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SDI Scuba Certification Exam Questions and Answers (100% Pass)
SDI Scuba Certification Exam Questions and Answers (100% Pass)
[Show more]SDI Scuba Certification Exam Questions and Answers (100% Pass)
[Show more]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 th...
Preview 3 out of 25 pages
Add to cartDefine 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 th...
Recreational 
Commercial 
Scientific 
Military 
→ Categories of diving 
Recreational Diving 
→ Hobby-type activity in which participation is based upon 
personal enjoyment 
Emile Gagnan and Jacques-Yves Cousteau 
→ Inventors of modern scuba 
Scuba 
→ Self-contained underwater breathing appa...
Preview 3 out of 21 pages
Add to cartRecreational 
Commercial 
Scientific 
Military 
→ Categories of diving 
Recreational Diving 
→ Hobby-type activity in which participation is based upon 
personal enjoyment 
Emile Gagnan and Jacques-Yves Cousteau 
→ Inventors of modern scuba 
Scuba 
→ Self-contained underwater breathing appa...
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 ...
Preview 3 out of 18 pages
Add to cartObjects 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 ...
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