Quiz 1-B Question Menu Question 1 Question 6 Question 2 Question 7

Quiz 1-B Question Menu Question 1 Question 6 Question 2 Question 7
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Quiz 1 – B Question 1 An object is neutrally buoyant when it: A. sinks only in sea water. B. floats only in fresh water. C. neither sinks nor floats. D. None of the above. Return to Question Menu Next Slide Previous Slide Prescriptive Quiz 1-B Question 1

Quiz 1 – B Question 2 An object that does not sink or float in fresh water will probably ______ in salt water. A. float B. sink C. not sink or float D. I can not tell from the question. Return to Question Menu Next Slide Previous Slide Prescriptive Quiz 1-B Question 2

Quiz 1 – B Question 3 Imagine a diver is 20 metres/66 feet underwater. The water pressure at this depth would be ___ times more than the pressure at the surface. A. one B. two C. three D. four Return to Question Menu Next Slide Previous Slide Prescriptive Quiz 1-B Question 3

Quiz 1 – B Question 4 Imagine you hold a glass upside down at the bottom of a swimming pool; you fill it with air from your scuba tank and you then take it to the surface without tipping it. As you ascend (go up), the air in the glass will _________. A. contract (air molecules will move closer together). B. expand (air molecules will move further apart). C. not change. D. There is not enough information to answer the question. Return to Question Menu Next Slide Previous Slide Prescriptive Quiz 1-B Question 4

Quiz 1 – B Question 5 What can happen if you do not follow the most important rule in scuba diving? A. You could run out of air without warning. B. You may have an ear squeeze. C. Your lungs can over expand which could cause injury or death. D. You may have a reverse block. Return to Question Menu Next Slide Previous Slide Prescriptive Quiz 1-B Question 5

Quiz 1 – B Question 6 What should you do if you have soreness or pain in one or both ears while you are descending (going down)? A. Stop descending (going down). B. Ascend (go up) until the soreness or pain goes away, equalize and continue a slow descent (going down) equalizing more often. C. If you cannot equalize, do not continue the dive. D. All of the above. Return to Question Menu Next Slide Previous Slide Prescriptive Quiz 1-B Question 6

Quiz 1 – B Question 7 Imagine you put air into a balloon at 10 metres/33 feet and then you take it to the surface. The air in the balloon will: A. stay the same as it was at metres/33 feet. B. expand to twice the size as it was at 10 metres/33 feet. C. expand to four times the size as it was at 10 metres/33 feet. D. expand to eight times the size as it was at 10 metres/33 feet. Return to Question Menu Next Slide Previous Slide Prescriptive Quiz 1-B Question 7

Quiz 1 – B Question 8 You want to look after all of your scuba equipment. One way to prevent the inside of your tank from wearing away is to: A. never let the tank empty completely. B. rinse the tank after diving. C. use a tank with a special paint finish. D. have the tank hydrostatically tested (pressure tested) every three years. Return to Question Menu Next Slide Previous Slide Prescriptive Quiz 1-B Question 8

Quiz 1 – B Question 9 When rinsing a regulator second stage, do not: A. have it serviced by a qualified technician. B. press the purge button if it is not attached to a tank with the air turned on. C. rinse it in warm water after every use. D. store it in a cool, dry place when you are not using it. Return to Question Menu Next Slide Previous Slide Prescriptive Quiz 1-B Question 9

Quiz 1 – B Question 10 What is the main reason you cannot use swimmer’s goggles for scuba diving? A. Goggles cause double vision at depth. B. You cannot adjust goggles. C. Goggles fog up too easily. D. You cannot equalize goggles. Return to Question Menu Next Quiz Previous Slide Prescriptive Quiz 1-B Question 10

Quiz 2 – B Question Menu Question 1 Question 6 Question 2 Question 7
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Quiz 2 – B Question 1 When you look at objects through water and through a mask, they seem: A. smaller. B. larger. C. longer and thinner. D. rounder. Return to Question Menu Next Slide Previous Slide Prescriptive Quiz 2-B Question 1

