100% satisfaction guarantee Immediately available after payment Both online and in PDF No strings attached
logo-home
Previously searched by you
Previously searched by you
logo
SSI open water final exam, SSI Open Water Final Exam, SSI Open Water Diver Final Exam All Questions and Answers (100% correct). $12.99
Add to cart
Quickly navigate to
Preview
  2.  
  3. SSI Open Water Diver Certification
  4.  
  5. SSI Open Water Diver Certification

Exam (elaborations)

SSI open water final exam, SSI Open Water Final Exam, SSI Open Water Diver Final Exam All Questions and Answers (100% correct).

1 review
 4 purchases
  • Course
  • SSI Open Water Diver Certification
  • Institution
  • SSI Open Water Diver Certification

SSI open water final exam, SSI Open Water Final Exam, SSI Open Water Diver Final Exam Which of the statements concerning sound transmission underwater is incorrect? -Sound will travel farther underwater then in air -Divers find it difficult to locate the direction of a sound producing source ...

[Show more]

Preview 3 out of 20  pages

Document information

  • May 18, 2025
  • 20
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

Subjects

  • ssi open water final exam ssi open water final ex

Written for

  • SSI Open Water Diver Certification
  • SSI Open Water Diver Certification

1  review

review-writer-avatar

By: Khana • 2 weeks ago

Seller

avatar-seller
EDUProf

Reviews received

Content preview

SSI open water final exam, SSI Open
Water Final Exam, SSI Open Water Diver
Final Exam


Which of the statements concerning sound transmission underwater is incorrect?
-Sound will travel farther underwater then in air
-Divers find it difficult to locate the direction of a sound producing source
-Divers find it easy to talk to each other directly through water
-Sound travels four times faster underwater than in air

-Divers find it easy to talk to each other directly through water

The absolute pressure expressed in terms of atmospheres absolute at 33 feet in sea water is:
-2 ata
-1 ata
- 4 ata
- 3 ata

2 ata

The condition in which certain colors are diminished as depth increases is called:
-Refraction
-Turbidity
-Diffusion
-Absorption

Absorption

Earplugs
-Aid equalization of the middle of the ear
- Protect against cold
-Should never be worn while diving
-Protect ears from squeeze

-Should never be worn while diving

Gauge pressure is defined as:
- Hydrostatic pressure minus 1 ata
- The pressure at the surface
- The depth reading on a gauge
- Absolute pressure minus 1 ata

,- Absolute pressure minus 1 ata

Sinus squeeze can be prevented by:
-Valsalva technique
- Wearing earplugs
- Tilting the divers head back and forth
- Not diving with a cold

- Not diving with a cold

The event that led to the use of the acronym SCUBA to describe diving was:

The development of the demand regulator in 1943

Ear squeeze can be prevented by
-Relaxing
-All answers are correct
- Never diving with a cold
- rotating the jaw, swallowing or Valsalva

-All answers are correct

The first symptom of a sinus squeeze is usually:
- a dull pain deep within the head
- a sharp pain at the base of the neck
- a crushing pain high in the chest
- a sharp pain above the eyes

- a sharp pain above the eyes

If you experience pain in the ear during descent:
-Stop the descent and ascend till the pain stops
- abort the dive
-place a finger in the ear canal and gently massage the ear until the pain ceases
- continue the descent while gently exhaling into the mask

- continue the descent while gently exhaling into the mask

Body heat is lost at a rate of ___ than air.

25-30 times faster

Proper equalization techniques must be learned in order to:
-prevent sinus squeeze
-prevent ear pain
-prevent squeeze injuries
- all answers are correct

- all answers are correct

Salt water weighs ___ pounds per cubic foot and freshwater weighs ___ pounds per cubic foot.

, 64/62.5

Underwater, the bending of light rays causes objects to appear to be:

closer

The purpose of equalization is to:
-ensure the uneven application of pressure between the water and air spaces in the body
-prevent water from entering air spaces in the body
-introduce additional air into body air spaces in response to increasing external pressure
-remove all fluids from body air spaces

-introduce additional air into body air spaces in response to increasing external pressure

One atmosphere of pressure is defined as
-1 ata
-each 34ft of depth in freshwater
-each 33ft of depth in saltwater
-all answers are correct

-all answers are correct

The three primary features to look for in a quality Exposure System are:

Thickness,fit, seam integrity

An object immersed in water will be buoyed upward by a force ______ the weight of the water it
displaces.

equal to

A high pressure scuba cylinder should be stored:
-secured with a minimum of 500 t0 750 psi
-lying flat with no air
-with the valve slightly open to allow air expansion
-secured with the valve open

-secured with a minimum of 500 t0 750 psi

The most efficient breathing pattern for scuba diving is:

deep balanced inhalation followed by long balanced exhalation, without any pause

One of the primary factors contributing to heat loss for divers is:
-Absorption
-Convection
-Diffusion
-Refraction

-Convection

The Information System components are:

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 EDUProf. Stuvia facilitates payment to the seller.

Will I be stuck with a subscription?

No, you only buy these notes for $12.99. You're not tied to anything after your purchase.

Can Stuvia be trusted?

4.6 stars on Google & Trustpilot (+1000 reviews)

55731 documents were sold in the last 30 days

Founded in 2010, the go-to place to buy study notes for 15 years now

Start selling
$12.99  4x  sold
  • (1)
Add to cart
Added