PADI OPEN WATER DIVER FINAL
EXAM WITH QUESTIONS AND
CORRECT ANSWERS
If an object is neutrally buoyant in fresh water, the same object placed into
salt water would... - correct answer-Float
I blow up a balloon, tie it off, and take it to the bottom of the swimming pool.
What will happen to the balloon and the air inside it? - correct answer-The
balloon will get smaller and the air inside the balloon will be more dense
I turn a glass upside down, trap the air in it by putting it in water, and then I
take the glass down to 10 m/33 ft. The air space would... - correct answer-
Become half the size it was at the surface
If I am not able to equalize my body air spaces, it may be because I have...
- correct answer-A cold, allergy or another medical problem
If my ears or sinuses hurt while I am descending, it usually means... -
correct answer-I am feeling a squeeze and need to equalize
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The best place for me to position an alternate air source is... - correct
answer-In the triangle area formed by my chin and the lower corners of my
rib cage
Lung overexpansion injuries can be caused by... - correct answer-Holding
my breath while scuba diving
If my cylinder of air lasts 60 minutes while I am at the surface breathing
normally, assuming all else is the same, how long will it last at 20 m/66 ft
breathing normally? - correct answer-20 minutes
How often should I take my scuba cylinder to be visually inspected by my
dive center? - correct answer-Once a year
The difference between DIN values and yoke valves is that DIN valves... -
correct answer-Have threaded openings to screw the regulator into
Which of the following is not part of proper care for my scuba cylinder? -
correct answer-Keep some air in it