Advantages And Disadvantages Of T.V.

It is incredible how technology has advanced so fast in recent years, especially in respect to television.10 years ago still existed the TV's cathode ray tube and today we are seeing televisions toshow 3D images.
In 1925 by Scotsman John Logie Baird gave the firstrecognizable image on television. But his invention had a problem, causing headaches
In 1936 the Russian Isaac Schoenberg achieved improved mail system. But it was Vladimir Zworykin, who adapted acathode ray tube to form and display images.
In 1940, Guillermo Camarena Conzalez invented the color TV.

Old TV | New TV |
* The old TV was black and white * These TV don´t use remote control* Before most of the TV were small. * In the past, televisions using cathode ray tubes | * This TV has many colors.
* At present operate the TV remote control.
* Now found in many sizes.* Now the TV does not use cathode ray tubes, but now use plasma.
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| Advantages | Disadvantages |
For human beings | Information and communication ofevents and various topics both important and relevant today, news and educational. | Causes loss of time for people with programs that only serve to keep people busyObesity leads to people because of thetime these watch on TV.Cause eye damage.Some people become addicted to the TV.
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For the planet | It is the only audiovisual medium, which allows better and more complete information.Highgeographical coverage. | Most of the programs are of violence are little educational content
and therefore what you see is imitated.These when disposed contaminate the planet because they are not reusable. |Colegio vocacional de artes y oficios
English Department

Students:
Gustavo Calderón A.
Warren Cerdas N.
Walter Cordero R.
Tomas Molina F.

Group: 12-E

Teacher: Luz Marina Mena...