1|P a g e
PADI OPEN WATER DIVER FINAL ACTUAL
EXAM PREP ALL QUESTIONS AND
CORRECT DETAILED ANSWERS ALREADY
A GRADED WITH EXPERT FEEDBACK
|NEW AND REVISED
When I look at things underwater they often seem _____ than they look
on the surface - ANSWER- Larger and/or nearer
_____ travels faster in water than it does in air. This is why you cannot
easily tell where it comes from - ANSWER- Sound
Unless there are laws that say differently, I should stay within _____ of
my dive flag - ANSWER- 15 m/50 ft
If I work too hard and find it difficult to breathe underwater, I should... -
ANSWER- Stop all activity and rest, holding onto something for support
if possible
As I descend, my wet suit will... - ANSWER- Compress from water
pressure, and I will lose buoyancy and warmth
I know I am properly weighted for diving if I... - ANSWER- Float at eye
level while holding a normal breath of air and with an empty BCD
,2|P a g e
If I were separated from my buddy, the general procedure is to... -
ANSWER- Search for a minute and then go up to reunite with my buddy
at the surface
I am most likely to become confused about which way is up or down... -
ANSWER- In midwater
I feel a mild current at the start of my dive. How should I begin this
dive? - ANSWER- Dive against or into the current
What the bottom is made of can cause big changes in... - ANSWER-
Visibility
If an object is neutrally buoyant in fresh water, the same object placed
into salt water would... - 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? - 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
,3|P a g e
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
, 4|P a g e
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
Most injuries caused by aquatic animals happen because the animals
are... - ANSWER- Trying to defend themselves
A diver at the surface is moving quickly and jerkily, has the mask off the
face, the regulator/snorkel is out of the mouth, and the diver does not
respond to directions. The diver is... - ANSWER- Showing signs of
distress (trouble)
I am close to my buddy and realize I am out of air. The best response is
to... - ANSWER- Switch to my buddy's alternate air source
If my regulator begins to free flow while underwater, I should... -
ANSWER- Hold the regulator without sealing my mouth around the
mouthpiece and "sip" the air I need as I ascend
Although it shouldn't have happened, on a dive I fail to watch my SPG
and run out of air. If my buddy is close by, my best option is to _____.
Another option is to _____, if I'm in shallow water and the surface is
closer than my buddy - ANSWER- Ascend using my buddy's alternate
air source/make a controlled emergency swimming ascent
There is an injured diver who is out of the water and is not responding to
touch or my voice. The first thing to do would be... - ANSWER- To
check if the diver is breathing
PADI OPEN WATER DIVER FINAL ACTUAL
EXAM PREP ALL QUESTIONS AND
CORRECT DETAILED ANSWERS ALREADY
A GRADED WITH EXPERT FEEDBACK
|NEW AND REVISED
When I look at things underwater they often seem _____ than they look
on the surface - ANSWER- Larger and/or nearer
_____ travels faster in water than it does in air. This is why you cannot
easily tell where it comes from - ANSWER- Sound
Unless there are laws that say differently, I should stay within _____ of
my dive flag - ANSWER- 15 m/50 ft
If I work too hard and find it difficult to breathe underwater, I should... -
ANSWER- Stop all activity and rest, holding onto something for support
if possible
As I descend, my wet suit will... - ANSWER- Compress from water
pressure, and I will lose buoyancy and warmth
I know I am properly weighted for diving if I... - ANSWER- Float at eye
level while holding a normal breath of air and with an empty BCD
,2|P a g e
If I were separated from my buddy, the general procedure is to... -
ANSWER- Search for a minute and then go up to reunite with my buddy
at the surface
I am most likely to become confused about which way is up or down... -
ANSWER- In midwater
I feel a mild current at the start of my dive. How should I begin this
dive? - ANSWER- Dive against or into the current
What the bottom is made of can cause big changes in... - ANSWER-
Visibility
If an object is neutrally buoyant in fresh water, the same object placed
into salt water would... - 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? - 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
,3|P a g e
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
, 4|P a g e
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
Most injuries caused by aquatic animals happen because the animals
are... - ANSWER- Trying to defend themselves
A diver at the surface is moving quickly and jerkily, has the mask off the
face, the regulator/snorkel is out of the mouth, and the diver does not
respond to directions. The diver is... - ANSWER- Showing signs of
distress (trouble)
I am close to my buddy and realize I am out of air. The best response is
to... - ANSWER- Switch to my buddy's alternate air source
If my regulator begins to free flow while underwater, I should... -
ANSWER- Hold the regulator without sealing my mouth around the
mouthpiece and "sip" the air I need as I ascend
Although it shouldn't have happened, on a dive I fail to watch my SPG
and run out of air. If my buddy is close by, my best option is to _____.
Another option is to _____, if I'm in shallow water and the surface is
closer than my buddy - ANSWER- Ascend using my buddy's alternate
air source/make a controlled emergency swimming ascent
There is an injured diver who is out of the water and is not responding to
touch or my voice. The first thing to do would be... - ANSWER- To
check if the diver is breathing
