SSI OPEN WATER DIVER FINAL EXAM
(2026/2027) UPDATE|EXAM
QUESTIONS WITH MULTIPLE
CHOICES |VERIFIED & REVISED
ANSWERS (NEW)!!!
Whichmofmthemstatementsmconcerningmsoundmtransmissionmunderwatermismincorrect?
-A:mSoundmwillmtravelmfarthermunderwatermthenminmairm
-B:mDiversmfindmitmdifficultmtomlocatemthemdirectionmofmamsoundmproducingmsource
-C:mDiversmfindmitmeasymtomtalkmtomeachmothermdirectlymthroughmwaterm
-D:mSoundmtravelsmfourmtimesmfastermunderwatermthanminmairm-mCORRECTmANSWERmC
Themabsolutempressuremexpressedminmtermsmofmatmospheresmabsolutematm33mfeetminmseamwatermis
:
-A:m2mata
-B:1mata
-C:m4matam
-D:m3matam-mCORRECTmANSWERmA
Themconditionminmwhichmcertainmcolorsmaremdiminishedmasmdepthmincreasesmismcalled:
-A:mRefractionm
-B:mTurbidity
-C:mDiffusion
-D:mAbsorptionm-mCORRECTmANSWERmD
, Earplugs:m
-A:mAidmequalizationmofmthemmiddlemofmthemearm
-B:mProtectmagainstmcold
-C:mShouldmnevermbemwornmwhilemdivingm
-D:mProtectmearsmfrommsqueezem-mCORRECTmANSWERmC
Gaugempressuremismdefinedmas:
-A:mHydrostaticmpressuremminusm1matam
-B:mThempressurematmthemsurface
-C:mThemdepthmreadingmonmamgaugem
-D:mAbsolutempressuremminusm1matam-mCORRECTmANSWERmD
Sinusmsqueezemcanmbempreventedmby:
-A:mValsalvamtechniquem
-B:mWearingmearplugsm
-C:mTiltingmthemdiversmheadmbackmandmforthm
-D:mNotmdivingmwithmamcoldm-mCORRECTmANSWERmD
ThemeventmthatmledmtomthemusemofmthemacronymmSCUBAmtomdescribemdivingmwas:
Developmentmofmwhatmandmwhen?m-mCORRECTmANSWERmDemandmregulatorminm1943
Earmsqueezemcanmbempreventedmbym
(2026/2027) UPDATE|EXAM
QUESTIONS WITH MULTIPLE
CHOICES |VERIFIED & REVISED
ANSWERS (NEW)!!!
Whichmofmthemstatementsmconcerningmsoundmtransmissionmunderwatermismincorrect?
-A:mSoundmwillmtravelmfarthermunderwatermthenminmairm
-B:mDiversmfindmitmdifficultmtomlocatemthemdirectionmofmamsoundmproducingmsource
-C:mDiversmfindmitmeasymtomtalkmtomeachmothermdirectlymthroughmwaterm
-D:mSoundmtravelsmfourmtimesmfastermunderwatermthanminmairm-mCORRECTmANSWERmC
Themabsolutempressuremexpressedminmtermsmofmatmospheresmabsolutematm33mfeetminmseamwatermis
:
-A:m2mata
-B:1mata
-C:m4matam
-D:m3matam-mCORRECTmANSWERmA
Themconditionminmwhichmcertainmcolorsmaremdiminishedmasmdepthmincreasesmismcalled:
-A:mRefractionm
-B:mTurbidity
-C:mDiffusion
-D:mAbsorptionm-mCORRECTmANSWERmD
, Earplugs:m
-A:mAidmequalizationmofmthemmiddlemofmthemearm
-B:mProtectmagainstmcold
-C:mShouldmnevermbemwornmwhilemdivingm
-D:mProtectmearsmfrommsqueezem-mCORRECTmANSWERmC
Gaugempressuremismdefinedmas:
-A:mHydrostaticmpressuremminusm1matam
-B:mThempressurematmthemsurface
-C:mThemdepthmreadingmonmamgaugem
-D:mAbsolutempressuremminusm1matam-mCORRECTmANSWERmD
Sinusmsqueezemcanmbempreventedmby:
-A:mValsalvamtechniquem
-B:mWearingmearplugsm
-C:mTiltingmthemdiversmheadmbackmandmforthm
-D:mNotmdivingmwithmamcoldm-mCORRECTmANSWERmD
ThemeventmthatmledmtomthemusemofmthemacronymmSCUBAmtomdescribemdivingmwas:
Developmentmofmwhatmandmwhen?m-mCORRECTmANSWERmDemandmregulatorminm1943
Earmsqueezemcanmbempreventedmbym