Thomas Edison and Alexander Graham Bell
Interactive Video
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Other
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4th Grade - University
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Practice Problem
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Hard
Wayground Content
FREE Resource
The video explores the evolution of telephones, starting from the time when people didn't have cell phones. It highlights the introduction of cell phones and their impact on communication. The video delves into the contributions of Thomas Edison and Alexander Graham Bell in the development of telephones, including Edison's phonograph and Bell's first telephone. It discusses the improvements made by Edison to Bell's invention, which enhanced the realism of voice transmission. The video also covers the transition from party lines to private lines, the advent of cordless phones in the 1980s, and the widespread adoption of cell phones by the 1990s.
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2 questions
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1.
OPEN ENDED QUESTION
3 mins • 1 pt
Describe the advancements in telephones from the 1980s onwards.
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2.
OPEN ENDED QUESTION
3 mins • 1 pt
In what ways have cell phones changed since their invention in the 1970s?
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OFF
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