SSI Open Water Diver Study Guide notes

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 ...

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 ...