circuit is triggered?
- disintegrated circuit
- closed circuit
- circuit breaker
- integrated circuit
Check your answers online at https://www.wonderopolis.org/wonder/how-does-a-doorbell-work.