Sdi scuba Study guides, Class notes & Summaries

Which of the following is not true? A. Entering shallow water causes the base of a wave to slow. B. Entering shallow water forces wave energy upward, making the wave crest unstable and causing it to break. C. If the top of a wave moves faster than the bottom, the wave will tend to break. D. Both the first and third answers are true. (Ans- B. Entering shallow water forces wave energy upward, making the wave crest unstable and causing it to break. Which of the following is/are true? A. S...

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? - answer-First ...

SDI Open Water Scuba Diver Exam Questions and Answers

SDI Scuba Certification Exam Study Guide questions and answersDefine 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 Wh...

SDI Scuba Certification Exam Study Guide (2022/2023) Already Passed 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 trai...

SDI SCUBA CERTIFICATION EXAM STUDY GUIDE| LATEST UPDATE 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...

SDI Scuba Certification Exam Study Guide questions and answers

SDI Scuba Certification Exam Study Guide/81 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 age...

What type of marine life cause most diving injuries? - ️️Most diving injuries result from animal's defensive response to a perceived threat How much larger and closer do objects appear underwater and why? - ️️Objects underwater appear 25% larger and 25% closer What sets SDI apart from other training agencies? - ️️First dive training agency to provide entry level scuba instruction that incorporates the use of personal dive computers --> more streamlined scuba course w/ more ...