Read e-book online Alexander Graham Bell (On My Own Biographies) PDF

By Victoria Sherrow

ISBN-10: 1575053012

ISBN-13: 9781575053011

ISBN-10: 1575054604

ISBN-13: 9781575054605

ISBN-10: 1575055333

ISBN-13: 9781575055336

Transforming into up, Alexander Graham Bell was once thinking about track, speech, and sounds. He labored demanding to invent issues that will not just support people with impaired listening to, but additionally carry humans jointly in new and targeted methods. What he did not be aware of was once that his easy idea--to aid humans communicate--would swap the area while he invented the phone.

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Additional resources for Alexander Graham Bell (On My Own Biographies)

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He forgot that Watson was too far away to hear him. 43 To Aleck’s surprise, Watson came running upstairs. He burst into the room. “Mr. ” he said. ” Aleck forgot all about his burns. He and Watson spent the night talking on their machine. The talking machine was f inally a reality. ” Since his childhood, Alexander Graham Bell had studied speech and sound. He helped to build bridges between deaf people and hearing people. And his new telephone would bring people together in new and exciting ways.

30 He wanted more children to have f ine teachers like Mabel’s. Around the United States, people heard about Aleck’s work. He visited different cities to talk about Visible Speech. 31 An Inventive Team Aleck still made time to work on his new telegraph. But he faced several problems. He did not have money to buy supplies for his project. Mr. Sanders and Mr. Hubbard agreed to help him. 32 Aleck had good ideas about how to make things. But he was not so good at putting them together. He paid men at a machine shop.

Maybe sound waves could also change an electrical current. If they could, spoken words could be sent over a wire. Aleck and Watson began to work on a talking machine, too. For months, they tried connecting wires in different ways. They built new kinds of transmitters. Transmitters send a message. They tried different receivers. Receivers receive messages. Nothing worked. Exciting Sounds June 2, 1875 One evening, Aleck and Watson were working in the shop. Watson was working on the transmitter in one room.

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Alexander Graham Bell (On My Own Biographies) by Victoria Sherrow

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