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PADI OPEN WATER COMPILATION BUNDLE
PADI OPEN WATER COMPILATION BUNDLE
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[Show more]D float. 
 
Salt water is heavier than fresh water because it has dissolved minerals in it. This means it causes more upward force (buoyancy) on an object. An object that is neutrally buoyant in fresh water would float in salt water because there is greater upward force. 
 
See Being a Diver I - Buo...
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Add to cartD float. 
 
Salt water is heavier than fresh water because it has dissolved minerals in it. This means it causes more upward force (buoyancy) on an object. An object that is neutrally buoyant in fresh water would float in salt water because there is greater upward force. 
 
See Being a Diver I - Buo...
If an object is neutrally buoyant in fresh water, the same object placed into salt water would... 
Float 
 
 
 
I blow up a balloon, tie it off, and take it to the bottom of the swimming pool. What will happen to the balloon and the air inside it? 
The balloon will get smaller and the air inside the...
Preview 2 out of 6 pages
Add to cartIf an object is neutrally buoyant in fresh water, the same object placed into salt water would... 
Float 
 
 
 
I blow up a balloon, tie it off, and take it to the bottom of the swimming pool. What will happen to the balloon and the air inside it? 
The balloon will get smaller and the air inside the...
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 fro...
Preview 2 out of 12 pages
Add to cartAs 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 fro...
1) If an object is neutrally buoyant (does not sink or float) in fresh water, the same object placed into salt water would 
 
A sink. 
B either sink or float. 
C do nothing. 
D float. 
D 
 
 
 
2) I blow up a balloon, tie it off, and take it to the bottom of the swimming pool. What will happen to th...
Preview 3 out of 20 pages
Add to cart1) If an object is neutrally buoyant (does not sink or float) in fresh water, the same object placed into salt water would 
 
A sink. 
B either sink or float. 
C do nothing. 
D float. 
D 
 
 
 
2) I blow up a balloon, tie it off, and take it to the bottom of the swimming pool. What will happen to th...
If an object is neutrally buoyant (does not sink or float) in fresh water; the same object placed into salt water would: 
sink. 
 
 
 
Imagine you blow up a balloon, tie it off, and take it to the bottom of the swimming pool. What will happen to the balloon and the air inside it? 
The balloon will g...
Preview 2 out of 5 pages
Add to cartIf an object is neutrally buoyant (does not sink or float) in fresh water; the same object placed into salt water would: 
sink. 
 
 
 
Imagine you blow up a balloon, tie it off, and take it to the bottom of the swimming pool. What will happen to the balloon and the air inside it? 
The balloon will g...
SCUBA 
Self contained underwater breathing apparatus 
 
 
 
What is the pressure change for each 10m/33ft of depth change? 
1 bar/1 ata/1 atmosphere 
 
 
 
What is the relationship between my depth in water and the pressure? 
The deeper you go in water, the more the pressure increases 
Pressure is e...
Preview 3 out of 18 pages
Add to cartSCUBA 
Self contained underwater breathing apparatus 
 
 
 
What is the pressure change for each 10m/33ft of depth change? 
1 bar/1 ata/1 atmosphere 
 
 
 
What is the relationship between my depth in water and the pressure? 
The deeper you go in water, the more the pressure increases 
Pressure is e...
What will the buoyancy of an object be (positive, neutral, or negative) if it displaces an amount of water: 
a. more than its own weight? 
b. less than its own weight? 
c. equal to its own weight? 
a. positive 
b. negative 
c. neutral 
 
 
 
How does the buoyancy of an object differ in fresh water c...
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Add to cartWhat will the buoyancy of an object be (positive, neutral, or negative) if it displaces an amount of water: 
a. more than its own weight? 
b. less than its own weight? 
c. equal to its own weight? 
a. positive 
b. negative 
c. neutral 
 
 
 
How does the buoyancy of an object differ in fresh water c...
Something underwater that does not float and does not sink is 
Negatively Buoyant 
 
 
 
If an object is neutrally buoyant in salt water, what will happen to the object if put into fresh water? 
The object will sink 
 
 
 
A diver is 30 meters/99 feet underwater. The water pressure at this depth wou...
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Add to cartSomething underwater that does not float and does not sink is 
Negatively Buoyant 
 
 
 
If an object is neutrally buoyant in salt water, what will happen to the object if put into fresh water? 
The object will sink 
 
 
 
A diver is 30 meters/99 feet underwater. The water pressure at this depth wou...
When is an object positively buoyant? 
When it displaces a volume of water weighing more than its own weight. 
 
