What energy does a door doorbell need to be heard through speakers
consumers Solar Motion to move people sensory neurons Wind it needs them Electrical
A B C D E F G H
Speakers convert electrical energy into sound waves.
Doorbells convert electrical energy using speakers
What energy does a door doorbell need to be heard through speakers (A) consumers (B) Solar (C) Motion (D) to move people (E) sensory neurons (F) Wind (G) it needs them (H) Electrical