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SSI OPEN WATER DIVER COMPLETE EXAM PARCTICE TEST QUESTIONS AND ANSWERS 2023 NEW SOLUTION GUIDE
- Exam (elaborations) • 20 pages • 2023
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One atmosphere of pressure is defined as: 
a) Each 34 feet of depth in freshwater 
b) each 33 ft. of depth in saltwater 
c) 1 ata 
d) All answers are correct. - ANS All answers are correct 
The absolute pressure expressed in terms of atmospheres absolute at 33 ft. in sea 
water is: 
a) 1 ata 
b) 3 ata 
c) 2 ata 
d) 4 ata - ANS 2 ata 
Underwater, the bending of light rays causes objects to appear to be: 
a) closer 
b) the same as the surface 
c) At an angle consistent with the bend of the light 
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