Sound scrapes Study guides, Class notes & Summaries
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PADI Open Water Diver Final Exam with 100% Correct Answers 2024 /2025
- Exam (elaborations) • 13 pages • 2023
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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 ...
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SDI Open Water Scuba Diver Exam Study Questions and Answers 2024 Graded A
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Objects under water appear - Closer and larger than they do on land 
 
How much faster does sound travel in water, compared to air? - 4 times 
 
Water conducts heat away from your body - 25 times faster than air does 
 
As you descend - colors fade, reds and oranges fade first, 30 meters seem blue and gray 
 
water temp does your body need thermal protection - 86 degrees 
 
What does SCUBA mean - self-contained underwater breathing apparatus 
 
When water stratifies itself into layers, according...
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SDI Open Water Scuba Diver Exam Study Questions And Answers UPDATED 2024
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Objects under water appear - Closer and larger than they do on land 
 
How much faster does sound travel in water, compared to air? - 4 times 
 
Water conducts heat away from your body - 25 times faster than air does 
 
As you descend - colors fade, reds and oranges fade first, 30 meters seem blue and gray 
 
water temp does your body need thermal protection - 86 degrees 
 
What does SCUBA mean - self-contained underwater breathing apparatus 
 
When water stratifies itself into layers, according...
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Padi Open Water Chapter 2 question n answers graded A+ 2023
- Exam (elaborations) • 6 pages • 2023
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Padi Open Water Chapter 2 
How does looking at something underwater affect its apparent size - correct answer Things look larger and/or closer, depending on your perspective 
 
How does water affect light intensity and color - correct answer water absorbs colors one by one as light travels down through water - 
red first, then orange and yellow 
 
How does being underwater affect hearing - correct answer Sound travels further in water than in air and travels 4 times faster in water making it har...
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Padi Open Water Chapter 2 questions well answered rated A+
- Exam (elaborations) • 6 pages • 2023
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Padi Open Water Chapter 2How does looking at something underwater affect its apparent size - correct answer Things look larger and/or closer, depending on your perspective 
 
How does water affect light intensity and color - correct answer water absorbs colors one by one as light travels down through water - 
red first, then orange and yellow 
 
How does being underwater affect hearing - correct answer Sound travels further in water than in air and travels 4 times faster in water making it hard ...
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PADI Scuba Diving - Section 2 questions with 100% correct answers graded A+ 2023
- Exam (elaborations) • 6 pages • 2023
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PADI Scuba Diving - Section 2How does looking at something underwater affect its apparent size? - correct answer Underwater things sometimes appear closer than they really are. 
 
How does water affect light intensity and color? - correct answer Light travels at a different speed in water so it shifts it course (refraction) which magnified everything about 33% 
 
less light remains as depth increases and the water absorbs each color 
 
How does being underwater affect hearing? - correct answer s...
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Sophia - Human Biology - Unit 3 Challenge 3.
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Sophia - Human Biology - Unit 3 Challenge 3. 
1 — Sensory Receptors 
Identify which sense receptor is involved in a real-life example. 
Jordan falls and scrapes his knee. 
 
Which type of receptor alerts the brain that the body has been damaged? 
•	a.) Osmoreceptor 
•	b.) Nociceptor 
•	c.) Mechanoreceptor 
•	d.) Chemoreceptor 
 
2 — Somatic Sense 
Determine how your body detects and interprets somatic sensations. 
What detects touch, pressure, heat, cold and pain? 
•	a.) Somatosens...
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Sophia - Human Biology - Unit 3 Challenge 3.
- Exam (elaborations) • 2 pages • 2024
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Sophia - Human Biology - Unit 3 Challenge 3. 
1 — Sensory Receptors 
Identify which sense receptor is involved in a real-life example. 
Jordan falls and scrapes his knee. 
 
Which type of receptor alerts the brain that the body has been damaged? 
•	a.) Osmoreceptor 
•	b.) Nociceptor 
•	c.) Mechanoreceptor 
•	d.) Chemoreceptor 
 
2 — Somatic Sense 
Determine how your body detects and interprets somatic sensations. 
What detects touch, pressure, heat, cold and pain? 
•	a.) Somatosens...
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PADI Scuba Diving - Section 2 question n answers graded A+
- Exam (elaborations) • 6 pages • 2023
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Available in package deal
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- $11.99
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PADI Scuba Diving - Section 2How does looking at something underwater affect its apparent size? - correct answer Underwater things sometimes appear closer than they really are. 
 
How does water affect light intensity and color? - correct answer Light travels at a different speed in water so it shifts it course (refraction) which magnified everything about 33% 
 
less light remains as depth increases and the water absorbs each color 
 
How does being underwater affect hearing? - correct answer s...
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Asbestos Test questions fully solved & updated 2024
- Exam (elaborations) • 11 pages • 2024
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Acoustical Insulation 
The general application or use of asbestos for the control of sound due to its lack of reverberant surfaces 
 
 
 
Acoustical Tile 
A finishing material in a building usually found in the ceiling or walls for the purpose of noise control 
 
 
 
Actinolite 
One of the six naturally occurring asbestos minerals. It is not normally used commercially. 
 
 
 
addenda (n) 
Changes made to working drawings and specifications for a building before the work is bid 
 
 
 
AHERA 
Asbe...
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