Quiz 2 – B Question 2 __________ travels fast underwater and you may have difficulty telling where it came from. A. Sound B. Light C. Current D. Heat Return to Question Menu Next Slide Previous Slide Prescriptive Quiz 2-B Question 2

Quiz 2 – B Question 3 If you get cold while scuba diving and you cannot stop shivering, what should you do? A. Try to warm up by swimming harder. B. Try to save your body heat by not moving your arms and legs. C. Stop diving right away, get out of the water, and change into something warm. D. Try to save your body heat by moving slowly. Return to Question Menu Next Slide Previous Slide Prescriptive Quiz 2-B Question 3

Quiz 2 – B Question 4 You can move best underwater by: A. having the right amount of weight. B. clipping hoses and gauges out of the way so you are streamlined. C. moving slowly and steadily. D. All of the above. Return to Question Menu Next Slide Previous Slide Prescriptive Quiz 2-B Question 4

Quiz 2 – B Question 5 Wet suits keep you warm as long as the water is trapped between your skin and the suit. To cut down on the water moving in and out of your wet suit: A. tape the wrists and cuffs. B. choose a suit with zippers. C. stay out of currents. D. wear a suit that fits properly. Return to Question Menu Next Slide Previous Slide Prescriptive Quiz 2-B Question 5

Quiz 2 – B Question 6 Proper airway control allows you to: A. breathe past small amounts of water that may be in the snorkel or regulator. B. hold your breath longer and dive deeper. C. make big changes in your buoyancy without your BCD. D. All of the above. Return to Question Menu Next Slide Previous Slide Prescriptive Quiz 2-B Question 6

Quiz 2 – B Question 7 The most important feature of a weight system is: A. the strength of the webbing. B. you can remove the weight easily with only one hand in an emergency. C. the size and shape of the weights. D. that it is easy to make it fit. Return to Question Menu Next Slide Previous Slide Prescriptive Quiz 2-B Question 7

Quiz 2 – B Question 8 To signal distress (you need help) at the surface: A. take your mask off so you can see better. B. place one hand or both hands on your head. C. make a slashing motion across the throat. D. wave one or both arms. Return to Question Menu Next Slide Previous Slide Prescriptive Quiz 2-B Question 8

Quiz 2 – B Question 9 When you practice the buddy system you and your buddy will: A. decide on how you will stay together. B. plan all dives together. C. make predive safety checks. D. All of the above. Return to Question Menu Next Slide Previous Slide Prescriptive Quiz 2-B Question 9

Quiz 2 – B Question 10 Your alternate air source should be: A. hanging loose by your side. B. put into your pocket. C. easy to find by attaching it in the triangle area formed by your chin and the corners of your rib cage. D. a different color from your main regulator. Return to Question Menu Next Quiz Previous Slide Prescriptive Quiz 2-B Question 10

Quiz 3 - B Question Menu Question 1 Question 6 Question 2 Question 7

Quiz 3 – B Question 1 For the most part, how far you can see underwater is determined by sunlight and ___________. A. water temperature B. suspended particles (floating silt) in the water C. salt in the water D. how close you are to the coastline Return to Question Menu Next Slide Previous Slide Prescriptive Quiz 3-B Question 1

Quiz 3 – B Question 2 Without a reference line, compass or depth gauge you are most likely to become disorientated (confused) on your dive: A. at the bottom. B. at the surface. C. in midwater. D. any time you dive from a boat. Return to Question Menu Next Slide Previous Slide Prescriptive Quiz 3-B Question 2

Quiz 3 – B Question 3 Imagine you are diving from a boat and you are caught in a strong current at the surface and cannot get back to the boat. You should: A. fight the current and swim across it. B. roll on your back so you can kick harder against the current. C. descend (go down) to the bottom. D. make yourself float on the surface and signal for help. Return to Question Menu Next Slide Previous Slide Prescriptive Quiz 3-B Question 3

