PADI Open Water Diver Final Exam
As you descend in water the pressure -
Answer--increases
A depth change of 10 meters/33 feet
causes a pressure change of - Answer-
-2 bar/ata
if you take 6 liters of air from the surface
to 20 metres/66 feet, the volume will be -
Answer--2 liters
,The density of the air at 20 meters/66
feet would be _______ the density at the
surface of - Answer--three times
A balloon fully inflated and sealed at 10
meters/33 feet, would probably ________
during ascent to the surface. - Answer-
-expand/burst
As I descend, increasing pressure
affects my _________ - Answer--mask,
ears, sinuses
A squeeze is caused by - Answer--a
pressure imbalance between the
surrounding pressure and an air space
,Equalization is the process of -
Answer--adding air to an air space
I should equalize - Answer--before i
feel pain or discomfort
I'm descending and discovering I can't
equalize. The first thing I would do is -
Answer--stop my descent and signal my
buddy/the instructor
On a day I plan to go diving, I wake up
with my sinuses blocked due to a cold
or allergy. I should - Answer--cancel
the dive until I'm well
When scuba diving, normal breathing
keeps your lungs equalized to the
, surrounding pressure (T/F) - Answer--
True
The most important rule in scuba diving
is to - Answer--breathe continuously
and never hold your breath
Failure to follow the most important rule
in scuba diving can cause severe lung
overexpansion injuries, which can result
in paralysis or death (T/F) - Answer--
true
During ascent I feel discomfort in my
ears. I should - Answer--stop, descend
slightly and allow trapped air to work its
way out
As you descend in water the pressure -
Answer--increases
A depth change of 10 meters/33 feet
causes a pressure change of - Answer-
-2 bar/ata
if you take 6 liters of air from the surface
to 20 metres/66 feet, the volume will be -
Answer--2 liters
,The density of the air at 20 meters/66
feet would be _______ the density at the
surface of - Answer--three times
A balloon fully inflated and sealed at 10
meters/33 feet, would probably ________
during ascent to the surface. - Answer-
-expand/burst
As I descend, increasing pressure
affects my _________ - Answer--mask,
ears, sinuses
A squeeze is caused by - Answer--a
pressure imbalance between the
surrounding pressure and an air space
,Equalization is the process of -
Answer--adding air to an air space
I should equalize - Answer--before i
feel pain or discomfort
I'm descending and discovering I can't
equalize. The first thing I would do is -
Answer--stop my descent and signal my
buddy/the instructor
On a day I plan to go diving, I wake up
with my sinuses blocked due to a cold
or allergy. I should - Answer--cancel
the dive until I'm well
When scuba diving, normal breathing
keeps your lungs equalized to the
, surrounding pressure (T/F) - Answer--
True
The most important rule in scuba diving
is to - Answer--breathe continuously
and never hold your breath
Failure to follow the most important rule
in scuba diving can cause severe lung
overexpansion injuries, which can result
in paralysis or death (T/F) - Answer--
true
During ascent I feel discomfort in my
ears. I should - Answer--stop, descend
slightly and allow trapped air to work its
way out
