Question

When we say sound travels in a medium,we mean

• A. the particles of the medium travel
• B. the source travels
• C. the disturbance travels
• D. the medium travels

Answer 1

The correct option is C

the disturbance travels

Explanation for the correct option

Option (C) is Correct.

1. When the sound travels in a medium, it propagates through the medium in the form of a disturbance called wave.
2. The wave travels due to repeated periodic vibrations of the particles of the medium through which it travels.

Explanation for the incorrect option

Option (A) is Incorrect.

1. In sound propagation, it is the energy of the sound that travels not the medium.

Option (B) is Incorrect.

1. In sound propagation, it is the energy of the sound that travels not the particles of the medium.

Option (D) is Incorrect.

1. The source remains stationary while the disturbance travels.