2024/2025 Exam Questions and Correct
Answers | New Update
As a newly certified PADI Open Water Diver, I will be trained to dive with
buddy as deep as - 🧠ANSWER ✔✔18 metres/60 feet
As you descend in water, the pressure - 🧠ANSWER ✔✔increases
A depth change of 10 metres/33 feet causes a pressure change of -
🧠ANSWER ✔✔1 bar/ata (atmosphere)
if you take 6 liters of air from the surface to 20 metres/66 feet, the volume
will be - 🧠ANSWER ✔✔2 litres (the density of the air would be three times
the density at the surface)
A balloon fully inflated and sealed at 10 metres/33 feet, would probably
______ during ascent to the surface - 🧠ANSWER ✔✔burst
A squeeze is caused by - 🧠ANSWER ✔✔a pressure imbalance between
the surrounding pressure and an air space
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,Equalization is the process of - 🧠ANSWER ✔✔adding air to an air space
The most important rule in scuba diving is to - 🧠ANSWER ✔✔breathe
continuously and never hold your breath
During ascent I feel discomfort in my ears. I should - 🧠ANSWER ✔✔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 - 🧠ANSWER ✔✔faster than
The most efficient way to breathe dense air underwater is to breathe -
🧠ANSWER ✔✔deeply and slowly
Buoyancy - 🧠ANSWER ✔✔a force that pushes an object in water upward
Salt water causes more buoyancy than fresh water because it is _____
dense and weighs _____ - 🧠ANSWER ✔✔more
When I descend, my buoyancy tends to ________. When I ascend, it tends
to _______ - 🧠ANSWER ✔✔decrease, increase
The three most important considerations in choosing scuba equipment are
suitability, fit, and - 🧠ANSWER ✔✔comfort
COPYRIGHT©NINJANERD 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY 2
STATEMENT. ALL RIGHTS RESERVED
, The two basic fin styles are __________ fins - 🧠ANSWER ✔✔adjustable
and full-foot
My primary considerations when choosing fins are fit and - 🧠ANSWER
✔✔blade size
BCD (buoyancy control device) - 🧠ANSWER ✔✔holds your kit together
and allows you to adjust buoyancy throughout the dive
Regulator - 🧠ANSWER ✔✔delivers breathing air at the surrounding
pressure when you inhale and directs exhaled air into the air
Cylinder - 🧠ANSWER ✔✔holds the high-pressure breathing air supplied by
your regulator during the dive
Weight System - 🧠ANSWER ✔✔holds lead weight to counteract the
positive buoyancy of your body and some of your equipment, with a
mechanism for dropping some or all the weight in an emergency
The five components that make up a BCD include - 🧠ANSWER ✔✔an
inflatable bladder, a cylinder band and harness/jacket, an LPI (low-pressure
inflator) mechanism, an overpressure/quick exhaust valves, and a weight
system
COPYRIGHT©NINJANERD 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY 3
STATEMENT. ALL RIGHTS RESERVED