Quiz 3 – B Question 4 You are more likely to be injured by an aquatic animal if you: A. wear gloves and a wet suit. B. touch animals, even if they look harmless. C. stay off the bottom. D. watch where you put your hands and feet. Return to Question Menu Next Slide Previous Slide Prescriptive Quiz 3-B Question 4

Quiz 3 – B Question 5 Dive environments can be very different. It is recommended anytime you dive in a new or unfamiliar location that you: A. dive with an instructor. B. dive in a three person buddy team. C. get an area orientation. D. dive from a boat. Return to Question Menu Next Slide Previous Slide Prescriptive Quiz 3-B Question 5

Quiz 3 – B Question 6 Imagine you are helping a diver who is struggling at the surface. Which of the following suggestions would calm the diver down? A. Help the diver establish ample buoyancy. B. Talk to the diver and offer support. C. Help the diver to reestablish breathing control. D. All the above. Return to Question Menu Next Slide Previous Slide Prescriptive Quiz 3-B Question 6

Quiz 3 – B Question 7 A nonbreathing diver at the surface requires immediate: A. rescue breaths. B. emergency oxygen. C. recompression. D. treatment for shock. Return to Question Menu Next Slide Previous Slide Prescriptive Quiz 3-B Question 7

Quiz 3 – B Question 8 If you have a problem at the surface you should: A. make yourself float right away. B. breathe through your snorkel. C. grab hold of your buddy. D. make sure your weights are in place. Return to Question Menu Next Slide Previous Slide Prescriptive Quiz 3-B Question 8

Quiz 3 – B Question 9 Imagine you are very low on air and about to run out. What would you do? 5th - buoyant emergency ascent (dropping your weight system) 1st - normal ascent (going up normally) 6th - in the future you would look at your gauges more often so this would not happen 2nd - alternate air source ascent (using your buddy’s alternate air source) 4th - buddy breathing ascent (sharing a single source of air with your buddy) 3rd - controlled emergency swimming ascent (CESA – swimming up to the surface saying ah-h-h-h) Return to Question Menu Next Slide Previous Slide Prescriptive Quiz 3-B Question 9

Quiz 3 – B Question 10 If available, give ______ to a diver who is unable to listen to or answer your questions. A. air B. nitrogen C. oxygen D. carbon dioxide Return to Question Menu Next Quiz Previous Slide Prescriptive Quiz 3-B Question 10

Quiz 4 - B Question Menu Question 1 Question 6 Question 2 Question 7

Quiz 4 – B Question 1 Unless there are laws that say differently, how close should you stay to your dive flag? A. 15 metres/50 feet B. 30 metres/100 feet C. 60 metres/200 feet D. 90 metres/300 feet Return to Question Menu Next Slide Previous Slide Prescriptive Quiz 4-B Question 1

Quiz 4 – B Question 2 To prevent contaminated air (bad air) problems, have your tanks: A. visually inspected. B. hydrostatically (pressure) tested. C. filled with pure oxygen. D. filled only by a dive center you trust. Return to Question Menu Next Slide Previous Slide Prescriptive Quiz 4-B Question 2

Quiz 4 – B Question 3 Divers who act foolishly at depth may start acting normal again if they: A. breathe slowly and deeply. B. ascend (go up) to a shallower depth. C. are given pure oxygen. D. All of the above. Return to Question Menu Next Slide Previous Slide Prescriptive Quiz 4-B Question 3

Quiz 4 – B Question 4 Bubbles blocking blood circulation (blood flow) in your body after a dive is caused by: A. too much dissolved nitrogen gas. B. the intoxicating (acting foolish) feelings of nitrogen under pressure. C. breathing always while ascending (going up). D. contaminated air (bad air). Return to Question Menu Next Slide Previous Slide Prescriptive Quiz 4-B Question 4

Quiz 4 – B Question 5 Common signs and symptoms of decompression sickness (bubbles blocking blood circulation/flow in the body after a dive) include: A. acting foolishly. B. headache and red lips or nail beds. C. chest pain and coughing of blood. D. pain, weakness and inability to move arms and/or legs Return to Question Menu Next Slide Previous Slide Prescriptive Quiz 4-B Question 5

