SSI open water final exam Questions and

SSI open water final exam Questions and Verified Answers, 100% Guarantee Pass (Latest 2025) Which of the statements concerning sound transmission underwater is incorrect?-Sound will travel farther underwater then in air -Divers find it difficult to locate the direction of a sound producing source -Divers find it easy to talk to each other directly through water -Sound travels four times faster underwater than in air - Correct Answers ✅-Divers find it easy to talk to each other directly through water The absolute pressure expressed in terms of atmospheres

absolute at 33 feet in sea water is:

-2 ata -1 ata

• 4 ata
• 3 ata - Correct Answers ✅2 ata

The condition in which certain colors are diminished as depth

increases is called:

-Refraction -Turbidity -Diffusion -Absorption - Correct Answers ✅Absorption 1 / 2

SSI open water final exam Questions and Verified Answers, 100% Guarantee Pass (Latest 2025) Earplugs -Aid equalization of the middle of the ear

• Protect against cold

-Should never be worn while diving -Protect ears from squeeze - Correct Answers ✅-Should never be worn while diving

Gauge pressure is defined as:

• Hydrostatic pressure minus 1 ata
• The pressure at the surface
• The depth reading on a gauge
• Absolute pressure minus 1 ata - Correct Answers ✅-

Absolute pressure minus 1 ata

Sinus squeeze can be prevented by:

-Valsalva technique

• Wearing earplugs
• Tilting the divers head back and forth
• Not diving with a cold - Correct Answers ✅- Not diving

with a cold

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