SDI
SDI
All 130 results
Sort by
-
SDI: open water-exam questions with correct answers
- Exam (elaborations) • 10 pages • 2023
-
Available in package deal
-
- $13.49
- 3x sold
- + learn more
CH 2 : What is the most important rule in scuba diving? 
never hold your breath 
 
 
 
CH 4 : Describe from start to finish the steps to disassembling your scuba system 
- remove accessories and weights 
- decompress the system : turn the valve knob completely clockwise, decompress the second gauges (purge button or auto inflator button to vent air remaining in the hoses) 
- detach the LP hose from the inflator assembly by pulling the collar back on the quick disconnect , unscrew the yoke knob u...
-
SDI Computer Nitrox Questions and Answers 100% Pass
- Exam (elaborations) • 29 pages • 2023 Popular
- Available in package deal
-
- $10.49
- 2x sold
- + learn more
SDI Computer Nitrox Questions and 
Answers 100% Pass 
True or False. Oxygen Enriched Air is a term some divers use to refer to Nitrox. True 
The air we normally breathe consists primarily of: Nitrogen and Oxygen 
A mixture of nitrogen and oxygen in which the percentage of oxygen is greater than that found in 
air is generally called: Enriched Air, Enriched Air Nitrox, Nitrox, Etc. 
The person who creates the Nitrox used to fill scuba cylinders is referred to as a: Blender 
Which of the following...
-
SDI Final Exam | 65 Questions with 100% Correct Answers | Verified | Updated 2023 | 27 Pages
- Exam (elaborations) • 27 pages • 2023
-
- $15.49
- 7x sold
- + learn more
Objects under water appear: 
1: The same size as they do on land. 
2: Twice as large as they do on land. 
3: Closer and larger than they do on land. 
4: Smaller and farther away than they do on land. - Closer and larger than they do on land. 
As you descend: 
1: Colors appear to fade. 
2: Reds and oranges are among the first colors to disappear. 
3: At 30 m/99 ft, little color remains other than blues, grays, blacks and whites. 
4: All of the above. - All of the above. 
Which of the following st...
-
SDI Scuba Certification Exam Study Guide With Correct Answers | 100% Verified
- Exam (elaborations) • 10 pages • 2024
-
- $12.99
- 1x sold
- + learn more
SDI Scuba Certification Exam Study Guide With Correct Answers | 100% Verified
-
A PACKAGE DEAL!! FOR SDI Exams with 100% correct solutions
- Package deal • 22 items • 2023
-
- $33.49
- 1x sold
- + learn more
SDI chapter 4 exam questions with answers

Make study stress less painful
-
SDI FINAL EXAM 2024 WITH 100% CORRECT ANSWERS
- Exam (elaborations) • 21 pages • 2024
-
- $16.49
- + learn more
SDI FINAL EXAM 2024 WITH 100% CORRECT ANSWERS 
 
 
Objects under water appear: 
1: The same size as they do on land. 
2: Twice as large as they do on land. 
3: Closer and larger than they do on land. 
4: Smaller and farther away than they do on land. - correct answer Closer and larger than they do on land. 
 
As you descend: 
1: Colors appear to fade. 
2: Reds and oranges are among the first colors to disappear. 
3: At 30 m/99 ft, little color remains other than blues, grays, blacks and whites. ...
-
SDI FINAL REVIEW QUESTIONS & ANSWERS RATED 100% CORRECT!!
- Exam (elaborations) • 12 pages • 2024
-
- $13.99
- + learn more
SDI FINAL REVIEW QUESTIONS & ANSWERS RATED 100% CORRECT!!
-
SDI OPEN WATER SCUBA DIVER EXAM + QUESTIONS
- Exam (elaborations) • 17 pages • 2024
-
- $12.49
- + learn more
How big do Objects under water 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 what water temp does your body need thermal protection 
< 8...
-
SDI Final Exam Questions and Answers Already Passed
- Exam (elaborations) • 34 pages • 2023
- Available in package deal
-
- $10.99
- + learn more
SDI Final Exam Questions and Answers Already Passed 
Objects under water appear: 
1: The same size as they do on land. 
2: Twice as large as they do on land. 
3: Closer and larger than they do on land. 4: Smaller and farther away than they do on land. Closer and larger than they do on land. 
As you descend: 
1: Colors appear to fade. 
2: Reds and oranges are among the first colors to disappear. 
3: At 30 m/99 ft, little color remains other than blues, grays, blacks and whites. 4: All of the abov...
-
SDI FINAL EXAM QUESTIONS AND ANSWERS
- Exam (elaborations) • 14 pages • 2024
-
- $12.59
- + learn more
Objects under water appear: 
1: The same size as they do on land. 
2: Twice as large as they do on land. 
3: Closer and larger than they do on land. 
4: Smaller and farther away than they do on land. - Answer-Closer and larger than they do on land. 
 
As you descend: 
1: Colors appear to fade. 
2: Reds and oranges are among the first colors to disappear. 
3: At 30 m/99 ft, little color remains other than blues, grays, blacks and whites. 
4: All of the above. - Answer-All of the above. 
 
Which o...
Study stress? For sellers on Stuvia, these are actually golden times. KA-CHING! Earn from your study resources too and start uploading now. Discover all about earning on Stuvia