2
SSI SCUBA Open Water Diving Certification Exam || || || || || || ||
with accurate detailed answers || || ||
The purpose of equalization is to - ✔✔Introduce additional air into body air spaces
|| || || || || || || || || || || || || ||
in response to increasing external pressure
|| || || || ||
Body heat is lost ________ than in air - ✔✔25 to 30 times faster
|| || || || || || || || || || || || ||
The absolute pressure expressed in terms of atmospheres absolute at 99 feet in salt water - ✔✔4
|| || || || || || || || || || || || || || || || ||
ata
One atmosphere of pressure is defined as - ✔✔- Each 34 feet of depth in freshwater
|| || || || || || || || || || || || || || ||
- 1 ata
|| ||
- Each 33 feet of depth in sea water
|| || || || || || || ||
Describing diving with the acronym SCUBA came from what event? - ✔✔The development of
|| || || || || || || || || || || || || ||
the demand regulator in 1943
|| || || ||
Sinus squeeze can be prevented by - ✔✔Not diving with a cold
|| || || || || || || || || || ||
The greatest relative pressure change in sea water takes place between ___ and ___ feet - ✔✔0
|| || || || || || || || || || || || || || || || ||
and 33 ||
Underwater, the bending of light rays causes objects to appear to be: - ✔✔closer || || || || || || || || || || || || ||
Ear squeeze can be prevented by: - ✔✔- Relaxing
|| || || || || || || ||
- Never diving with a cold
|| || || || ||
- Rotating the jaw, swallowing, or Valsalva
|| || || || || ||
, 2
Earplugs... - ✔✔should never been worn while diving || || || || || || ||
If you experience pain in your ears during descent: - ✔✔Stop the descent and ascend until the
|| || || || || || || || || || || || || || || || ||
pain stops ||
Which of the statements concerning sound transmission underwater is correct? - ✔✔- Divers find
|| || || || || || || || || || || || || ||
it difficult to locate the direction of a sound producing source
|| || || || || || || || || ||
- Sound will travel farther underwater than in air
|| || || || || || || ||
- Sound travels four times faster underwater than in air
|| || || || || || || || ||
The absolute pressure expressed in terms of atmospheres absolute at 33 feet in sea water is - ✔✔2
|| || || || || || || || || || || || || || || || || ||
ata
If a flexible air-filled container has a volume of 40 cu ft on the surface, what would the volume be
|| || || || || || || || || || || || || || || || || || || ||
at 99 feet in sea water? - ✔✔10 cu ft
|| || || || || || || || ||
Gauge pressure is defined as: - ✔✔Absolute pressure minus one
|| || || || || || || || ||
The condition in which certain colors are diminished as depth increases is called: -
|| || || || || || || || || || || || || ||
✔✔Absorption
your Delivery system should be serviced and preformance checked: - ✔✔every year
|| || || || || || || || || || ||
The purpose of a BC is to: - ✔✔Control ascent and descent rates, maintain neutral buoyancy
|| || || || || || || || || || || || || || || ||
during the dive, provide surface flotation || || || || ||
The Buoyancy Control System components are: - ✔✔buoyancy compensator, inflation device,
|| || || || || || || || || || ||
and weight belt || ||
SSI SCUBA Open Water Diving Certification Exam || || || || || || ||
with accurate detailed answers || || ||
The purpose of equalization is to - ✔✔Introduce additional air into body air spaces
|| || || || || || || || || || || || || ||
in response to increasing external pressure
|| || || || ||
Body heat is lost ________ than in air - ✔✔25 to 30 times faster
|| || || || || || || || || || || || ||
The absolute pressure expressed in terms of atmospheres absolute at 99 feet in salt water - ✔✔4
|| || || || || || || || || || || || || || || || ||
ata
One atmosphere of pressure is defined as - ✔✔- Each 34 feet of depth in freshwater
|| || || || || || || || || || || || || || ||
- 1 ata
|| ||
- Each 33 feet of depth in sea water
|| || || || || || || ||
Describing diving with the acronym SCUBA came from what event? - ✔✔The development of
|| || || || || || || || || || || || || ||
the demand regulator in 1943
|| || || ||
Sinus squeeze can be prevented by - ✔✔Not diving with a cold
|| || || || || || || || || || ||
The greatest relative pressure change in sea water takes place between ___ and ___ feet - ✔✔0
|| || || || || || || || || || || || || || || || ||
and 33 ||
Underwater, the bending of light rays causes objects to appear to be: - ✔✔closer || || || || || || || || || || || || ||
Ear squeeze can be prevented by: - ✔✔- Relaxing
|| || || || || || || ||
- Never diving with a cold
|| || || || ||
- Rotating the jaw, swallowing, or Valsalva
|| || || || || ||
, 2
Earplugs... - ✔✔should never been worn while diving || || || || || || ||
If you experience pain in your ears during descent: - ✔✔Stop the descent and ascend until the
|| || || || || || || || || || || || || || || || ||
pain stops ||
Which of the statements concerning sound transmission underwater is correct? - ✔✔- Divers find
|| || || || || || || || || || || || || ||
it difficult to locate the direction of a sound producing source
|| || || || || || || || || ||
- Sound will travel farther underwater than in air
|| || || || || || || ||
- Sound travels four times faster underwater than in air
|| || || || || || || || ||
The absolute pressure expressed in terms of atmospheres absolute at 33 feet in sea water is - ✔✔2
|| || || || || || || || || || || || || || || || || ||
ata
If a flexible air-filled container has a volume of 40 cu ft on the surface, what would the volume be
|| || || || || || || || || || || || || || || || || || || ||
at 99 feet in sea water? - ✔✔10 cu ft
|| || || || || || || || ||
Gauge pressure is defined as: - ✔✔Absolute pressure minus one
|| || || || || || || || ||
The condition in which certain colors are diminished as depth increases is called: -
|| || || || || || || || || || || || || ||
✔✔Absorption
your Delivery system should be serviced and preformance checked: - ✔✔every year
|| || || || || || || || || || ||
The purpose of a BC is to: - ✔✔Control ascent and descent rates, maintain neutral buoyancy
|| || || || || || || || || || || || || || || ||
during the dive, provide surface flotation || || || || ||
The Buoyancy Control System components are: - ✔✔buoyancy compensator, inflation device,
|| || || || || || || || || || ||
and weight belt || ||
