PADI OPEN WATER DIVER FINAL PAPER 2026
EXAM QUESTIONS AND CORRECT ANSWERS
◍ 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?
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...
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... Answer:A cold, allergy or another medical problem
◍ If my ears or sinuses hurt while I am descending, it usually means...
Answer:I am feeling a squeeze and need to equalize
◍ The best place for me to position an alternate air source is...
Answer:In the triangle area formed by my chin and the lower corners of
my rib cage
, ◍ Lung overexpansion injuries can be caused by... 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? Answer:20 minutes
◍ How often should I take my scuba cylinder to be visually inspected by
my dive center? Answer:Once a year
◍ The difference between DIN values and yoke valves is that DIN
valves... Answer:Have threaded openings to screw the regulator into
◍ Which of the following is not part of proper care for my scuba
cylinder? Answer:Keep some air in it
◍ Refer to the regulator picture on the right. Each regulator part has a
number next to it. Please choose the correct numeric order from the
choices below Answer:1. Regulator first stage, 2. regulator second
stage, 3. alternate air source second stage, 4. low pressure inflator hose
for the BCD, 5. instrument console/gauges/computer
◍ When I look at things underwater they often seem _____ than they
look on the surface Answer:Larger and/or nearer
EXAM QUESTIONS AND CORRECT ANSWERS
◍ 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?
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...
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... Answer:A cold, allergy or another medical problem
◍ If my ears or sinuses hurt while I am descending, it usually means...
Answer:I am feeling a squeeze and need to equalize
◍ The best place for me to position an alternate air source is...
Answer:In the triangle area formed by my chin and the lower corners of
my rib cage
, ◍ Lung overexpansion injuries can be caused by... 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? Answer:20 minutes
◍ How often should I take my scuba cylinder to be visually inspected by
my dive center? Answer:Once a year
◍ The difference between DIN values and yoke valves is that DIN
valves... Answer:Have threaded openings to screw the regulator into
◍ Which of the following is not part of proper care for my scuba
cylinder? Answer:Keep some air in it
◍ Refer to the regulator picture on the right. Each regulator part has a
number next to it. Please choose the correct numeric order from the
choices below Answer:1. Regulator first stage, 2. regulator second
stage, 3. alternate air source second stage, 4. low pressure inflator hose
for the BCD, 5. instrument console/gauges/computer
◍ When I look at things underwater they often seem _____ than they
look on the surface Answer:Larger and/or nearer
