PADI Open Water Diver Final Exam with
100% Correct Answers 2023
As a newly certified PADI Open Water Diver, I will be trained to dive with buddy as deep
as - Correct Answer-18 metres/60 feet
As you descend in water, the pressure - Correct Answer-increases
A depth change of 10 metres/33 feet ca...
PADI Open Water Diver Final Exam with 100% Correct Answers 2023 As a newly certified PADI Open Water Diver, I will be trained to dive with buddy as deep as - Correct Answer -18 metres/60 feet As you descend in water, the pressure - Correct Answer -increases A depth change of 10 metres/33 feet causes a pressure change o f - Correct Answer -1 bar/ata (atmosphere) if you take 6 liters of air from the surface to 20 metres/66 feet, the volume will be - Correct Answer -2 litres (the density of the air would be three times the density at the surface) A balloon fully inflated an d sealed at 10 metres/33 feet, would probably ______ during ascent to the surface - Correct Answer -burst A squeeze is caused by - Correct Answer -a pressure imbalance between the surrounding pressure and an air space Equalization is the process of - Corre ct Answer -adding air to an air space The most important rule in scuba diving is to - Correct Answer -breathe continuously and never hold your breath During ascent I feel discomfort in my ears. I should - Correct Answer -stop, descend slightly, and allow trapped air to work its way out My budd y and I descend to 12 metres/40 feet. I would expect to use my air _____ at 6 metres/20 feet - Correct Answer -faster than The most efficient way to breathe dense air underwater is to breathe - Correct Answer -
deeply and slowly Buoyancy - Correct Answer -a force that pushes an object in water upward Salt water causes more buoyancy than fresh water because it is _____ dense and weighs _____ - Correct Answer -more When I descend, my buoyancy tends to ________. When I ascend, it tends to _______ - Correct Answ er-decrease, increase The three most important considerations in choosing scuba equipment are suitability, fit, and - Correct Answer -comfort The two basic fin styles are __________ fins - Correct Answer -adjustable and full -foot My primary considerations when choosing fins are fit and - Correct Answer -blade size BCD (buoyancy control device) - Correct Answer -holds your kit together and allows you to adjust buoyancy throughout the dive Regulator - Correct Answer -delivers breathing air at the surrounding pressure when you inhale and directs exhaled air into the air Cylinder - Correct Answer -holds the high -pressure breathing air supplied by your regulator during the dive Weight System - Correct 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 - Correct Answer -an inflatable bladder, a cylinder band and harness/jacket, an LPI (low -pressure i nflator) mechanism, an overpressure/quick exhaust valves, and a weight system LPI mechanism - Correct Answer -inflates the BCD with air from my scuba cylinder Burst disk - Correct Answer -a safety device that relieves accidental overpressure by releasing air before reaching the pressure at which the cylinder would fail scuba cylinders require pressure testing _______ and visual inspection _________ - Correct Ans wer-every 2 -5 years, annually The most important feature in my weight system is its - Correct Answer -quick release Trim means having the right _____ of weight - Correct Answer -distribution Failure to follow the most important rule in scuba diving can ca use serious lung overexpansion injuries, which in turn can cause paralysis and death - Correct Answer -
true An object that is neutrally bouyant in fresh water will _____ in salt water - Correct Answer -float Underwater objects appear - Correct Answer -large r and/or closer
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