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SDI Final & Midterm Exams BUNDLED SDI Scuba Certification Exam Study Guide SDI Open Water Scuba Diver Exam SDI Certification Exam Review 2024 SDI Computer Nitrox 2024 Questions with 100% Correct Answers | Verified | Latest Update 20242025
SDI Final & Midterm Exams BUNDLED SDI Scuba Certification Exam Study Guide SDI Open Water Scuba Diver Exam SDI Certification Exam Review 2024 SDI Computer Nitrox 2024 Questions with 100% Correct Answers | Verified | Latest Update 20242025
- Package deal
- • 8 items •
- SDI Final Review Exam 2024 Questions with 100% Correct Answers | Verified | Latest Update 20242025 • Exam (elaborations)
- SDI Chapter 5 Exam 2024 Questions with 100% Correct Answers | Verified | Latest Update 20242025 • Exam (elaborations)
- SDI Midterm Exam 2024 Scuba AFS 270 Questions with 100% Correct Answers | Verified | Latest Update 20242025 • Exam (elaborations)
- SDI Exam 2024 Questions with 100% Correct Answers | Verified | Latest Update 20242025 • Exam (elaborations)
- SDI Scuba Certification Exam Study Guide 2024 Questions with 100% Correct Answers | Verified | Latest Update 20242025 • Exam (elaborations)
- And more ….
SDI Final & Midterm Exams BUNDLED SDI Scuba Certification Exam Study Guide SDI Open Water Scuba Diver Exam SDI Certification Exam Review 2024 SDI Computer Nitrox 2024 Questions with 100% Correct Answers | Verified | Latest Update 20242025
SDI Certification Exam Review 2024 Questions with 100% Correct Answers | Verified | Latest Update 20242025
1.	What does SCUBA stand for? 
ANS Self Contained 
Underwater Breathing Apparatus 
2.	List the three important scuba diving changes that occurred in the 1950s 
ANS 1) Dive tables published for repetitive dives 
2)	Improved design/quality of scuba gear 
3)	Dive computers commercially available 
3.	Name three different devices that modern dive computers replace 
ANS Depth gauge, dive tables, watch 
4.	What sets SDI apart from other training agencies? 
ANS Students use a personal dive computer for ...
- Exam (elaborations)
- • 12 pages •
1.	What does SCUBA stand for? 
ANS Self Contained 
Underwater Breathing Apparatus 
2.	List the three important scuba diving changes that occurred in the 1950s 
ANS 1) Dive tables published for repetitive dives 
2)	Improved design/quality of scuba gear 
3)	Dive computers commercially available 
3.	Name three different devices that modern dive computers replace 
ANS Depth gauge, dive tables, watch 
4.	What sets SDI apart from other training agencies? 
ANS Students use a personal dive computer for ...
SDI Computer Nitrox 2024 Questions with 100% Correct Answers | Verified | Latest Update 20242025
1.	True or False. Oxygen Enriched Air is a term some divers use to refer to Nitrox. 
ANS True 
2.	The air we normally breathe consists primarily of 
ANS Nitrogen and Oxygen 
3.	A mixture of nitrogen and oxygen in which the percentage of oxygen is greater than that found in air is generally called 
ANS Enriched Air, Enriched Air Nitrox, Nitrox, Etc. 
4.	The person who creates the Nitrox used to fill scuba cylinders is referred to as a 
ANS Blender 
5.	Which of the following is not a Nitrox mixtur...
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- Exam (elaborations)
- • 13 pages •
1.	True or False. Oxygen Enriched Air is a term some divers use to refer to Nitrox. 
ANS True 
2.	The air we normally breathe consists primarily of 
ANS Nitrogen and Oxygen 
3.	A mixture of nitrogen and oxygen in which the percentage of oxygen is greater than that found in air is generally called 
ANS Enriched Air, Enriched Air Nitrox, Nitrox, Etc. 