Quiz 4 – B Question 6 When using the Recreational Dive Planner dive tables, you should not ascend (go up) any faster than: A. 30 metres/100 feet per minute. B. 1 metre/3 feet per second. C. 18 metres/60 feet per minute. D. 3 metres/10 feet per minute. Return to Question Menu Next Slide Previous Slide Prescriptive Quiz 4-B Question 6

Quiz 4 – B Question 7 As a beginning novice diver, it is recommended that you dive no deeper than: A. 40 metres/130 feet B. 30 metres/100 feet C. 18 metres/60 feet D. 10 metres/30 feet Return to Question Menu Next Slide Previous Slide Prescriptive Quiz 4-B Question 7

Quiz 4 – B Question 8 Imagine you dive to a depth of 11 metres/38 feet for 39 minutes. What would your pressure group (PG) be on your Recreational Dive Planner? A. H B. I C. K D. L Return to Question Menu Next Slide Previous Slide Prescriptive Table Prescriptive Wheel Quiz 4-B Question 8

Quiz 4 – B Question 9 Imagine you have done a dive and you have stayed on the surface for a while. After this surface interval your pressure group on the Recreational Dive Planner is F. What is the maximum amount of bottom time you can spend doing a repetitive (second) dive to 17 metres/59 feet? A. 19 minutes B. 24 minutes C. 30 minutes D. 36 minutes Return to Question Menu Next Slide Previous Slide Prescriptive Table Prescriptive Wheel Quiz 4-B Question 9

Quiz 4 – B Question 10 After a surface interval your pressure group on your Recreational Dive Planner is K. You want to do a repetitive (second) dive to 17 metres/56 feet for 19 minutes. What will be your new pressure group (PG) when you reach the surface? A. T B. N C. F D. V Return to Question Menu Previous Slide Prescriptive Table Prescriptive Wheel Quiz 4-B Question 10

If an object neither sinks nor floats it is neutrally buoyant
Quiz 1 – B Question 1 Displacement of water more than own weight – object will float (positively buoyant) Displacement of water less than own weight – object will sink (negatively buoyant) Displacement of water equal to own weight – object will neither float nor sink (neutrally buoyant) If an object neither sinks nor floats it is neutrally buoyant Return to Question Quiz 1-B Question 1 - PLG

Buoyancy - the weight of water volume displaced
Quiz 1 – B Question 2 Buoyancy - the weight of water volume displaced The heavier the water - the greater the buoyancy for a given displacement Salt water weighs more than fresh water You’re more buoyant in salt water than in fresh An object neutrally buoyant in fresh water will float if put into salt water Return to Question Quiz 1-B Question 2 - PLG

Air added to a glass expands when you reduce the pressure
Quiz 1 – B Question 4 Air added to an air space to maintain volume expands when you reduce the pressure In an open container, such as a glass, excess air simply bubbles out into the surrounding water as you ascend Air added to a glass expands when you reduce the pressure Return to Question Quiz 1-B Question 4 - PLG

10 metres/33 feet is 2 atmospheres
Quiz 1 – B Question 7 In an open container - excess air bubbles out into the surrounding water during ascent In a closed flexible container - the air is trapped and expands as you ascend 10 metres/33 feet is 2 atmospheres If you inflate a balloon at 10 metres/33 feet and take it to the surface, it will expand to twice the size as it was at 10 metres/33 feet Return to Question Quiz 1-B Question 7 - PLG

Rinse your regulator with warm running water
Quiz 1 – B Question 9 Rinse your regulator with warm running water When rinsing your regulator: Put the first stage dust cover firmly in place Do not use high-pressure water to rinse Don’t press the purge button while rinsing or soaking - this opens the second stage inlet valve and can allow water to flow up the hose into the first stage Return to Question Quiz 1-B Question 9 - PLG

