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17.2 Exercise 1

Avg difficulty 2.5

Imagine you observe two firework shells explode. You hear the explosion of one as soon as you see it. However, you see the other shell for several milliseconds before you hear the explosion. Explain why this is so.

OpenStax University Physics Volume 1, 17.2 Speed of Sound, exercise 1

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Adapted from University Physics Volume 1 © 2016 Rice University. Licensed under CC BY 4.0. Source: University Physics Volume 1. Imported at revision db44eb9.