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SSI Open Water Diver - Section 1 questions with answers
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SSI Open Water Diver - Section 1 questions with answers
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SSI Open Water Diver - Section 1questions with answers
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? (rounded off) - ANSWER: ➡ 10 cu ft
Earplugs - ANSWER: ➡ Should never be worn when diving
Proper equalization techniques must be learned in order to: - ANSWER: ➡ 1) Prevent squeeze
injuries
2) Prevent ear pain
3) Prevent sinus squeeze
The purpose of equalization is to: - ANSWER: ➡ Introduce additional air into body air spaces in
response to increasing external pressure
The greatest relative pressure change in sea water takes place between ___ and ___ feet. - ANSWER:
➡ 0 and 33 feet
Underwater, the bending of light rays causes objects to appear to be: - ANSWER: ➡ Closer
The first symptom of a sinus squeeze is usually: - ANSWER: ➡ A sharp pain or wedging sensation
above the eyes
Describing diving with the acronym SCUBA came from what event? - ANSWER: ➡ The
development of the demand regulator in 1943
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