SSI OPEN WATER DIVER FINAL EXAM (2026/2027) UPDATE|EXAM QUESTIONS WITH MULTIPLE CHOICES |VERIFIED & REVISED ANSWERS (NEW)!!!

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