1 / 15

A project by: Team Marina Bay Sands

A project by: Team Marina Bay Sands. TELEPHONES. CONTENTS. Alexander Graham Bell How The Telephone Works Video History of the Telephone Future of the telephone The Bell Telephone Company QUIZ TIME!!!. INVENTORS. Two competing inventors

huy
Télécharger la présentation

A project by: Team Marina Bay Sands

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. A project by: Team Marina Bay Sands TELEPHONES

  2. CONTENTS • Alexander Graham Bell • How The Telephone Works • Video • History of the Telephone • Future of the telephone • The Bell Telephone Company • QUIZ TIME!!!

  3. INVENTORS Two competing inventors Both men rushed their respective designs to the patent office within hours of each other Entered a famous legal battle over the invention of the telephone Alexander Graham Bell's success with the telephone came as a direct result of his attempts to improve the telegraph.

  4. Alexander Graham Bell Inventor: Alexander Graham Bell Criteria: First practical. Modern prototype. Entrepreneur. Birth: March 3, 1847, in Edinburgh, Scotland Death: August 2, 1922, at Bedeck, Nova Scotia, Canada Nationality: American

  5. The Telephone:How it works It consists of 3 parts: 1) A switch 2) A speaker 3) A microphone.

  6. Here’s a video about how a telephone works… Telephone

  7. The telephone:Its history German physicist Johann Philip Reis invented an instrument that transmitted musical tones but could not reproduce speech. In 1877, Alexander Graham Bell produced the first telephone capable of transmitting and receiving human speech with its quality and timbre.

  8. The telephone’s future New telephones Future innovation The recent implementation of 3G is a good example. It allows people to watch live video feeds from their mobile phones.

  9. The Bell Telephone Company • Organized in Boston, Massachusetts on July 9, 1877. • One other company merged on February 17, 1879 to form the National Bell Telephone Company of Boston • The National Bell Telephone Company subsequently merged with others on March 20, 1880 to form the American Bell Telephone Company • The American Bell Telephone Company later evolved into the American Telephone & Telegraph Company, the world's largest telephone company

  10. Quiz time!!! We will count to three. First to raise up their hand gets to answer the question. Attractive prizes to be won!!!

  11. Question number 1 Who invented the telephone? Hint: Initials are A.G.B. Ans: Alexander Graham Bell

  12. Question Number 2 • What are the three parts that the telephone consists of? Hint: NONE!!! Ans: A speaker, a microphone and a switch.

  13. Question Number 3 • What is Alexander Graham Bell’s nationality? Hint: Starts with an ‘A’ Ans: He’s American

  14. The End Thank you for listening to our presentation. Goodbye!!!

  15. This was done by: Team Marina Bay Sands!!! TEAM MEMBERS: • JULIUS CHUA • DHANISH M. • CHERYL HOE • DARREN WONG

More Related