Why is the sound louder and "rolling" in an empty hall rather than in the hall, filled with the audience?
1
Expert's answer
2010-05-19T03:45:49-0400
The human body absorbs sound waves. So when there are many people in the room, there are essentially different conditions of sound spread: its reflection or reverberation (reverbation - the process of gradually reducing the intensity of sound at its multiple reflections) greatly reduces.
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