What name is given to the repetition of sound caused by the reflection of sound waves ?

Q. _________ is the repetition of sound caused by the reflection of sound wave.

Q. The repetition of sound caused by the reflection of sound wave is called Echo.

Q.

What do you mean by reflection of sound ?

State one condition for the reflection of a sound wave.

Name a device in which reflection of sound wave is used.

Q.

Repetition of sound when reflected from a distant body is

Q. Sir I am Shaun job of class 9. I haven't a doubt regarding physics on
the topic sound.This is the question
Is an echo "the repetition of sound by the reflection of sound" or is reverberation " the repetition of sound by the reflection of sound"
Thank you for your time Sir
Yours sincerely
Shaun