Question

Why do echoes produced in empty auditorium usually decreases when it is full of people​

Answer 1

Answer:

Echoes produced in an empty auditorium usually decrease when it'sfull of people due to the absorption of sound as the people and their clothesare bad reflectors of sound.

Explanation:

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Answer 2

Answer:

reverberation

Explanation:

the sound wave will hit in the wall when it is free and when there is more people the wave of sound cannot travel