Pupil A An average person spends almost 10 years of his life watching TV.
But when did the television appear?
Paul Nipkow from Germany transmitted black and white picture with
his famous "Electric Telescope" in 1884.
In (1) Russian scientist Constantin Persky gave the name Television.
John Baird transmitted the first black and white television in 1925.
The first world television was in the UK in (2) People all over the
world watched the coronation of George VI, the English King.
The first advert on TV appeared in 1941 and lasted 20 seconds.
Cable TV appeared in (3) ... in Canada.
First colour television came only in 1975 but John Baird demonstrated
colour TV in 1928!
First TV satellite appeared in (4) ... and in 1969 over 600 million
people from their homes watched astronauts walking on the moon.
The remote controls appeared in 1980.
Объяснение
1-1900
2-1937
3-1952
4-1962