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When did the sound waves first used?

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Anonymous

∙ 16y ago
Updated: 8/18/2019

Several hundred million years ago, when animals communicated by using sound.

Several hundred million years ago, when animals communicated by using sound.

Several hundred million years ago, when animals communicated by using sound.

Several hundred million years ago, when animals communicated by using sound.

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Wiki User

∙ 16y ago

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