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✅ SSI Open Water Diver Questions with 100% Correct Answers | Verified 2025/2026, Exams of Workplace Safety

University of California - Santa BarbaraWorkplace Safety

Level up your scuba knowledge with this verified 2025/2026 answer set for SSI Open Water Diver theory. Learn critical concepts including gauge vs. absolute pressure, how refraction affects perception underwater, and how total pressure is calculated at depth. Perfect for diving certification prep and marine environmental studies. Português: Questões do curso SSI com respostas corretas sobre pressão subaquática e refração da luz. Español: Preguntas del curso SSI con respuestas verificadas sobre presión y percepción bajo el agua. Italiano: Domande corrette SSI su pressione assoluta, gauge e visione subacquea. Tags: SSI Open Water Diver, scuba exam answers, gauge pressure, absolute pressure, light refraction underwater, UCSB, verified 2025

Typology: Exams

2024/2025

Available from 06/10/2025

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SSI Open Water Diver Questions with
100% Correct Answers | Latest Version
| Verified
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
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Download ✅ SSI Open Water Diver Questions with 100% Correct Answers | Verified 2025/2026 and more Exams Workplace Safety in PDF only on Docsity!

SSI Open Water Diver Questions with

100% Correct Answers | Latest Version

| Verified

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 The information system components are? - ✔✔Dive Computer, Analogue Instruments, if the Dive Computer does not supply all necessary information, and SSI Total DiveLog Which of the following overexpansion injuries can be characterized by swelling in the neck area with a crackling sensation upon touching the swollen area? - ✔✔Subcutaneous emphysema The only accepted treatment for Arterial Gas Embolism is: - ✔✔Stabilize the victim, medical treatment, decompression chamber Haldanes theory that the human body can withstand a 2:1 pressure difference was revised by D Workman to a nitrogen ratio of: - ✔✔1.58 : 1 The transfer of oxygen and nitrogen into the bloodstream occurs through the walls of the: - ✔✔Alveoli The most serious lung overexpansion injury is: - ✔✔Arterial gas embolism

T/F You should perform a safety stop at 15 feet for 3-5 minutes on every dive? - ✔✔True Repetitive dive is defined as? - ✔✔Any dive started more than 10 minutes and less than 12 hours after a previous dive If a diver is injured by harmful sea life, it is usually because? - ✔✔Divers ignorance Divers negligence Divers aggressiveness Two examples of soft corrals are? - ✔✔Black and red corral Two examples of hard corrals are? - ✔✔Elkhorn and staghorn The ocean is an important host of sea life because? - ✔✔Sea life serves as the first link in the food chain Examples of fresh water life include? - ✔✔Bass Eels Crayfish Divers should avoid all contact with coral because? - ✔✔Contact can be harmful for the diver Touching coral can damage your equipment Contact can damage the coral Coral reefs are formed by? - ✔✔Coral animals called polyps that form skeletal structures Water comprises ____ of the earth's surface? - ✔✔72% T/F In a deep water out of air emergency, and your buddy is not close enough, the best response to this emergency is to perform a Controlled Swimming Ascent: - ✔✔False

Causes of panic include: - ✔✔Environmental conditions Diving outside of diver's comfort or ability Using unfamiliar or ill fitting equipment To achieve the SSI Advanced Open Water Diver rating, a diver is required to: - ✔✔Complete 4 specialty courses and log 24 dives An independent action to take in response to an out of air emergency is: - ✔✔Controlled swimming ascent or emergency buoyancy ascent To achieve the SSI Specialty Diver rating, a diver is required to: - ✔✔Complete 2 specialty courses and log a total of 12 dives Signs of a panicked diver are: - ✔✔Wide-eyed, fearful look and a fast and erratic breathing pattern Panic can be prevented by: - ✔✔Taking specialty training Properly maintaining your total dive system Honestly evaluating you diving limits The first thing you should do if you observe signs of panic in a diver underwater is: - ✔✔Locate your alternate air source in case it is needed