100% satisfaction guarantee Immediately available after payment Both online and in PDF No strings attached
logo-home
SDI Open Water Set Questions and Answers | 100% Pass $9.99   Add to cart

Exam (elaborations)

SDI Open Water Set Questions and Answers | 100% Pass

 6 views  0 purchase
  • Course
  • SDI
  • Institution
  • SDI

SDI Open Water Set Questions and Answers | 100% Pass What is the absolute pressure (in atm) at 66 feet? - Answer-2 atm What will be the volume in a ball that is filled with two cubic feet of air at 99 feet when it's taken to the surface? - Answer-8 cubic feet How many more times dense is the a...

[Show more]

Preview 2 out of 13  pages

  • October 7, 2024
  • 13
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • SDI
  • SDI
avatar-seller
EmillyCharlotte
EMILLYCHARLOTTE 2024/2025 ACADEMIC YAER
©2024 EMILLYCHARLOTTE. ALL RIGHTS RESERVED
FIRST PUBLISH SEPTEMBER 2024

SDI Open Water Set Questions and
Answers | 100% Pass

What is the absolute pressure (in atm) at 66 feet? - Answer✔✔-2 atm


What will be the volume in a ball that is filled with two cubic feet of air at 99 feet when

it's taken to the surface? - Answer✔✔-8 cubic feet

How many more times dense is the air in a balloon at 4 atm compared to the air density

at the surface? - Answer✔✔-4 X as dense

What is the abbreviation for an atmosphere? - Answer✔✔-atm

If a scuba cylindar lasts 2 hours (120 minutes) at sea level, how long will it last at 66

feet? - Answer✔✔-40 minutes

How often should a diver equalize during a descent? - Answer✔✔-Early and often

What should you do if you experience discomfort in your ears while descending? -

Answer✔✔-Stop descent, ascend a few feet. Equalize, then descend again.

What is a reverse block? - Answer✔✔-Pressure caused by air spaces in your body

expanding during ascent.

What is squeeze? - Answer✔✔-The painful compression of air spaces in your body or

equipment during descent.

What should you do if you experience a reverse block upon ascending? - Answer✔✔-

Descend a few feet until the pain subsides. Wait a few moments. Then, ascend again.


1/13

, EMILLYCHARLOTTE 2024/2025 ACADEMIC YAER
©2024 EMILLYCHARLOTTE. ALL RIGHTS RESERVED
FIRST PUBLISH SEPTEMBER 2024
What is the most important rule in scuba diving? - Answer✔✔-Never hold your

breath!

What is the most serious injury that a diver can suffer from if they hold their breath while

ascending? - Answer✔✔-Lung over-expansion injury (possibly fatal)

Which gas component in air causes decompression sickness and narcosis? -

Answer✔✔-Nitrogen

What medical problem can occur if a diver ascends much too rapidly for nitrogen to be

slowly released, or off-gassed? - Answer✔✔-Decompression Sickness

List at least 5 factors that can predispose a diver to decompression sickness. -

Answer✔✔-1. Obesity

2. Age

3. Illness

4. Past/Present Injuries

5. Prior History of DCS

6. Fatigue

7. Dehydration

8. Smoke inhalation

9. Use of drugs/alcohol prior to dive

10. Repetative Dives

11. Overexertion

12. Cold Water

13. Diving at higher altitudes

2/13

The benefits of buying summaries with Stuvia:

Guaranteed quality through customer reviews

Guaranteed quality through customer reviews

Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.

Quick and easy check-out

Quick and easy check-out

You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.

Focus on what matters

Focus on what matters

Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!

Frequently asked questions

What do I get when I buy this document?

You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.

Satisfaction guarantee: how does it work?

Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.

Who am I buying these notes from?

Stuvia is a marketplace, so you are not buying this document from us, but from seller EmillyCharlotte. Stuvia facilitates payment to the seller.

Will I be stuck with a subscription?

No, you only buy these notes for $9.99. You're not tied to anything after your purchase.

Can Stuvia be trusted?

4.6 stars on Google & Trustpilot (+1000 reviews)

67096 documents were sold in the last 30 days

Founded in 2010, the go-to place to buy study notes for 14 years now

Start selling
$9.99
  • (0)
  Add to cart