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COMPUTER
It was invented by Charles Babbage, it's a sistem used to program to conform, programs and elcetric devices, that permit process and orden infomation. -
TELEGRAPH
It was invented for Samuel Morse, it was used to transmit codification information by electric signals. -
TELEPHONE
It was invented for Alexander Graham Bell, it is used to comunicate from una site to another. -
RADIO
The inventor of the radio, it was Guglielmo Marconi , the radio it is used for education, inform, to orientate the society... -
TELEVISION
It was invented by John Logie Baird, the television is an electric device that produce electric signals. -
TABLET
It was invented by Alan Kay, the tablets are used like a computer, but normally are used for reed and to the navegation webs intead use profesional. -
MOBILE PHONE
The mobile phone it was invented by Martin Cooper, it is used to recive, send messatges, the alarm, see the hour...