QUESTIONS AND ANSWERS RATED
A+ SURE PASS 2025/2026
Whichkofkthekstatementskconcerningksoundktransmissionkunderwaterkiskincorrect?
-Soundkwillktravelkfartherkunderwaterkthenkinkairk
-Diverskfindkitkdifficultktoklocatekthekdirectionkofkaksoundkproducingksource
-Diverskfindkitkeasyktoktalkktokeachkotherkdirectlykthroughkwaterk
-Soundktravelskfourktimeskfasterkunderwaterkthankinkairk-kCORRECTkANSWERSk-
Diverskfindkitkeasyktoktalkktokeachkotherkdirectlykthroughkwater
Thekabsolutekpressurekexpressedkinktermskofkatmosphereskabsolutekatk33kfeetkinkseakwaterkis:
-2kata
-1kata
-k4katak
-k3katak-kCORRECTkANSWERSk2kata
Thekconditionkinkwhichkcertainkcolorskarekdiminishedkaskdepthkincreaseskiskcalled:
-Refractionk
-Turbidity
-Diffusion
-Absorptionk-kCORRECTkANSWERSkAbsorption
Earplugsk
-Aidkequalizationkofkthekmiddlekofkthekeark
-kProtectkagainstkcold
, -Shouldkneverkbekwornkwhilekdivingk
-Protectkearskfromksqueezek-kCORRECTkANSWERSk-Shouldkneverkbekwornkwhilekdiving
Gaugekpressurekiskdefinedkas:
-kHydrostatickpressurekminusk1katak
-kThekpressurekatktheksurface
-kThekdepthkreadingkonkakgaugek
-kAbsolutekpressurekminusk1katak-kCORRECTkANSWERSk-kAbsolutekpressurekminusk1kata
Sinusksqueezekcankbekpreventedkby:
-Valsalvaktechniquek
-kWearingkearplugsk
-kTiltingkthekdiverskheadkbackkandkforthk
-kNotkdivingkwithkakcoldk-kCORRECTkANSWERSk-kNotkdivingkwithkakcold
ThekeventkthatkledktokthekusekofkthekacronymkSCUBAktokdescribekdivingkwas:k-
kCORRECTkANSWERSkThekdevelopmentkofkthekdemandkregulatorkink1943
Earksqueezekcankbekpreventedkbyk
-Relaxingk
-Allkanswerskarekcorrect
-kNeverkdivingkwithkakcold
-krotatingkthekjaw,kswallowingkorkValsalvak-kCORRECTkANSWERSk-Allkanswerskarekcorrect
Thekfirstksymptomkofkaksinusksqueezekiskusually:
-kakdullkpainkdeepkwithinkthekheadk