Ppt para clase de inglés sobre el invento del teléfono de Alexander Graham y como impacto a la sociedad. Realizado para disertación en inglés.

1. "ALEXANDER GRAHAM
BELL'S TELEPHONE".

2. INTRODUCTION
In this presentation, an invention that changed the way we communicateand had a profound
impact on society will be explored: Alexander Graham Bell's telephone.

3. BIOGRAPHY OF ALEXANDER GRAHAM BELL
• Alexander Graham Bell was born on March 3, 1847, in Edinburgh,
Scotland.
• After immigrating to Canada and subsequently to the United
States, Bell worked tirelessly in his laboratory and achieved a
historic breakthrough in 1876 with the invention of the
telephone."
• The impact of his invention was truly monumental and forever
changed how people communicate.

4. IMPORTANCE OF THE INVENTION
• The invention of the telephone by Alexander Graham Bell in 1876 marked a historic milestone
in communication.
• This revolutionary device allowed people to speak at a distance, eliminating geographical
barriers and bringing friends, families, and businesses closer than ever before.

5. EVOLUTION OF THE INVENTION
• From Bell's initial telephone, communication technology has been advanced significantly.
• These advances have enabled faster, more efficient, and versatile communication worldwide.

6. OPINION ON THE INVENTION
• In our opinion, the telephone is considered one of the most significant inventions in history,
and its evolution continues to influence how communicationand connections are made in the
modern era.

7. INTERESTING FACT
• The telephone was invented by the Italian Antonio Meucci, who built his first prototype in
1854, although he did not formalize his patent due to financial difficulties. Later, on March 7,
1876, Graham Bell patented the telephone and just three days later made the first telephone
call