The physical world: waves and relativity - for iPod/iPhone podcast

Transcript -- Electromagnetic waves

0:00
NaN:NaN:NaN
Recuar 15 segundos
Avançar 15 segundos
Transcript -- Radio waves are the basis for our communications industry. The discovery of a link between electricity and magnetism led to the very first radio transmissions.

Mais episódios de "The physical world: waves and relativity - for iPod/iPhone"