 
 
When is an object negatively buoyant? 
When it displaces a volume of water weighing less than its own weight. 
 
 
 
When is an object neutrally buoyant? 
When it displaces a volume o...
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Add to cartWhen is an object positively buoyant? 
When it displaces a volume of water weighing more than its own weight. 
 
 
 
When is an object negatively buoyant? 
When it displaces a volume of water weighing less than its own weight. 
 
 
 
When is an object neutrally buoyant? 
When it displaces a volume o...
b. 18 metres/60 feet 
As a newly certified PADI Open Water Diver, I will be trained to dive with a buddy as deep as __________. 
a. 10 metres/30 feet 
b. 18 metres/60 feet 
c. 30 metres/100 feet 
d. 40 metres/130 feet 
 
 
 
a. true 
Certain medical conditions can be hazardous while diving, so it is...
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Add to cartb. 18 metres/60 feet 
As a newly certified PADI Open Water Diver, I will be trained to dive with a buddy as deep as __________. 
a. 10 metres/30 feet 
b. 18 metres/60 feet 
c. 30 metres/100 feet 
d. 40 metres/130 feet 
 
 
 
a. true 
Certain medical conditions can be hazardous while diving, so it is...
You need more weight when you dive in fresh water relative to salt water. Choose your answer. 
 
A True 
B False 
False 
 
 
 
You know you are properly weighted for diving if you: Choose your answer. 
 
A float at neck level with your BCD about half full and you are holding a normal breath of air. ...
Preview 2 out of 12 pages
Add to cartYou need more weight when you dive in fresh water relative to salt water. Choose your answer. 
 
A True 
B False 
False 
 
 
 
You know you are properly weighted for diving if you: Choose your answer. 
 
A float at neck level with your BCD about half full and you are holding a normal breath of air. ...
True or False. Divers expect a PADI Divemaster to show professionalism by having role-model dive skills, rescue skills, and knowledge about dive management. 
True. 
 
 
 
Certified divers can dive unsupervised within the limits of their training. Why would they choose to dive with a PADI Divemaster?...
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Add to cartTrue or False. Divers expect a PADI Divemaster to show professionalism by having role-model dive skills, rescue skills, and knowledge about dive management. 
True. 
 
 
 
Certified divers can dive unsupervised within the limits of their training. Why would they choose to dive with a PADI Divemaster?...
The most common cause of dive emergencies is 
poor judgement 
 
 
 
The first thing to consider before attempting an inwater rescue is how fast you should swim 
False; whether you need to get in the water at all 
 
 
 
Diver stress is 
the physical and psychological responses to a perceived threat 
...
Preview 2 out of 9 pages
Add to cartThe most common cause of dive emergencies is 
poor judgement 
 
 
 
The first thing to consider before attempting an inwater rescue is how fast you should swim 
False; whether you need to get in the water at all 
 
 
 
Diver stress is 
the physical and psychological responses to a perceived threat 
...
I can enjoy diving in many different aquatic environments that include coral reefs, flooded quarries, and human-made dive environments. 
True 
 
 
 
Conditions that may affect me while diving include. 
temperature, water movement, sunlight, aquatic life, bottom composition 
 
 
 
In most (but not al...
Preview 2 out of 11 pages
Add to cartI can enjoy diving in many different aquatic environments that include coral reefs, flooded quarries, and human-made dive environments. 
True 
 
 
 
Conditions that may affect me while diving include. 
temperature, water movement, sunlight, aquatic life, bottom composition 
 
 
 
In most (but not al...
The absolute pressure expressed in terms of atmospheres absolute at 33 feet in sea water is: 
-A: 2 ata 
-B:1 ata 
-C: 4 ata 
-D: 3 ata 
A: 2 ata 
 
 
 
Gauge pressure is defined as: 
 
-A: Hydrostatic pressure minus 1 ata 
-B: The pressure at the surface 
-C: The depth reading on a gauge 
-D: Absol...
Preview 3 out of 22 pages
Add to cartThe absolute pressure expressed in terms of atmospheres absolute at 33 feet in sea water is: 
-A: 2 ata 
-B:1 ata 
-C: 4 ata 
-D: 3 ata 
A: 2 ata 
 
 
 
Gauge pressure is defined as: 
 
-A: Hydrostatic pressure minus 1 ata 
-B: The pressure at the surface 
-C: The depth reading on a gauge 
-D: Absol...
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