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SSI Open Water Diver Final Exam
SSI Open Water Diver Final Exam Which of the statements concerning sound transmission underwater is incorrect? -A: Sound will travel farther underwater then in air -B: Divers find it difficult to locate the direction of a sound producing source -C: Divers find it easy to talk to each other directly through water -D: Sound travels four times faster underwater than in air -CORRECT ANSWER- C The absolute pressure expressed in terms of atmospheres absolute at 33 feet in sea water is: ...
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SSI Open Water Diver Final Exam Which of the statements concerning sound transmission underwater is incorrect? -A: Sound will travel farther underwater then in air -B: Divers find it difficult to locate the direction of a sound producing source -C: Divers find it easy to talk to each other directly through water -D: Sound travels four times faster underwater than in air -CORRECT ANSWER- C The absolute pressure expressed in terms of atmospheres absolute at 33 feet in sea water is: ...