Question 8 — In a movie, while showing - Questions at the end of the chapter - Chapter 10 - Sound Waves: Characteristics and Application (Exploration

Last updated at July 20, 2026 by

Question 8
In a movie, while showing the explosion of a spacecraft in space, a flash of light is shown along with sound at the same time. What are the errors in this depiction?
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  • Error 1: space is a near vacuum, so the explosion should make no sound at all.
  • Error 2: even with a medium, light travels far faster than sound, so the flash and sound cannot arrive together .
Errors in the Movie Space is a vacuum, so no sound Light is far faster than sound Flash and sound cannot arrive together
Back to: 10.2.1 Sound needs a medium to propagate
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