Open Water Diver bundled exams 2023 with 100% correct answers

If an object is neutrally buoyant in fresh water, the same object placed into salt water would... correct answersFloat 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? correct answersThe balloon will get smalle...

As a newly certified PADI Open Water Diver, I will be trained to dive with buddy as deep as correct answers18 metres/60 feet As you descend in water, the pressure correct answersincreases A depth change of 10 metres/33 feet causes a pressure change of correct answers1 bar/ata (atmosphere) i...

When is an object positively buoyant? correct answersWhen it displaces a volume of water weighing more than its own weight. When is an object negatively buoyant? correct answersWhen it displaces a volume of water weighing less than its own weight. When is an object neutrally buoyant? correct a...

SCUBA correct answersSelf contained underwater breathing apparatus What is the pressure change for each 10m/33ft of depth change? correct answers1 bar/1 ata/1 atmosphere What is the relationship between my depth in water and the pressure? correct answersThe deeper you go in water, the more the...

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. correct answersD 2) I blow up a balloon, tie it off, and take it to the bottom of the swimming pool. What will ha...

ears, sinuses, mask correct answersthree major body air spaces that increasing pressure affects squeeze correct answerscaused by greater pressure outside the air space than inside it, and causes discomfort or injury by pressure balance that pushes tissues into an air space ear squeeze correct ...

What is the most important rule of scuba diving? correct answersDo not hold your breath Breathe continuously What are the consequences of breaking the most important rule in scuba diving? correct answersLung over expansion severe injuries, death What is a reverse block? correct answerspain a...

If an object is neutrally buoyant (does not sink or float) in fresh water; the same object placed into salt water would: correct answerssink. 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? correct a...

Padi's Four E Philosophy correct answersEquipment, Education, Experience, Environment 0-1 As a newly certified PADI Open Water Diver, I will be trained to dive with a buddy as deep as _____ correct answers18 meters/60 feet 1-1.1 As you descend, what happens to pressure correct answersIncrease...

As I descend, I need to equalize air spaces. Which of the following are accepted way if equalizing my ears? a. Block my nose and attempt to gently blow through it b. Swallow and wiggle the jaw from side to side c. Block my nose and blow forcefully for an extended period correct answersBlock my no...

complete the following depth-pressure-air volume-air density table: Depth Pressure Volume Density 0m/0ft 1 bar/ata 1 x1 10m/33ft ____________ 1/2 ______ 30m/99ft ____________ 1/4 ______ 40m/132ft 5 bar/ata _____ x5 correct answers2 bar/ata x2 4 bar/ata x4 1/5 As you descend in water the...

How does being underwater affect the apparent size or distance of things? correct answersWhat you see is magnified by a third. This makes things look larger or closer, or both, depending on your perspective How does water affect light intensity and colour? correct answersThe deeper you got the da...

How does looking at something underwater affect its apparent size correct answersThings look larger and/or closer, depending on your perspective How does water affect light intensity and color correct answerswater absorbs colors one by one as light travels down through water - red first, then or...

For an underwater naturalist dice, I want to carry several small slates and some measuring tools. A mesh bag may be an appropriate way to do this. correct answersTrue Mesh bags range in size and options. I would probably choose a larger one for carrying a wet exposure suit. correct answersTrue ...