Question

Why do echoes produced in an empty auditorium usually decrease when it is full of people?

Answer 1

Answer:

parish✨✨️️️️‍️️️

Explanation:

️

Answer 2

Explanation:

Echoes produced in an empty auditorium usually decrease when it's full of people due to the absorption of sound as the people and their clothes are bad reflectors of sound.Echo is reflection of sound, heard after 0.1 s and when distance from source is 17 m and when lots of people are their, they also act as barriers for the sound