PADI Open Water Diver Questions with Detailed
Verified Answers
As a newly certified PADI Open Water Diver, I will be trained to dive with a buddy as
deep as ________. Ans: 18 metres/60 feet
Certain medical conditions can be hazardous while diving, so it is important to answer
all questions on the Medical Statement honestly and completely.
a. True
b. False Ans: a. True
PADI courses are performance-based. This means that to be certified, I must
________ Ans: meet specific performance requirements.
Failure to complete assigned independent study can create significant delays, and my
instructor may have to cancel and reschedule sessions until I complete the assignment.
a. True
b. False Ans: a. True
While diving in a new dive environment, two benefits of seeking an orientation,
supervision and/or additional training are that it helps me avoid problems and that it
helps me enjoy the dive more.
a. True
b. False Ans: a. True
As you descend in water the pressure ________ Ans: increases
,A depth of 10 metres/33 feet causes a pressure change of ________. Ans: 1 bar/ata
If you take 6 liters of air from the surface to 20 metres/66 feet, the volume will be
________. Ans: 2 litres
The density of the air in 6 litres from the surface to 20 metres/66 feet is ________
Ans: three times greater
A balloon fully inflated and sealed at 10 metres/33 feet, would probably ________
during ascent to the surface. Ans: burst
As I descend, increasing pressure affects my (choose all that apply): Ans: mask, ears
and sinuses
A squeeze is caused by ________ Ans: a pressure imbalance between the surround
pressure and an air space
Equalization is the process of ________ Ans: adding air to an air space
I should equalize ________ Ans: before I feel pain or discomfort
I'm descending and discover I can't equalize. The first thing I would do is ________
Ans: stop my descent and signal my buddy/the instructor
I equalize gently because an extended, forceful equalization can cause permanent
damage to my ears and hearing.
a. True
b. False Ans: a. True
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,On a day I plan to go diving, I wake up with my sinuses blocked due to a cold or
allergy. I should ________ Ans: cancel the dive until I'm well
When scuba diving, normal breathing keeps your lungs equalized to the surrounding
pressure.
a. True
b. False Ans: a. True
The most important rule in scuba diving is to ________ Ans: 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.
a. True
b. False Ans: a. True
During ascent I feel discomfort in my ears. I should ________ Ans: stop, descend
slightly and allow trapped air to work its way out
My buddy and I descend to 12 metres/40 feet. I would expect to use my air ________
at 6 metres/20 feet. Ans: faster than
The most efficient way to breathe dense air underwater is to breathe ________ Ans:
deeply and slowly
My body responds to anxiety with increased breathing, but slow breathing helps
reduce anxiety.
© Get it right 2025 Getaway - Stuvia US All rights reserved
, a. True
b. False Ans: a. True
What are the breathing rules I must follow as a diver? Ans: - Breathe continuously and
never, ever, hold my breath
- Breathe slowly and deeply
- Do not allow myself to get winded or out-of-breath
- If faced with a problem, stop, then maintain or restore slow, deep breathing
Buoyancy is a force that pushes an object in water upward.
a. True
b. False Ans: a. True
My sunglasses case falls out of my pocket into the water, but fortunately, it floats so I
retrieve it. I would say my sunglasses case is ________ buoyant. Ans: positively
Salt water causes more buoyancy than fresh water because it is less dense and weighs
less.
a. True
b. False Ans: b. False
Salt water causes more buoyancy because it is more dense and weighs more; buoyancy
results from the weight of the water displaced
© Get it right 2025 Getaway - Stuvia US All rights reserved
Verified Answers
As a newly certified PADI Open Water Diver, I will be trained to dive with a buddy as
deep as ________. Ans: 18 metres/60 feet
Certain medical conditions can be hazardous while diving, so it is important to answer
all questions on the Medical Statement honestly and completely.
a. True
b. False Ans: a. True
PADI courses are performance-based. This means that to be certified, I must
________ Ans: meet specific performance requirements.
Failure to complete assigned independent study can create significant delays, and my
instructor may have to cancel and reschedule sessions until I complete the assignment.
a. True
b. False Ans: a. True
While diving in a new dive environment, two benefits of seeking an orientation,
supervision and/or additional training are that it helps me avoid problems and that it
helps me enjoy the dive more.
a. True
b. False Ans: a. True
As you descend in water the pressure ________ Ans: increases
,A depth of 10 metres/33 feet causes a pressure change of ________. Ans: 1 bar/ata
If you take 6 liters of air from the surface to 20 metres/66 feet, the volume will be
________. Ans: 2 litres
The density of the air in 6 litres from the surface to 20 metres/66 feet is ________
Ans: three times greater
A balloon fully inflated and sealed at 10 metres/33 feet, would probably ________
during ascent to the surface. Ans: burst
As I descend, increasing pressure affects my (choose all that apply): Ans: mask, ears
and sinuses
A squeeze is caused by ________ Ans: a pressure imbalance between the surround
pressure and an air space
Equalization is the process of ________ Ans: adding air to an air space
I should equalize ________ Ans: before I feel pain or discomfort
I'm descending and discover I can't equalize. The first thing I would do is ________
Ans: stop my descent and signal my buddy/the instructor
I equalize gently because an extended, forceful equalization can cause permanent
damage to my ears and hearing.
a. True
b. False Ans: a. True
© Get it right 2025 Getaway - Stuvia US All rights reserved
,On a day I plan to go diving, I wake up with my sinuses blocked due to a cold or
allergy. I should ________ Ans: cancel the dive until I'm well
When scuba diving, normal breathing keeps your lungs equalized to the surrounding
pressure.
a. True
b. False Ans: a. True
The most important rule in scuba diving is to ________ Ans: 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.
a. True
b. False Ans: a. True
During ascent I feel discomfort in my ears. I should ________ Ans: stop, descend
slightly and allow trapped air to work its way out
My buddy and I descend to 12 metres/40 feet. I would expect to use my air ________
at 6 metres/20 feet. Ans: faster than
The most efficient way to breathe dense air underwater is to breathe ________ Ans:
deeply and slowly
My body responds to anxiety with increased breathing, but slow breathing helps
reduce anxiety.
© Get it right 2025 Getaway - Stuvia US All rights reserved
, a. True
b. False Ans: a. True
What are the breathing rules I must follow as a diver? Ans: - Breathe continuously and
never, ever, hold my breath
- Breathe slowly and deeply
- Do not allow myself to get winded or out-of-breath
- If faced with a problem, stop, then maintain or restore slow, deep breathing
Buoyancy is a force that pushes an object in water upward.
a. True
b. False Ans: a. True
My sunglasses case falls out of my pocket into the water, but fortunately, it floats so I
retrieve it. I would say my sunglasses case is ________ buoyant. Ans: positively
Salt water causes more buoyancy than fresh water because it is less dense and weighs
less.
a. True
b. False Ans: b. False
Salt water causes more buoyancy because it is more dense and weighs more; buoyancy
results from the weight of the water displaced
© Get it right 2025 Getaway - Stuvia US All rights reserved
