If a tree falls in the woods and no one is around to hear it, does it still make a sound?

I'm going to give you the answer already because Autumn got it wrong. First she spelled the example of S. Cat wrong. Sound is an vibration but, I heard many answers and somehow people say sound can be many forms which it cannot. A rock cannot hear the sound but when the tree falls down next to it the rock will... show more I'm going to give you the answer already because Autumn got it wrong. First she spelled the example of S. Cat wrong. Sound is an vibration but, I heard many answers and somehow people say sound can be many forms which it cannot. A rock cannot hear the sound but when the tree falls down next to it the rock will be effected by the vibration.
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