2. SCIENTIFIC ORIGINS communication system was invented in 1926 by John Logie Baird he started studying 1922, the possibility of passing through waves from a transmitter, images and sounds to a receiver. Situation achieved in 1926, with the first public demonstration of a TV broadcast .
3. Its economic system based on widespread sale, "the complex division of labor and the state needs to fulfill its functions require the media to disseminate information as quickly and as many people as possible. From there that is increasingly closer relationship between the large economic groups and large chains of communication.
4. By 1928, Baird, who had managed to transmit television waves from London to New York. The idea of this character who invented the television, it was simple., Which was reinforced by the development of the telegraph, telephone and radio.
5. THE EVOLUTION OF THE MEDIA From the relentless advance of science and technology, communication ceased to be oral only be developed through other means such as print, radio, cinema and television.Currently, industrialized societies depend to a large extent, the mass media.
6. advantagecan meet many worlds, perhaps he does not knoweducate them also showing other realities or values such as friendship, health, respect for others and the environment.television can provide these benefits, provided it is used in a conscious way, which only depends on the parents.
7. disadvantagesChildren, eventhelittleones, spendmanyhourswatching TVviolenceoftenoccursOlderchildren and adolescentsmayimitateviolentbehavior.Television can teachmisconceptions of realityTelevisionpromotesobesitylose theopportunitytobeoutdoors, orexercising.
