Sdi scuba Study guides, Class notes & Summaries

Objects under water appear - Closer and larger than they do on land How much faster does sound travel in water, compared to air? - 4 times Water conducts heat away from your body - 25 times faster than air does As you descend - colors fade, reds and oranges fade first, 30 meters seem blue and gray water temp does your body need thermal protection - 86 degrees What does SCUBA mean - self-contained underwater breathing apparatus When water stratifies itself into layers, according to temperat...

Define SCUBA - S - self C - contained U - underwater B - breathing A - apparatus List 3 important scuba diving changes that occurred in 1950s - 1) published USN dive tables 2) invented the personal dive computer 3) equipment manufacturers made improvements to the design and workmanship of gear Name 3 different devices that modern dive computers replace - 1) dive tables 2) J-valves 3) depth gauges What sets SDI apart from other training agencies? - First dive training agency to p...

SDI Scuba Certification Exam Study Guide questions and answers

Define SCUBA - S - self C - contained U - underwater B - breathing A - apparatus List 3 important scuba diving changes that occurred in 1950s - 1) published USN dive tables 2) invented the personal dive computer 3) equipment manufacturers made improvements to the design and workmanship of gear Name 3 different devices that modern dive computers replace - 1) dive tables 2) J-valves 3) depth gauges What sets SDI apart from other training agencies? - First dive training agency to p...

Define SCUBA - Answer- S - self C - contained U - underwater B - breathing A - apparatus List 3 important scuba diving changes that occurred in 1950s - Answer- 1) published USN dive tables 2) invented the personal dive computer 3) equipment manufacturers made improvements to the design and workmanship of gear Name 3 different devices that modern dive computers replace - Answer- 1) dive tables 2) J-valves 3) depth gauges What sets SDI apart from other training agencies? - Answe...

SDI Scuba Certification Exam Study Guide Exam Questions With Solutions Define SCUBA S - self C - contained U - underwater B - breathing A - apparatus List 3 important scuba diving changes that occurred in 1950s 1) published USN dive tables 2) invented the personal dive computer 3) equipment manufacturers made improvements to the design and workmanship of gear

SDI Open Water Scuba Diver Exam Questions And 100% Correct Answers.

SDI Scuba Certification Exam Study Guide Questions and Complete Solutions Graded A+

SDI Scuba Certification Exam Study Guide questions and answers.