SSI OPEN WATER UPDATED TEST PAPER QUESTIONS
AND ANSWERS MARKED A+
✔✔Body heat is lost at a rate of ___ than air. - ✔✔25-30 times faster
✔✔Proper equalization techniques must be learned in order to:
-prevent sinus squeeze
-prevent ear pain
-prevent squeeze injuries
- all answers are correct - ✔✔- all answers are correct
✔✔Salt water weighs ___ pounds per cubic foot and freshwater weighs ___ pounds per
cubic foot. - ✔✔64/62.5
✔✔Underwater, the bending of light rays causes objects to appear to be: - ✔✔closer
✔✔The purpose of equalization is to:
-ensure the uneven application of pressure between the water and air spaces in the
body
-prevent water from entering air spaces in the body
-introduce additional air into body air spaces in response to increasing external pressure
-remove all fluids from body air spaces - ✔✔-introduce additional air into body air
spaces in response to increasing external pressure
✔✔One atmosphere of pressure is defined as
-1 ata
-each 34ft of depth in freshwater
-each 33ft of depth in saltwater
-all answers are correct - ✔✔-all answers are correct
✔✔The three primary features to look for in a quality Exposure System are: -
✔✔Thickness,fit, seam integrity
✔✔An object immersed in water will be buoyed upward by a force ______ the weight of
the water it displaces. - ✔✔equal to
✔✔A high pressure scuba cylinder should be stored:
-secured with a minimum of 500 t0 750 psi
-lying flat with no air
-with the valve slightly open to allow air expansion
-secured with the valve open - ✔✔-secured with a minimum of 500 t0 750 psi
✔✔The most efficient breathing pattern for scuba diving is: - ✔✔deep balanced
inhalation followed by long balanced exhalation, without any pause
, ✔✔One of the primary factors contributing to heat loss for divers is:
-Absorption
-Convection
-Diffusion
-Refraction - ✔✔-Convection
✔✔The Information System components are: - ✔✔Dive Computer, Analogue
Instruments, if the Dive Computer does not supply all necessary information and SSI
Total DiveLog
✔✔The purpose of a BC is to:
-Provide surface floatation
-Maintain neutral buoyancy during the dive
-Control ascent and descent rates
-all answers are correct - ✔✔-all answers are correct
✔✔Which of the following Total Diving System subsystems best describes the SCUBA?
-Delivery system
-Buoyancy system
-Information system
-Snorkeling system - ✔✔-Delivery system
✔✔Under the SSI Equipment Service Program, your Delivery System should be
serviced and performance checked:
-every 3 years
-every 5 years
-every month
-every year - ✔✔-every year
✔✔Assuming a consistent air consumption rate, diving at a pressure of 4 ata will use __
as much air as diving at 2 ata. - ✔✔2 times
✔✔During normal diving activities, divers should never exceed an ascent rate of __ feet
per minute. - ✔✔30
✔✔A scuba tank for recreational diving should be filled with:
-A mixture of helium and oxygen
-Pure, filtered compressed air or Nitrox
-A mixture of hydrogen and oxygen
-pure oxygen - ✔✔
✔✔The rate at which the body becomes saturated with nitrogen:
AND ANSWERS MARKED A+
✔✔Body heat is lost at a rate of ___ than air. - ✔✔25-30 times faster
✔✔Proper equalization techniques must be learned in order to:
-prevent sinus squeeze
-prevent ear pain
-prevent squeeze injuries
- all answers are correct - ✔✔- all answers are correct
✔✔Salt water weighs ___ pounds per cubic foot and freshwater weighs ___ pounds per
cubic foot. - ✔✔64/62.5
✔✔Underwater, the bending of light rays causes objects to appear to be: - ✔✔closer
✔✔The purpose of equalization is to:
-ensure the uneven application of pressure between the water and air spaces in the
body
-prevent water from entering air spaces in the body
-introduce additional air into body air spaces in response to increasing external pressure
-remove all fluids from body air spaces - ✔✔-introduce additional air into body air
spaces in response to increasing external pressure
✔✔One atmosphere of pressure is defined as
-1 ata
-each 34ft of depth in freshwater
-each 33ft of depth in saltwater
-all answers are correct - ✔✔-all answers are correct
✔✔The three primary features to look for in a quality Exposure System are: -
✔✔Thickness,fit, seam integrity
✔✔An object immersed in water will be buoyed upward by a force ______ the weight of
the water it displaces. - ✔✔equal to
✔✔A high pressure scuba cylinder should be stored:
-secured with a minimum of 500 t0 750 psi
-lying flat with no air
-with the valve slightly open to allow air expansion
-secured with the valve open - ✔✔-secured with a minimum of 500 t0 750 psi
✔✔The most efficient breathing pattern for scuba diving is: - ✔✔deep balanced
inhalation followed by long balanced exhalation, without any pause
, ✔✔One of the primary factors contributing to heat loss for divers is:
-Absorption
-Convection
-Diffusion
-Refraction - ✔✔-Convection
✔✔The Information System components are: - ✔✔Dive Computer, Analogue
Instruments, if the Dive Computer does not supply all necessary information and SSI
Total DiveLog
✔✔The purpose of a BC is to:
-Provide surface floatation
-Maintain neutral buoyancy during the dive
-Control ascent and descent rates
-all answers are correct - ✔✔-all answers are correct
✔✔Which of the following Total Diving System subsystems best describes the SCUBA?
-Delivery system
-Buoyancy system
-Information system
-Snorkeling system - ✔✔-Delivery system
✔✔Under the SSI Equipment Service Program, your Delivery System should be
serviced and performance checked:
-every 3 years
-every 5 years
-every month
-every year - ✔✔-every year
✔✔Assuming a consistent air consumption rate, diving at a pressure of 4 ata will use __
as much air as diving at 2 ata. - ✔✔2 times
✔✔During normal diving activities, divers should never exceed an ascent rate of __ feet
per minute. - ✔✔30
✔✔A scuba tank for recreational diving should be filled with:
-A mixture of helium and oxygen
-Pure, filtered compressed air or Nitrox
-A mixture of hydrogen and oxygen
-pure oxygen - ✔✔
✔✔The rate at which the body becomes saturated with nitrogen:
