Sdi scuba - Study guides, Class notes & Summaries
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SDI Open Water Scuba Diver Exam + Q's and correct answers
- Exam (elaborations) • 23 pages • 2024
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SDI Open Water Scuba Diver Exam + Q's 
and correct answers 
How big do Objects underwater appear 
Objects appear 33% larger underwater. 
How far away do objects appear underwater? 
Objects appear 25% closer. 
How much faster does sound travel in water, compared to air? 
4 times 
How fast does Water conduct heat away from your body 
25 times faster than air does 
As you descend what happens to colors and which colors? 
colors fade, reds and oranges fade first, 30 meters seem blue and gray 
At wh...
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SDI Scuba Certification Exam Study Guide Questions and Answers | Latest Update 2024/2025
- Exam (elaborations) • 21 pages • 2024
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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? 
2 | P a g e |...
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SDI Scuba Certification Exam Study Guide Questions & Answers.
- Exam (elaborations) • 9 pages • 2024
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SDI Scuba Certification Exam Study Guide Questions & Answers.SDI Scuba Certification Exam Study Guide Questions & Answers.
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SDI International Scuba Diving Chapters 1-5 Actual Exam with Questions and Answers (2024 / 2025) 100% Guarantee Pass
- Exam (elaborations) • 19 pages • 2024
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SDI International Scuba Diving Chapters 1-5 Actual Exam with Questions and Answers (2024 / 2025) 100% Guarantee Pass
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SDI OPEN WATER SCUBA DIVER EXAM 2024 WITH 100% ACCURATE ANSWERS
- Exam (elaborations) • 8 pages • 2024
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SDI OPEN WATER SCUBA DIVER EXAM 2024 WITH 100% ACCURATE ANSWERS 
 
 
Objects under water appear - correct answer Closer and larger than they do on land 
 
How much faster does sound travel in water, compared to air? - correct answer 4 times 
 
Water conducts heat away from your body - correct answer 25 times faster than air does 
 
As you descend - correct answer colors fade, reds and oranges fade first, 30 meters seem blue and gray 
 
water temp does your body need thermal protection - correct ...
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Scuba SDI Midterm Exam | Questions and Verified Answers Rated A+ | 2024/2025
- Exam (elaborations) • 48 pages • 2024
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Scuba SDI Midterm Exam | Questions and Verified Answers Rated A+ | 2024/2025 
 
Scuba SDI Midterm Exam | Questions and Verified Answers Rated A+ | 2024/2025 
 
Scuba SDI Midterm Exam | Questions and Verified Answers Rated A+ | 2024/2025
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SDI Scuba Certification Exam Study Guide Questions and Answers (100% Pass)
- Exam (elaborations) • 17 pages • 2024
- Available in package deal
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- $12.49
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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 agen...
-
SDI Open Water Scuba Diver Exam + Q's and correct answers
- Exam (elaborations) • 23 pages • 2024
-
Available in package deal
-
- $7.99
- + learn more
SDI Open Water Scuba Diver Exam + Q's and correct answers
-
SDI Scuba Exam | Questions and Verified Answers | Rated A+ | Latest 2024/2025
- Exam (elaborations) • 25 pages • 2024
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- $8.99
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SDI Scuba Exam | Questions and Verified Answers | Rated A+ | Latest 2024/2025 
 
SDI Scuba Exam | Questions and Verified Answers | Rated A+ | Latest 2024/2025 
 
SDI Scuba Exam | Questions and Verified Answers | Rated A+ | Latest 2024/2025
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SDI Scuba Certification Exam Study Guide questions and answers
- Exam (elaborations) • 14 pages • 2024
- Available in package deal
-
- $7.99
- + learn more
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 ...
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