Sonar has been used many benefits. For example, used to locate a bomb or a submarine since the war. The search for shipwrecks You can find the fish, which are useful in fishing. Another important advantage is the study of the ocean depths. And mapping the sea Shona, but also adversely affect the lives of whales. Dolphins and sea turtles, which use sound waves to communicate and find food and mate affected. Many casualties as well.
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