Question

Differencebetweenecho and reverberation

Answer 1

The repetition of sound is called echo.
And
Multiple echo lead by the persistence of sound is called reverberation.

Answer 2

$\huge\underline\mathrm{Heya!}$

Echo :

1. Echo is a single reflection of a sound wave.
2. It is easily distinguishable

Reverberation :

1. Reverberation is the persistence of sound due to multiple reflection of sound waves.
2. It is not distinguishable.