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Instructional Video

Khan Academy: Build the Transmitter

Curated by ACT

The electrical signal from a radio is converted to light with the help of a 9V battery in this video demonstration. [2:50]

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Concepts
circuits
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Additional Tags
electrical signals, light emitting diode, khan academy, khan academy: build the transmitter, sound production
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Classroom Considerations
  • Knovation Readability Score: 3 (1 low difficulty, 5 high difficulty)
  • The intended use for this resource is Instructional