Underwater Study guides, Revision notes & Summaries

SCUBA - Answer- Self contained underwater breathing apparatus What is the pressure change for each 10m/33ft of depth change? - Answer- 1 bar/1 ata/1 atmosphere What is the relationship between my depth in water and the pressure? - Answer- The deeper you go in water, the more the pressure increases Pressure is expressed as the weight of air What is the relationship between pressure, and the volume and the density of air? - Answer- As pressure increases, the gas volume decreases and the ...

PADI Open Water 2023 Exam Questions with All Correct Answers What is the most important rule of scuba diving? - ANSWER Do not hold your breath Breathe continuously What are the consequences of breaking the most important rule in scuba diving? - ANSWER Lung over expansion severe injuries, death What is a reverse block? - ANSWER pain and discomfort caused by expanding air trapped inside an air space during ascent What should you do if you feel discomfort during a...

PADI Open Water Diver Final Exam with 100% Correct Answers 2023 As a newly certified PADI Open Water Diver, I will be trained to dive with buddy as deep as - Correct Answer-18 metres/60 feet As you descend in water, the pressure - Correct Answer-increases A depth change of 10 metres/33 feet causes a pressure change of - Correct Answer-1 bar/ata (atmosphere) if you take 6 liters of air from the surface to 20 metres/66 feet, the volume will be - Correct Answer-2 litres (the density of the ...

SSI ASSISTANT INSTRUCTOR EXAM QUESTIONS AND VERIFIED ANSWERS 2024 GRADED A+. 2 / 64 1. An SSI Professional must to maintain active status. All answers are correct Complete the online renewal Pay the annual fee Affiliate with an active status SSI dive center: All answers are correct 2. The Customer Loyalty Cycles describes the process for: Acquiring and retaining customers Convincing customers to visit new dive sites Selling equipment to customers All answers are correct: Acquiring ...

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...

List the roles plants play in a healthy aquatic ecosystem. correct answers-producing oxygen -preventing shoreline erosion -lessening excess nutrients during growing season -stabilizing lake bottom -providing food and habitat for fish, waterfowl, and other aquatic animals List ways that excessive plant growth can adversely affect the ecology and uses of a water body. correct answers-harm ecology of aquatic ecosystem -curtail or prevent recreational water uses (e.g. fishing, boating, swim...

Station 1. You have run an experiment studying the effects of the molecular weight of a compound on the rate of diffusion in agar. Compound X has a molecular weight of 25.3 g/mol and compound Y has a molecular mass of 156.2 g/mol. On two separate agar plates, 0.1 g of each substance were transferred and allowed to diffuse for 2 hours. The results below were obtained. Use this information about this situation to answer the following three questions. 1. Question: (CO 1) What was the independent v...

If you experience pain in the ear during descent: A - Place a finger in the ear canal and gently massage the ear until the pain ceases B - Stop the descent and ascend until the pain stops C - Continue the descent while gently exhaling into the mask D - Abort the dive - Answer- B - Stop the descent and ascend until the pain stops Earplugs: A - Protect against cold B - Protect the ears from squeeze C - Aid equalization of the middle ear D - Should never be worn while div...

When recess is called, two boys slip on their hoodies and, with a little concentration, zip them up. They then run out to the playground, where they draw stick figures with sidewalk chalk. Which physical development stage describes these students? Middle childhood Infancy Early childhood Adolescence CORRECT ANSWERS: Early Childhood True or False A second-grade student tells his teacher that he is being bullied on the playground by some older children. The student is attempting to me...

LATEST Reading TEAS 7 (2024)- SET 3 Farallon islands The farallon islands, or the Devil's teeth, as they are referred to by sailors, are a group of small islands with rocky, barren terrain and treacherous underwater currents, 48 km (30 miles) off the coast of san Francisco, California. Although the islands are small, with a combined total land area of 0.41km2 (0.16 square miles), they are positioned in a major ocean current, which enables them to house dense populations of birds, rodents, ...

Padi Open Water Diver Final Exam Questions With 100% Correct Solutions 2024 As a newly certified PADI Open Water Diver, I will be trained to dive with buddy as deep as - CORRECT ANSWER-18 metres/60 feet As you descend in water, the pressure - CORRECT ANSWER-increases A depth change of 10 metres/33 feet causes a pressure change of - CORRECT ANSWER-1 bar/ata (atmosphere) if you take 6 liters of air from the surface to 20 metres/66 feet, the volume will be - CORRECT ANSWER-2 litres (the...

There are six conductors in a race way connected to 75° C rated circuit breaker. Each wire has a 70 amp load using THHM conductors. The minimum size conductors used our #_________AWG correct answer: 4 Thermal insulation shall not be installed within _________inches of recessed lighting fixtures correct answer: 3 A 1 inch conduit contains three wire circuits or a phase system. All conductors are number 10 TW. Each circuit consist of two phase conductors and one grounding conductor and on...