At a minimum, while diving most dive computers display: - Answer -Maximum Depth,
current depth, actual bottom line, remaining allowable bottom time
Proper Maintenance of instruments includes: - Answer -All of these
According to the Department of Transportation regulations, scuba tanks must be
hydrostatically tested every: - Answer -5 years
The preferred action to take if you find yourself alone and out of air at 30 feet in open
water is: - Answer -Emergency swimming ascent
According the the NAUI RGBM Dive Table, after the buddy team in the NAUI Master
SCUBA Diver Course completes their two dives the team can dive to 30 fsw for 150
minutes after a minimum of a _______ surface interval. - Answer -1 hour
Snorkels over 15 inches in length are not recommended primarily because: - Answer -
They have too much dead air space
You should have your regulator serviced by a certified technician: - Answer -at least
once per year
Which of the following are NAUI- Sanctioned Specialty Courses? - Answer -All of these.
Your first dive is to 60 feet for 40 minutes. You spend one hour and 40 minutes on the
surface. What is your maximum depth and bottom line for the second dive? - Answer -
45 fsw/80 minutes
NAUI RGBM no calculation sea level tables may be used up to _________ of altitude -
Answer -2000 feet
Three features that are common to all buoyancy control devices are: - Answer -An over
pressure relief valve, inflation/ deflation hose, low pressure inflator hose
, A diver experiencing panic should: - Answer -stop, rest and breathe slowly and deeply
until you recover
The dive knife is used primarily as a ________ for digging, cutting, pounding and prying.
- Answer -tool
almost all injuries from aquatic life are caused by _____ action on the part of the animal.
- Answer -defensive
The most important functional feature of a weight belt or weight system is: - Answer -A
means for ditching the weights immediately with one hand
when planning and executing a dive, it is important for diving buddies to: - Answer -
Agree on a dive leader
A ______ plan is a written plan of your destination and your expected time of return left
with someone on shore so they can summon help if you do not return within a
reasonable time. - Answer -Float
A prevention of something a diver should - Answer -Breathe normally at all times during
ascent and never hold his/her breath
Which of the following is the point at which a sudden change in water temperature
occurs? - Answer -A thermocline
An irregular breathing pattern (skip breathing) while diving will possibly cause: - Answer
-Carbon dioxide excess
Which of the following causes objects to appear larger and closer when looking through
a mask during a dive? - Answer -Refraction
Which of the following affects visibility? - Answer -All of these
Which of the following most readily provides assistance to a diver? - Answer -The diving
buddy
Sea Water weighs - Answer -64.0 pounds per cubic foot
A dive team caught in a rip current taking them in a direction they do not want to go
should: - Answer -Swim at a right angle to the current
when buying or renting equipment for diving, the most important consideration is: -
Answer -its fit on your body
During descent, a diver's buoyancy tends to _____. - Answer -decrease
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