Lesson: Chapter 4 — Waves and their applications

4.3.2. The speed of sound 2 of 4 Reset answers

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Question 2

About how fast does sound travel in dry air at 0 °C?

A 330 m s^-1 B 1400 m s^-1 C 3 × 10⁸ m s^-1 D 5000 m s^-1

The right answer is the one marked above.

330 m s^-1. 1400 is its speed in water, 5000 in steel, and 3 × 10⁸ is the speed of light.

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