Questions and CORRECT Answers
Ultimate risk in scuba diving is __________ or __________ - CORRECT ANSWER- injuries
/ death
A student enrolled for training in scuba diving has an obligation to __________, __________,
and __________ every course session. - CORRECT ANSWER- attend, participate, and
complete
Your entry-level NAUI Scuba Diver certification is a "license to __________." - CORRECT
ANSWER- learn about underwater world
The best way to stay fit for diving is to __________. - CORRECT ANSWER- dive regularly
You should not consume __________ for at least 12 hours before diving (24 hours is even
better). - CORRECT ANSWER- alcohol
A mask must fit well, afford good vision, and provide a means to __________ to help
equalize pressure in your ears. - CORRECT ANSWER- block off your nose
Two factors that can affect the breathing ease of a snorkel are __________ and __________. -
CORRECT ANSWER- length / diameter
You can use __________ fins for diving in any temperature water. - CORRECT ANSWER-
heel strap
If you use a fin that is too large and stiff for your leg muscles, the fin is likely to cause
__________. - CORRECT ANSWER- leg cramps
, In the United States, scuba cylinders must be internally inspected __________ and pressure
tested every __________ years. - CORRECT ANSWER- each year / five
It is very important to prevent __________ from entering a scuba cylinder. - CORRECT
ANSWER- water
You turn on a cylinder valve by rotating the handle (knob) __________. - CORRECT
ANSWER- counter-clockwise.
Scuba cylinder valves are equipped with a __________ to keep overpressure from rupturing
the cylinder. - CORRECT ANSWER- pressure relief disk
If you plan to engage in deep, wreck, or ice diving, you will want a __________ regulator. -
CORRECT ANSWER- high performance
The first stage of the regulator must have a high-pressure port so a __________ can be
connected to the regulator first stage. - CORRECT ANSWER- submersible pressure gauge
(SPG)
When you rinse your regulator, you need to be careful not to press the __________ on the
second stage. - CORRECT ANSWER- purge button
Contingency scuba provides a __________ regulator and air supply. - CORRECT ANSWER-
totally independent
You can read __________ depth gauges with reasonable accuracy down to about 12 meters
(40 feet), but other gauges are preferable in deeper water. - CORRECT ANSWER- capillary
tube
A __________ is an important directional reference instrument. - CORRECT ANSWER-
compass
A __________ provides a convenient way to consolidate your diving instruments. -
CORRECT ANSWER- console