parts of a telephone receiver earpiece keypad body Telephone is made from two tele distance phone voice Learn how the telephone works Do Discover the invention of the telephone
two Greek words voice experiments telephone for yourself transmitter mouthpiece handset cord
INNOVATORS OF THE TELEPHONE ALEX ANDER Alexander Graham Bell was a ell was a scientist engineer and inventor and inventor His most famous invention ion was the telephone He experimented with sound as a kid He built machines One could speak words He also trained his dog to bark words 6