4.	The person who creates the Nitrox used to fill scuba cylinders is referred to as a 
ANS Blender 
5.	Which of the following is not a Nitrox mixtur...
SDI Final Exam 65 Questions with 100% Correct Answers | Verified | Latest Update 2024
1.	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. 
2.	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. 
3.	Which of the followin...
- Package deal
- Exam (elaborations)
- • 46 pages •
1.	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. 
2.	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. 
3.	Which of the followin...
SDI Open Water Scuba Diver Exam 2024 Questions with 100% Correct Answers | Verified | Latest Update 20242025
1.	Objects under water appear 
ANS Closer and larger than they do on land 
2.	How much faster does sound travel in water, compared to air? 
ANS 4 times 
3.	Water conducts heat away from your body 
ANS 25 times faster than air does 
4.	As you descend 
ANS colors fade, reds and oranges fade first, 30 meters seem blue and gray 
5.	water temp does your body need thermal protection 
ANS 86 degrees 
6.	What does SCUBA mean 
ANS self-contained underwater breathing apparatus 
7.	When water stratifies it...
- Package deal
- Exam (elaborations)
- • 16 pages •
1.	Objects under water appear 
ANS Closer and larger than they do on land 
2.	How much faster does sound travel in water, compared to air? 
ANS 4 times 
3.	Water conducts heat away from your body 
ANS 25 times faster than air does 
4.	As you descend 
ANS colors fade, reds and oranges fade first, 30 meters seem blue and gray 
5.	water temp does your body need thermal protection 
ANS 86 degrees 
6.	What does SCUBA mean 
ANS self-contained underwater breathing apparatus 
7.	When water stratifies it...
SDI Scuba Certification Exam Study Guide 2024 Questions with 100% Correct Answers | Verified | Latest Update 20242025
1.	Define SCUBA 
ANS S - self C - contained 
U - underwater B - breathing A - apparatus 
2.	List 3 important scuba diving changes that occurred in 1950s 
ANS 1) published USN dive tables 
2)	invented the personal dive computer 
3)	equipment manufacturers made improvements to the design and workmanship of gear 
3.	Name 3 different devices that modern dive computers replace 
ANS 1) dive tables 
2)	J-valves 
3)	depth gauges 
4.	What sets SDI apart from other training agencies? 
ANS First dive train...
- Package deal
- Exam (elaborations)
- • 25 pages •
1.	Define SCUBA 
ANS S - self C - contained 
U - underwater B - breathing A - apparatus 
2.	List 3 important scuba diving changes that occurred in 1950s 
ANS 1) published USN dive tables 
2)	invented the personal dive computer 
3)	equipment manufacturers made improvements to the design and workmanship of gear 
3.	Name 3 different devices that modern dive computers replace 
ANS 1) dive tables 
2)	J-valves 
3)	depth gauges 
4.	What sets SDI apart from other training agencies? 
ANS First dive train...
SDI Exam 2024 Questions with 100% Correct Answers | Verified | Latest Update 20242025
1.	Objects under water appear 
ANS Closer and larger than they do on land 
2.	What happens to colors under water 
ANS As you descend, colors appear to fade, not intensify. Blues and grays are the last remaining colors at depth. 
3.	Because sound travels faster under water 
ANS Sound's increases speed under water makes it harder to determine the direction from which it is coming. 
4.	Water conducts heat away from your body	times faster than air does 
ANS 25 
5.	The presence of thermoclines means...
- Package deal
- Exam (elaborations)
- • 14 pages •
1.	Objects under water appear 
ANS Closer and larger than they do on land 
2.	What happens to colors under water 
ANS As you descend, colors appear to fade, not intensify. Blues and grays are the last remaining colors at depth. 
3.	Because sound travels faster under water 
ANS Sound's increases speed under water makes it harder to determine the direction from which it is coming. 
