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The only real sounds transmitted in the water are those that come from the animals that live there. You're right, the above statement's not true. There's a lot of other underwater noise besides that which comes from animals. Some of it originates at the boundary where the Earth's tectonic plates collide. Boat and ship propellers or breaking waves at the surface make noise, and so do fishermen who sometimes use dynamite to stun fish, which are then easily collected. Back to the quiz.
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