Exam (elaborations)
NAUI ADVANCED SCUBA FINAL REVIEW EXAM 2024 QUESTIONS AND ANSWERS
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NAUI ADVANCED SCUBA FINAL REVIEW EXAM
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NAUI ADVANCED SCUBA FINALREVIEW EXAM
Which principle represents one basis for the hydrostatic testing of scuba cylinders? -
Answer -Permanent Expansion
Two cylinder valves in common use today are: - Answer -the K valve and the DIN valve
Which internal valve designs are available in the first stage of scuba regulators? -
Answer -Piston; Diaphragm
Which regulator second stage design use air pressure rather than mechanical leverage
to open the main valve? - Answer -Pilot
An air compressor used for filling scuba cylinders operates by the principle of: - Answer
-Boyle's law
The highest tides are called _______ tides, and the lowest tides are called ________
tides . - Answer -spring; neap
Water of equal temperature at all levels is most likely to be found in a lake during the: -
Answer -spring
The four basic plant and animal life zones in the ocean are: - Answer -littoral, plantonic,
nektonic, benthic
Sychophozoans, or true jellyfish, possess stinging cells within their tentacles called
______. - Answer -nematocysts
The horizontal boundary between waters of differing salinity is defined as: - Answer -a
halocline
One way that heat loss occurs during diving activity is through: - Answer -conduction
The absolute pressure at 75 feet of sea water is: - Answer -3.27 ata/48.07 psi
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