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SSI Open Water Diver exam 2023/ 48 Questions and Answers
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SSI Open Water Diver exam 2023/ 48Questions and Answers
Gauge pressure is defined as: - -Absolute pressure minus 1 ata
-Underwater, the bending of light causes objects to: - -Appear closer
-Absolute pressure is defined as: - -Total pressure exerted on an object
-Describing SCUBA came from what event? - -Development of the demand regulator in
1943
-If you experience pain in your ears during decent? - -Stop the decent and ascend until
the pain stops
-The condition in which certain colors are diminished at depth? - -Absorption
-Ear squeeze can be prevented by? - -Rotating the jaw, swallowing, valsalva
Relaxing
Never diving with a cold
-The first sign of a sinus squeeze? - -Crushing, wedging pain between the eyes
-The SSI equipment service program is designed to? - -Keep all of the components of
the total diving system to optimal performance
-The three primary features to look for in an exposure system are? - -Thickness, fit,
seam integrity
-The most efficient breathing pattern for SCUBA is? - -A deep balanced inhalation
followed by a balanced exhalation with no pauses in between
-During normal diving conditions, never exceed an ascent rate of? - -30 feet per minute
-The purpose of the BC is to? - -Control ascent and descent rates
Provide surface flotation
Maintain neutral buoyancy
-Under the SSI equipment service program, your delivery system should be serviced
every? - -Every year
-A SCUBA cylinder must be hydrostatically tested every: - -Within fixed intervals set by
local law
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