NAUI Scuba Diver Exam Questions and
Answers 100% Pass
When selecting a face mask, the most important thing to consider is: - ANS Proper seal and
fit.
Snorkels over 15 inches in length are not reccomended primarily because: - ANS They have
too much dead air space.
When buying or renting scuba equipment for diving, Space the most pertinent consideration is -
ANS it's fit on your body
When rinsing a regulator it is best to - ANS leave the regulator attached to the tank four have
the dust cat in place
Diving equipment should be - ANS rinse thoroughly, dried and stored in a cool place.
Scuba tank should always have some pressure and then to prevent - ANS moisture from
entering.
According to the Department of Transportation regulations, scuba tanks must be hydrostatically
tested every - ANS 5 years
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Open heel fins are usually the sense of choice for scuba divers because - ANS they may be
used in a wide variety of environmental conditions.
The primary purpose of the exposure suit is to - ANS preserve heat during dives.
Weighting systems are used by the diver primarily to - ANS offset the positive buoyancy
created by the wet suit.
You should have your regulator serviced by certified repair technician - ANS at least once per
year.
The stage of the regulator, which reduces tank pressure, is - ANS the first stage.
Two types of materials that scuba tanks are made from our steel and - ANS aluminum.
The ___________ line is the direction of travel line on the compass - ANS lubber
The dive knife is used primarily as a ___________ for digging, cutting, pounding, and prying -
ANS Tool
Stamped (engraved) markings on scuba tanks include - ANS date of hydrostatic test, serial
number, and type of material.
Atmospheric pressure at sea level is - ANS 14.7 pounds per square inch/1.0 atmosphere
absolute
A seal balloon filled with air that has a volume of 6 in.³ at 99 feet will have a volume of ______
at 33 feet - ANS 12 in.³
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