Correct Answers (Verified Detailed
Quiz_________________?
how can you obtain an orientation to an unfamiliar aquatic environment? -
Answer✅
PADI Discover Local Diving experience
Quiz_________________?
how do you avoid decompression sickness? -
Answer✅
by not exceeding established depth and time limits when diving and then surfacing.
Quiz_________________?
how do you avoid the problems associated with diving in clear water? -
Answer✅
using a reference and staying two seconds away from your buddy
Quiz_________________?
how do you breathe from a free-flowing regulator? -
Answer✅
1
, 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.
Quiz_________________?
How do you breathe underwater for maximum efficiency? -
Answer✅
slowly and deeply
Quiz_________________?
how do you calculate the total bottom time of a repetitive dive? -
Answer✅
add RNT and ABT
Quiz_________________?
how do you determine how much weight you need for a dive? -
Answer✅
you want to wear just enough to offset your positive buoyancy, but not more. the second is
the right distribution of weight.- trim.
Quiz_________________?
How do you prepare a new mask for use? -
Answer✅
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.
Quiz_________________?
how do you prevent nitrogen narcosis? -
Answer✅
2
, avoiding deep dives
Quiz_________________?
how do you prevent problems with contaminated air? -
Answer✅
get your cylinder filled only at reputable scuba air sources and have your tank checked
regularly
Quiz_________________?
How does being underwater affect hearing? -
Answer✅
sound travels over longer distances and more efficiently
Quiz_________________?
How does increasing depth affect how long your air supply lasts? -
Answer✅
it shortens it
Quiz_________________?
How does looking at something underwater affect its apparent size? -
Answer✅
the make them looker larger and/or closer
Quiz_________________?
How does the buoyancy of an object differ in fresh water compared to salt water. -
Answer✅
Because salt water weighs more than fresh water, it causes more buoyancy (more upward
force)
3