Scuba Diving Final Exam Questions With Complete
Solutions
how can you obtain an orientation to an unfamiliar aquatic
environment? Correct Answers PADI Discover Local Diving
experience
how do you avoid decompression sickness? Correct Answers
by not exceeding established depth and time limits when diving
and then surfacing.
how do you avoid the problems associated with diving in clear
water? Correct Answers using a reference and staying two
seconds away from your buddy
how do you breathe from a free-flowing regulator? Correct
Answers Don't seal your mouth on the regulator, old the
regulator in your hand and press the mouthpiece to the outside
of your lips, inserting one corner if your like, breathe the air you
need letting the excess air escape.
How do you breathe underwater for maximum efficiency?
Correct Answers slowly and deeply
how do you calculate the total bottom time of a repetitive dive?
Correct Answers add RNT and ABT
how do you determine how much weight you need for a dive?
Correct Answers you want to wear just enough to offset your
positive buoyancy, but not more. the second is the right
distribution of weight.- trim.
, How do you prepare a new mask for use? Correct Answers
you may need to scrub the interior of the glass with a mask
cleaner. main preparation is to adjust the strap. fit it over the
crown of your head, above your ears, with a snug but not overly
tightly fit. secure the strap locking device if it has one.
how do you prevent nitrogen narcosis? Correct Answers
avoiding deep dives
how do you prevent problems with contaminated air? Correct
Answers get your cylinder filled only at reputable scuba air
sources and have your tank checked regularly
How does being underwater affect hearing? Correct Answers
sound travels over longer distances and more efficiently
How does increasing depth affect how long your air supply
lasts? Correct Answers it shortens it
How does looking at something underwater affect its apparent
size? Correct Answers the make them looker larger and/or
closer
How does the buoyancy of an object differ in fresh water
compared to salt water. Correct Answers Because salt water
weighs more than fresh water, it causes more buoyancy (more
upward force)
Solutions
how can you obtain an orientation to an unfamiliar aquatic
environment? Correct Answers PADI Discover Local Diving
experience
how do you avoid decompression sickness? Correct Answers
by not exceeding established depth and time limits when diving
and then surfacing.
how do you avoid the problems associated with diving in clear
water? Correct Answers using a reference and staying two
seconds away from your buddy
how do you breathe from a free-flowing regulator? Correct
Answers Don't seal your mouth on the regulator, old the
regulator in your hand and press the mouthpiece to the outside
of your lips, inserting one corner if your like, breathe the air you
need letting the excess air escape.
How do you breathe underwater for maximum efficiency?
Correct Answers slowly and deeply
how do you calculate the total bottom time of a repetitive dive?
Correct Answers add RNT and ABT
how do you determine how much weight you need for a dive?
Correct Answers you want to wear just enough to offset your
positive buoyancy, but not more. the second is the right
distribution of weight.- trim.
, How do you prepare a new mask for use? Correct Answers
you may need to scrub the interior of the glass with a mask
cleaner. main preparation is to adjust the strap. fit it over the
crown of your head, above your ears, with a snug but not overly
tightly fit. secure the strap locking device if it has one.
how do you prevent nitrogen narcosis? Correct Answers
avoiding deep dives
how do you prevent problems with contaminated air? Correct
Answers get your cylinder filled only at reputable scuba air
sources and have your tank checked regularly
How does being underwater affect hearing? Correct Answers
sound travels over longer distances and more efficiently
How does increasing depth affect how long your air supply
lasts? Correct Answers it shortens it
How does looking at something underwater affect its apparent
size? Correct Answers the make them looker larger and/or
closer
How does the buoyancy of an object differ in fresh water
compared to salt water. Correct Answers Because salt water
weighs more than fresh water, it causes more buoyancy (more
upward force)