Wet suits need to have a proper snug fit
Quiz 2 – B Question 5 Wet suits reduce heat loss - a layer of insulating foam neoprene over your skin Your body quickly heats the water – as long as water remains trapped in your suit you stay warm If water circulates in and out of your suit – you lose a lot of heat to incoming cold water Wet suits need to have a proper snug fit Return to Question Quiz 2-B Question 5 - PLG

To practice a buddy system:
Quiz 2 – B Question 9 To practice a buddy system: Agree on entry, exit point and dive objective Agree upon time and depth limits Establish and review communications Discuss how to stay together – what to do if separated Discuss emergency procedures Make predive safety checks Return to Question Quiz 2-B Question 9 - PLG

Quiz 3 – B Question 2 In limited visibility - it’s more difficult to stay with your buddy and keep track of where you are Diving in extremely clear water - the bottom may appear closer than it really is If you can’t use the surface or the bottom for reference you may become disoriented in midwater Return to Question Quiz 3-B Question 2 - PLG

Rest, wait for boat pick up Above all, remain calm
Quiz 3 – B Question 3 When diving from a boat, if you become caught in a current at the surface and can’t get to the boat, don’t fight it: Fill your BCD to establish buoyancy (drop your weights if you have a BCD problem) Signal for help Rest, wait for boat pick up Above all, remain calm Return to Question Quiz 3-B Question 3 - PLG

Quiz 3 – B Question 4 Avoid potential problems with aquatic life:
Treat all animals with respect Be cautious in extremely murky water Avoid wearing shiny, dangly jewelry Remove any speared fish from the water immediately Wear gloves and an exposure suit Maintain neutral buoyancy – move slowly and carefully Avoid contact with unfamiliar animals Return to Question Quiz 3-B Question 4 - PLG

Quiz 3 – B Question 5 To dive in an area for the first time - get an orientation to the local area The PADI Discover Local Diving experience is one way to do this Find out: What’s interesting about the site What to watch for Unique dive skills or procedures Return to Question Quiz 3-B Question 5 - PLG

You can control or prevent surface problems by:
Quiz 3 – B Question 6 You can control or prevent surface problems by: Diving within your limitations Establishing positive buoyancy on the surface There are basic steps to assisting another diver: Establish ample positive buoyancy Calm the diver Help the diver reestablish breathing control Return to Question Quiz 3-B Question 6 - PLG

Quiz 4 – B Question 1 Local laws regulate how close you have to stay to your flag, and how far boaters and skiers must stay away For areas where no laws stipulate these distances - stay within 15 metres/50 feet of your flag and boats should stay at least 30 to 60 metres/100 to 200 feet away Return to Question Quiz 4-B Question 1 - PLG

Upon ascent - the excess nitrogen cannot stay dissolved in your body
Quiz 4 – B Question 4 During a dive, the increase pressure causes nitrogen from the air you breathe to dissolve into your body tissues. Upon ascent - the excess nitrogen cannot stay dissolved in your body Nitrogen begins to come out of solution As nitrogen dissolves out of your body tissues - the excess nitrogen forms bubbles Return to Question Quiz 4-B Question 4 - PLG

Quiz 4 – B Question 8 Metric - Enter Table 1 along the top depth row labeled Start Follow the depth line to the right, use the exact or next greater depth – in this case the 12 metres column Follow the 12 metre column down until you find 39 minutes or the next greater time – in this case 42 minutes From 42 minutes, follow the horizontal row to the right to fine the letter I Imperial - Enter Table 1 along the top depth row labeled Start Follow the depth line to the right, use the exact or next greater depth – in this case the 40 foot column Follow the 40 foot column down until you find 39 minutes or the next greater time – in this case 40 minutes From 40 minutes, follow the horizontal row to the right to fine the letter I Return to Question Quiz 4-B Question 8 – PLG Table

