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melomori [17]
3 years ago
5

What is an echo? (1 point)

Chemistry
2 answers:
makvit [3.9K]3 years ago
6 0
The reflection of sound waves, hope this helps :)
zaharov [31]3 years ago
4 0

Answer:

The reflection of sound waves

Explanation:

An echo is a reflection of sound that bounces of of one thing to another.

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