Physics, asked by learner1029384756, 10 months ago

define echo please

Answers

Answered by Anonymous

Answer:

An echo place is an place the sound we here the certain time.The minimum distance to form an each is 17m.

Explanation:

mark at brainliest please...

Answered by smartykiller

Explanation:

echo. An echo is a repetition or imitation of sound. When sound waves hit a hard surface they might reflect, making the sound bounce and repeat. ... You were frightened when you thought someone was following you, until you realized you were only hearing the echo of your own footsteps.

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