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Naui Advanced Scuba Final Review Exam Questions And Answers

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NAUI ADVANCED SCUBA FINAL REVIEW EXAM QUESTIONS AND ANSWERS

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NAUI ADVANCED SCUBA FINAL
REVIEW EXAM QUESTIONS AND
ANSWERS4

Which principle represents one basis for the hydrostatic testing of scuba cylinders? - ANSWERS-
Permanent Expansion



Two cylinder valves in common use today are: - ANSWERS-the K valve and the DIN valve



Which internal valve designs are available in the first stage of scuba regulators? - ANSWERS-
Piston; Diaphragm



Which regulator second stage design use air pressure rather than mechanical leverage to open
the main valve? - ANSWERS-Pilot



An air compressor used for filling scuba cylinders operates by the principle of: - ANSWERS-
Boyle's law



The highest tides are called _______ tides, and the lowest tides are called ________ tides . -
ANSWERS-spring; neap



Water of equal temperature at all levels is most likely to be found in a lake during the: -
ANSWERS-spring



The four basic plant and animal life zones in the ocean are: - ANSWERS-littoral, plantonic,
nektonic, benthic

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