Scuba acronym - Study guides, Class notes & Summaries

SSI Open Water Exam With Correct Solutions 2024 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 - correct answer.-Divers find it easy to talk to each other directly through water The absolu...

SSI Open Water Diver Exam Questions and Answers All Correct One atmosphere of pressure is defined as: a) Each 34 feet of depth in freshwater b) each 33 ft. of depth in saltwater c) 1 ata d) All answers are correct. - ANSWER All answers are correct The absolute pressure expressed in terms of atmospheres absolute at 33 ft. in sea water is: a) 1 ata b) 3 ata c) 2 ata d) 4 ata - ANSWER 2 ata Underwater, the bending of light rays causes objects ...

Earplugs A-Aid equalization of the middle of the ear B- Protect against cold C-Should never be worn while diving D-Protect ears from squeeze - Answer- C The first symptom of a sinus squeeze is usually: A- a dull pain deep within the head B- a sharp pain at the base of the neck C- a crushing pain high in the chest D- a sharp pain above the eyes - Answer- D One atmosphere of pressure is defined as: A-Each 34 ft of depth in freshwater B-Each 33 ft of depth in seawater C-1 ata ...

If you experience pain in the ear during descent: A - Place a finger in the ear canal and gently massage the ear until the pain ceases B - Stop the descent and ascend until the pain stops C - Continue the descent while gently exhaling into the mask D - Abort the dive - Answer- B - Stop the descent and ascend until the pain stops Earplugs: A - Protect against cold B - Protect the ears from squeeze C - Aid equalization of the middle ear D - Should never be worn while div...

SCUBA Acronym - ANSWER self-contained underwater breathing apparatus equalizing mask pressure - ANSWER exhale small amount of air from nose into mask Types of cylinders - ANSWER Aluminum - less durable but doesn't rust; store open Steel - more durable but rusts when in contact with water; store with pressure

This on-line curriculum is meant to supplement face-to-face instruction with a qualified NAUI Instructor. - ANSWER True The acronym SCUBA stands for: - ANSWER Self-contained underwater breathing apparatus The scuba cylinder provides the diver with compressed: - ANSWER Air

Describing diving with the acronym SCUBA came from what event? The development of the demand regulator in 1943. Earplugs: Should never be worn while diving. If a flexible air-filled container has a volume of 40 cu ft on the surface, what would the volume be at 99 feet in sea water? (rounded off) 10 cu Absolute pressure is defined as: The total pressure exerted on an object. The greatest relative pressure change in sea water takes place between ____ and ____ feet. ...

SSI FINAL EXAM 2024/2025 WITH 100% ACCURATE SOLUTIONS The event that led to the use of the acronym SCUBA to describe diving was: A. Post-WWII equipment refinements B. The invention of the diving helmet in circa 1800 C. The development of the demand regulator in 1943 D. The development of air pumps in the 19th century - Precise Answer C. The development of the demand regulator in 1943 Absolute pressure is defined as: A. The pressure at the surface plus 1 ata B. The weight of the...

This on-line curriculum is meant to supplement face-to-face instruction with a qualified NAUI Instructor. - True The acronym SCUBA stands for: - Self-contained underwater breathing apparatus The scuba cylinder provides the diver with compressed: - Air By diving with a submersible pressure gauge (monitoring regularly) and with a buddy equipped with a back-up air source there is little risk of running out of air while scuba diving: - True The NAUI Scuba Diver certification is your "li...

One atmosphere of pressure is defined as: Each ______ feet of depth in freshwater each ______ ft. of depth in saltwater ____ ata correct answers 34, 33, 1 The absolute pressure expressed in terms of atmospheres absolute at 33 ft. in sea water is: correct answers 2 ata Underwater, the bending of light rays causes objects to appear to be: correct answers Closer If you experience pain in your ears during descent: correct answers Stop the descent and ascend until the pain stops. ...