SSI open water Study guides, Class notes & Summaries

Earplugs A-Aid equalization of the middle of the ear B- Protect against cold C-Should never be worn while diving D-Protect ears from squeeze - Answer- C The first symptom of a sinus squeeze is usually: A- a dull pain deep within the head B- a sharp pain at the base of the neck C- a crushing pain high in the chest D- a sharp pain above the eyes - Answer- D One atmosphere of pressure is defined as: A-Each 34 ft of depth in freshwater B-Each 33 ft of depth in seawater C-1 ata ...

SSI Open Water Final Exam Questions With Correct Answers 2023/2024 (Latest Graded A+ ). If you lose contact with your buddy, you should: Search for no more than minute by turning 360 degrees and looking up and down and then perform a normal ascent to the surface Absolute pressure is defined as: The total pressure exerted on an object The first symptom of a sinus squeeze is usually: A sharp pain or wedging sensation above the eyes The greatest relative pressure change in sea water takes plac...

One atmosphere of pressure is defined as: a) Each 34 feet of depth in freshwater b) each 33 ft. of depth in saltwater c) 1 ata d) All answers are correct. - All answers are correct The absolute pressure expressed in terms of atmospheres absolute at 33 ft. in sea water is: a) 1 ata b) 3 ata

Which of the statements concerning sound transmission underwater is correct? - Sound travels four times faster under water than in air Divers find it difficult to locate the direction of a sound Sound will travel farther underwater than in air Proper equalization techniques must be learned in order to - Prevent ear pain Prevent squeeze injuries Prevent sinus squeeze Underwater, the bending of light rays causes objects to appear to be - Closer Earplugs - NEVER wear when diving

How much does air weigh per cubic foot? - 0.8 lbs How much does fresh water weigh per cubic foot? - 62.5 lbs how much does salt water weigh per cubic foot? - 64 lbs what does SCUBA stand for? - Self contained underwater breathing apparatus Absolute pressure (ambient pressure) - the total pressure exerted on an object; 1 atmosphere exerted by air above the surface + additional pressure by water at depth. gauge pressure - the pressure readings on gauges that reads zero at 1 atmosphere Boyl...

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SSI open water dive study guide