1. The discoveries on
society over the past
100 years
Omar Alejandro Ortiz Gaytan 5 “B”

2. AVIATION BEGINS
The first pilots to fly in powered aircraft
engine were the Wright brothers. 1903

3. CAR
The American Henry Ford created the Model T
with a manufacturing system that allowed a great
increase in the production of cars. 1908

4. RADIO
Guillermo Maonrci, inventor of the telegraph
transmitter apparatus cable over 1 mile away. In 1924
he succeeded in communicating to England with
Australia. 1924

5. TELEVISION
The Scotsman John L. Baird invented the black and
white television ...... and was the engineer who
introduced Guillermo Gonzalez Camarena in Mexico
to 1927 television color.

6. REMOTE CONTROL
Whoever owns it is the boss. This device was
invented in 1956 by Robert Adler and Eugene
Polley 1956.

7. LASERS
The laser beams were discovered by American Dr.
Charles H. Townes. System that offers various
technical science in medicine and communication.
1960

8. ARTIFICIAL SATELLITE
Useful in various fields such as television
broadcasting, telephony, scientific research, military
science, meteorology and astronomy. 1965

9. CELL PHONE
The first cell created in Japan in 1979 were large and
only transmitted sounds. Today cell phones texting,
taking pictures, or music store. 1979

10. COMPUTER
Electronic brain that you can run a command
received from a specific instruction set. 1970

11. INTERNET 1990
In the early 70's new technologies are developed on
computers give way to the Internet, a computer
information network.

12. Thanks for your attention