Question

Why is the Moon described as at "silent planet"?

   Why is the Moon described as at "silent planet"?

Conceptual Physics

Conceptual Physics

Paul G. Hewitt 10th Edition

Chapter 20, Problem 17

Instant Answer

Solved by Expert Prabhu Ramji

10/12/2021

Step 1

This medium can be a solid, liquid, or gas. In the case of the Earth, the atmosphere serves as the medium for sound waves to travel. This is represented by the equation: \[Sound Waves = Medium (Solid, Liquid, Gas)\] Show more…

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Why is the Moon described as at "silent planet"?

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Key Concepts

Vacuum Environment

Space, including the lunar environment, is essentially a vacuum, meaning it lacks a sufficient number of particles to transmit sound waves. Without any medium like air or liquid, sound vibrations cannot propagate, rendering the Moon 'silent' in terms of audible noise.

Sound Propagation Requirements

Sound requires a medium such as air, water, or solids to travel by the vibration of particles. In the absence of such a medium, as is the case on the Moon, no sound can be conducted, which is why it is often described as a 'silent planet'.

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