As you descend in water - Study guides, Class notes & Summaries

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...

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...

Portage Learning BIOD 152 A&P 2 Final Exam 2023/2024 Identify the parts of the neuron shown in the diagram below a. dendrite b. cell body c. nucleus List the four parts of the human brain The human brain is made up of the cerebral hemispheres, diencephalon, brain stem, andcerebellum. List and describe the 3 meninges of the human brain. The leathery dura mater is the double-layered outer meninx. The middle arachnoid meninx is a loose layer separated from the dura...

PADI Open Water Diver Exam with Complete Solutions as you descend in water the pressure increases a depth change of 10 meters/33 feet causes a pressure chance of 1 bar/ata if you take 6 liters of air from the surface to 20 meters/66feet, the volume will be 2 litres a balloon fully inflated and sealed at 10 meters/33 feet, would probably _____ during ascent to the surface burst as I descend, increasing pressure affects my mask,ears, sinuses a squeeze is caused by pressure imbalance betw...

PADI Open Water Diver Certification Exam Questions and Answers Latest Updated 2024/2025 | Scored A+. 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 ...

As a newly certified PADI Open Water Diver, I will be trained to dive with a buddy as deep as ________. - Answer- 18 metres/60 feet Certain medical conditions can be hazardous while diving, so it is important to answer all questions on the Medical Statement honestly and completely. a. True b. False - Answer- a. True PADI courses are performance-based. This means that to be certified, I must ________ - Answer- meet specific performance requirements. Failure to complete assigned indepen...

Which of the following is not true? A. Entering shallow water causes the base of a wave to slow. B. Entering shallow water forces wave energy upward, making the wave crest unstable and causing it to break. C. If the top of a wave moves faster than the bottom, the wave will tend to break. D. Both the first and third answers are true. (Ans- B. Entering shallow water forces wave energy upward, making the wave crest unstable and causing it to break. Which of the following is/are true? A. S...

PADI Open Water Diver Final Exam Questions And Answers As you descend in water the pressure - ANS increases A depth change of 10 meters/33 feet causes a pressure change of - ANS 2 bar/ata if you take 6 liters of air from the surface to 20 metres/66 feet, the volume will be - ANS 2 liters The density of the air at 20 meters/66 feet would be _______ the density at the surface of - ANS three times A balloon fully inflated and sealed at 10 meters/33 feet, would probably _______...

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 followin...

As a newly certified PADI Open Water Diver, I will be trained to dive with buddy as deep as 18 metres/60 feet As you descend in water, the pressure increases A depth change of 10 metres/33 feet causes a pressure change of 1 bar/ata (atmosphere) if you take 6 liters of air from the surface to 20 metres/66 feet, the volume will be 2 litres (the density of the air would be three times the density at the surface) A balloon fully inflated and sealed at 10 metres/33 feet, would probably ______...