Quiz 4 – B Question 9 Metric - Flip the RDP over and find pressure group F along the top row Along the left side of Table 3 locate 18 metres and follow the row horizontally to the right until you are under pressure group F There you’ll find two numbers 20 in the white portion and 36 in the blue portion 36 minutes is the adjusted no decompression limit Imperial - Flip the RDP over and find pressure group F along the top row Along the left side of Table 3 locate 60 feet and follow the row horizontally to the right until you are under pressure group F There you’ll find two numbers 19 in the white portion and 36 in the blue portion Return to Question Quiz 4-B Question 9 – PLG Table

Quiz 4 – B Question 10 Quiz 4-B Question 10 – PLG Table
Metric - Flip the RDP over and find pressure group K along the top row Along the left side of Table 3 locate 18 metres and follow the row horizontally to the right until you are under pressure group K There you’ll find two numbers 30 in the white portion and 26 in the blue portion 30 minutes RNT + 19 minutes ABT = 49 minutes TBT Flip the RDP over and along the top depth row find 18 metres Follow the 18 metre column down until you find 49 minutes or the next greater time From 51 minutes, follow the horizontal row to the right to fine the letter T Imperial - Flip the RDP over and find pressure group K along the top row Along the left side of Table 3 locate 60 feet and follow the row horizontally to the right until you are under pressure group K There you’ll find two numbers 29 in the white portion and 26 in the blue portion 29 minutes RNT + 19 minutes ABT = 48 minutes TBT Flip the RDP over and along the top depth row find 60 feet Follow the 60 foot column down until you find 48 minutes or the next greater time From 49 minutes, follow the horizontal row to the right to fine the letter T Return to Question Quiz 4-B Question 10 – PLG Table

At the surface there is 1 atmosphere of pressure
Quiz 1 – B Question 3 At the surface there is 1 atmosphere of pressure Every 10 m/33 ft. is 1 additional atmosphere of pressure 20 m/66 ft. is 3 atmospheres of pressure Return to Question Quiz 1-B Question 3 - PLG

Quiz 1 – B Question 5 If you breathe normally, keeping the airway to your lungs open, no problem. Expanding air escapes and your lungs maintain their normal volume. Return to Question Quiz 1-B Question 5 - PLG

Quiz 1 – B Question 6 If you can’t equalize, discontinue the dive. Continuing to descend with an unequalized air space may result in a ruptured ear drum. Return to Question Quiz 1-B Question 6 - PLG

Quiz 1 – B Question 8 Water can enter a tank by backing up through a regulator, so having the regulator attached doesn’t guarantee a dry interior. Return to Question Quiz 1-B Question 8 - PLG

Quiz 1 – B Question 10 The mask creates an air space you must equalize during descent to prevent a squeeze – that’s why the mask must enclose your nose. Return to Question Quiz 1-B Question 10 - PLG

Quiz 2 – B Question 1 When light changes speed going from water to air, it shifts its course slightly, magnifying everything about 25 percent. Return to Question Quiz 2-B Question 1 - PLG

Quiz 2 – B Question 2 Sound travels about four times faster in water than in air. This makes it difficult to tell where a sound comes from. Return to Question Quiz 2-B Question 2 - PLG

Quiz 2 – B Question 3 Water conducts heat about 20 times faster than air does, meaning that for a given temperature, water cools you much faster. Return to Question Quiz 2-B Question 3 - PLG

Quiz 2 – B Question 4 If you streamline yourself by swimming level and keeping your hoses and equipment tucked in close, you save energy. Return to Question Quiz 2-B Question 4 - PLG

Quiz 2 – B Question 6 You’ll find that it’s not unusual to have a small amount of water in your regulator or snorkel, particularly after clearing it. No problem! Return to Question Quiz 2-B Question 6 - PLG

The quick release is the most important feature of any weight system.
Quiz 2 – B Question 7 The quick release is the most important feature of any weight system. Return to Question Quiz 2-B Question 7 - PLG

Quiz 2 – B Question 8 Waving at the surface means “HELP!” so don’t wave as a greeting to get attention – you will! Return to Question Quiz 2-B Question 8 - PLG