4.	Water conducts heat away from your body	times faster than air does 
ANS 25 
5.	The presence of thermoclines means...
SDI Midterm Exam 2024 Scuba AFS 270 Questions with 100% Correct Answers | Verified | Latest Update 20242025
1.	objects underwater appear	and	than they do on land: closer and larger 
2.	As you descend: 
1: Colors will remain largely the same. 2: Blues and grays disappear quickly. 
3: Dive lights have little effect on apparent color. 4: None of the above.: 4 (none of the above) 
3.	Water conducts heat away from your body	x as fast as air does: 25x 
4.	When water stratifies itself into layers, according to temperature, the bound- ary between layers is known as a(n) 
ANS thermocline 
5.	Which of the follo...
- Package deal
- Exam (elaborations)
- • 60 pages •
1.	objects underwater appear	and	than they do on land: closer and larger 
2.	As you descend: 
1: Colors will remain largely the same. 2: Blues and grays disappear quickly. 
3: Dive lights have little effect on apparent color. 4: None of the above.: 4 (none of the above) 
3.	Water conducts heat away from your body	x as fast as air does: 25x 
4.	When water stratifies itself into layers, according to temperature, the bound- ary between layers is known as a(n) 
ANS thermocline 
5.	Which of the follo...
SDI Chapter 5 Exam 2024 Questions with 100% Correct Answers | Verified | Latest Update 20242025
1.	Define risk management 
ANS Planning ahead, employing good diving practices, and knowing what to do before an emergency arises. 
2.	Why should you avoid consuming drugs or alcohol prior to a dive? 
ANS it can greaten the risk of decompression sickness 
3.	what elements should you and your buddy agree on before the dive? 
ANS the depth, the time, the objective, and what to do when there is an emergency. 
4.	Describe what to do if you and your buddy become separated during a dive 
ANS look arou...
- Package deal
- Exam (elaborations)
- • 3 pages •
1.	Define risk management 
ANS Planning ahead, employing good diving practices, and knowing what to do before an emergency arises. 
2.	Why should you avoid consuming drugs or alcohol prior to a dive? 
ANS it can greaten the risk of decompression sickness 
3.	what elements should you and your buddy agree on before the dive? 
ANS the depth, the time, the objective, and what to do when there is an emergency. 
4.	Describe what to do if you and your buddy become separated during a dive 
ANS look arou...
SDI Final Review Exam 2024 Questions with 100% Correct Answers | Verified | Latest Update 20242025
1.	Objects under water appear 60 percent larger than they do on land. 
ANS true 
2.	As you descend 
ANS Colors appear to fade. 
Reds and oranges are among the first colors to disappear. 
At 30 m/99 ft, little color remains other than blues, grays, blacks and whites. All of the above. 
3.	Because sound travels faster under water 
ANS It is harder to determine the direction from which a sound is coming. 
4.	Which of the following is/are true? 
ANS Water conducts heat away from your body 25 times f...
- Package deal
- Exam (elaborations)
- • 32 pages •
1.	Objects under water appear 60 percent larger than they do on land. 
ANS true 
2.	As you descend 
ANS Colors appear to fade. 
Reds and oranges are among the first colors to disappear. 
At 30 m/99 ft, little color remains other than blues, grays, blacks and whites. All of the above. 
3.	Because sound travels faster under water 
ANS It is harder to determine the direction from which a sound is coming. 
4.	Which of the following is/are true? 
ANS Water conducts heat away from your body 25 times f...
(ITLS) International Trauma Life Support Test Questions with 100% Correct Answers | Verified | Latest Update
Not worth it only 47 questions
NCCER Electrical Test Questions and Answers (2024 / 2025) (Verified Answers)
Test Bank Lilleys Pharmacology for Canadian Health Care Practice 4th Edition Sealock Chapter 1-58 with rationales Questions & Answers (UPDATED 2024) 9780323694810
WGU D076 OA Latest Update 2024 Questions and Verified Answers (2024 / 2025)/ A+ GRADE
Test Bank Bontrager's Textbook of Radiographic Positioning and Related Anatomy, 9th Edition by John Lampignano 9780323399661 PDF