10
QuizMultiple Choice

Waves and Sound — Test

Question 10 • Physics

Which best describes the energy of a sound wave as it travels through a medium?

Answer
A
It decreases.
B
It remains the same.
C
It increases.
D
It depends on the medium.

Explanation

As a sound wave travels, it transfers energy to the particles in the medium. Some of that energy is absorbed and converted to other forms, so the wave’s energy generally decreases as it travels. The best choice is “It decreases.”

AI-written and checked against the verified answer.

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