Mark your alternate air source so your buddy can identify it quickly.
Quiz 2 – B Question 10 Mark your alternate air source so your buddy can identify it quickly. Secure the alternate in the triangle formed by your chin and the lower corners of your rib cage. Return to Question Quiz 2-B Question 10 - PLG

Quiz 3 – B Question 1 You define underwater visibility based on how far you can see – some divers add that the visibility is the horizontal distance you can recognize another diver. Return to Question Quiz 3-B Question 1 - PLG

Quiz 3 – B Question 7 With an unresponsive diver, the primary concern is to check for breathing and to begin rescue breaths if the diver isn’t breathing. Return to Question Quiz 3-B Question 7 - PLG

Quiz 3 – B Question 8 If you have a problem at the surface, immediately establish buoyancy by either inflating your BCD or dropping your weights. Return to Question Quiz 3-B Question 8 - PLG

A submersible pressure gauge is a passive device.
Quiz 3 – B Question 9 A submersible pressure gauge is a passive device. You have to read it, or it doesn’t do you any good. Check your SPG frequently. Return to Question Quiz 3-B Question 9 - PLG

Administer emergency oxygen to an unresponsive diver.
Quiz 3 – B Question 10 Administer emergency oxygen to an unresponsive diver. Return to Question Quiz 3-B Question 10 - PLG

Quiz 4 – B Question 2 Contaminated air is rare as long as you get your air from a reputable source, such as a professional dive retailer/resort. Return to Question Quiz 4-B Question 2 - PLG

Quiz 4 – B Question 3 A diver affected by nitrogen narcosis behaves as you might expect someone to behave if intoxicated. Return to Question Quiz 4-B Question 3 - PLG

Quiz 4 – B Question 5 Because bubbles can form in different places in the body, DCS symptoms can vary. Return to Question Quiz 4-B Question 5 - PLG

Quiz 4 – B Question 6 Slowly ascend from all dives at a rate that does not exceed 18 metres/60 feet per minute. Slower is fine. Return to Question Quiz 4-B Question 6 - PLG

Limit your maximum depth to your training and experience level.
Quiz 4 – B Question 7 Limit your maximum depth to your training and experience level. As an Open Water Diver, limit your dives to a maximum of 18 metres/60 feet. Return to Question Quiz 4-B Question 7 - PLG

Quiz 4 – B Question 8 Side 1 set the white triangle to 11 metres/39 feet – in this case 12 metres/ 40 feet Move yellow pointer triangle to point to 39 minutes Read up the pointer centerline until it crosses 12 metres/ 45 foot depth curve To the right of this intersection, find the pressure group whose arrow pierces 12 metres/45 feet - pressure group I Return to Question Quiz 4-B Question 8 – PLG Wheel

Quiz 4 – B Question 9 Side 2 indicated F diver
Side 1 find the letter F in the white p.g. index and the black arrow that goes with it Set the tip of this arrow so that it touches (not pierces) the 17 metre/59 foot depth curve – in this case 18 metre/60 feet Hold the disk in place, rotate the pointer until the centerline is aligned with the NDL mark on the 18 metres/60 foot curve The yellow triangle at the end of the pointer should point to 36 minutes maximum allowable bottom time Return to Question Quiz 4-B Question 9 – PLG Wheel

Quiz 4 – B Question 10 Side 2 indicated K diver
Side 1 find the letter K in the white p.g. index and the black arrow that goes with it Set the tip of this arrow so that it touches (not pierces) the 17 metres/56 foot depth curve – in this case 18 metres/60 feet Hold the disk in place, rotate the pointer until the centerline is aligned with 19 minutes Read up the pointer centerline until it crosses the 18 metres/60 foot depth curve Find the pressure groups whose arrow pierces 18 metres/60 feet – pressure group T Return to Question Quiz 4-B Question 10 – PLG Wheel

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Quiz 1-B Question Menu Question 1 Question 6 Question 2 Question 7

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