SSI Open Water Diver Final Exam Questions and answers Newest Rated A+ 2025/2026

SSI Open Water Diver Final Exam Questions and answers
Newest Rated A+ 2025/2026
Which of the statements concerning sound transmission underwater is incorrect?



-A: Sound will travel farther underwater then in air

-B: Divers find it difficult to locate the direction of a sound producing source

-C: Divers find it easy to talk to each other directly through water

-D: Sound travels four times faster underwater than in air - CORRECT ANSWERS C



The absolute pressure expressed in terms of atmospheres absolute at 33 feet in sea water is:

-A: 2 ata

-B:1 ata

-C: 4 ata

-D: 3 ata - CORRECT ANSWERS A



The condition in which certain colors are diminished as depth increases is called:



-A: Refraction

-B: Turbidity

-C: Diffusion

-D: Absorption - CORRECT ANSWERS D



Earplugs:



-A: Aid equalization of the middle of the ear

, -B: Protect against cold

-C: Should never be worn while diving

-D: Protect ears from squeeze - CORRECT ANSWERS C



Gauge pressure is defined as:



-A: Hydrostatic pressure minus 1 ata

-B: The pressure at the surface

-C: The depth reading on a gauge

-D: Absolute pressure minus 1 ata - CORRECT ANSWERS D



Sinus squeeze can be prevented by:



-A: Valsalva technique

-B: Wearing earplugs

-C: Tilting the divers head back and forth

-D: Not diving with a cold - CORRECT ANSWERS D



The event that led to the use of the acronym SCUBA to describe diving was:



Development of what and when? - CORRECT ANSWERS Demand regulator in 1943



Ear squeeze can be prevented by



-A: Relaxing

-B: All answers are correct