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Inventor of the telephone!
Alexander Graham Bell
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Transcript

Inventor of the telephone!

Alexander Graham Bell

Watch this video up to 1:40

The needle was connected by wire to the battery, and the battery was connected by wire to a receiver. When Bell spoke into the open end of the drumlike device, his voice made the paper and needle vibrate. The vibrations were then converted into an electric current which traveled along the wire to the receiver.

How did Alexander Graham Bell create the telephone and why?

Friday 7th June 2023

Infer

1. Why did Alexander Graham Bell create the telephone? 2. How did his invention change the world?

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