Samenvattingen, Aantekeningen en Examens

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 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 Open Water Scuba Diver Exam Actual Exam with Questions and Answers (2024 / 2025) 100% Guarantee Pass

SDI Open Water Actual Exam with Questions and Answers (2024 / 2025) 100% Guarantee Pass

SDI International Scuba Diving Chapters 1-5 Actual Exam with Questions and Answers (2024 / 2025) 100% Guarantee Pass

SDI Scuba training chapter 1 Actual Exam with Questions and Answers (2024 / 2025) 100% Guarantee Pass

SDI Open Water Exam Actual Exam with Questions and Answers (2024 / 2025) 100% Guarantee Pass

To reach HCI goals, managers and developers need to be knowledgeable about the interplay among: A) users B) tasks C) the environments in which systems are used D) All of the above - Answer-D) All of the above In HCI, well-being means concern for the human's: A) Physical state, such as comfort, safety, and health. B) Physical and psychological state. C) Psychological state, such as system acceptance, technology-stress, and software frustration. D) Physical environment, such ...

SDI OPEN WATER SCUBA DIVER EXAM + Q'S 1. How big do Objects under water appear: Objects appear 33% larger underwa- ter. 2. How far away do objects appear underwater?: Objects appear 25% closer. 3. How much faster does sound travel in water, compared to air?: 4 times 4. How fast does Water conduct heat away from your body: 25 times faster than air does 5. As you descend what happens to colors and which colors?: colors fade, reds and oranges fade first, 30 meters seem blue and gray 6. At ...

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 ...

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...