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If the volume of a gas is kept constant, what varies directly with temperature? correct answers Pressure At an altitude of about 16,000 feet, the atmospheric pressure is approximately correct answers one half the atmospheric pressure at sea level A diver and their equipment weighs 175 lbs. and is neutrally buoyant in saltwater. To be neutrally buoyant in freshwater, diving with the same equipment, they must correct answers remove weight The absolute pressure at a depth of 165 feet in sa...

One of your swimmers has a history of allergies. You would call 9-1-1 or the local emergency number if your swimmer was experiencing which of the following? correct answers Tightness in the throat Life-threatening emergencies include all the following situations EXCEPT? correct answers Heat cramps When providing care to a swimmer who has a head, neck or spinal injury, you would? correct answers Check whether a lifeguard is on duty before touching or moving the swimmer. To ensure that sa...

AQUATIC RECREATIONAL ACTIVITIES correct answers - refer to water sports such as swimming, diving, water-polo, sailing, skiing, surfing, rafting and other Competitive Water Sports correct answers can be either be individual or team-based. Individual Water Sports correct answers this is defined as individual performance that brings out the best in each contender. It requires great physical strength, perseverance, determination, positive attitude, and a burning desire to excel. Swimming co...

What types of environments might I dive in? correct answers - Coral reefs - Lakes and reservoirs - Springs - Human-made - Temperate water oceans - Rivers - Flooded quarries What six general environmental conditions can affect me while diving? correct answers - Temperature - Visibility - Water movement - Bottom composition - Aquatic life - Sunlight How can I expect depth to affect water temperature? correct answers - Water gets colder as you go deeper - Water forms distinct laye...

What are four common reasons people wreck dive? correct answers Curiosity History Aquatic Life Underwater Photograpny What two primary considerations have led to the development of shipwreck laws? correct answers Determining who had salvage rights Antiquity protection (natural resources or war graves) Why should only a trained archaeologist disturb artifacts on a historical wreck? correct answers Because they are trained to be able to learn a great deal about how objects lie near each ...

Flutter Kick correct answers Kicking near the surface, with fast, easy movements. The legs should be straight with a slight knee bend. Freestyle correct answers Swimmers propel their arms forward in a circular, alternating motion, while also alternating kicking each foot up and down. Recovery correct answers The phase of a swim stroke that starts when the arm exits the water and ends when the arm drops back into the water. Tennis ball correct answers A fuzzy yellow ball you use to play ...

inflate my BCD, switch to my snorkel and signal "okay" to the correct answers divemaster and buddy At 10 metres/33 feet you're _____ bar/ata of total pressure and the air density is ___ times as great as at the surface. correct answers 2 As I descend, I need to equalize air spaces. Which of the following are accepted ways of equalizing my ears? (choose all that apply) correct answers Block my noses and attempt to gently blow through it. Shallow and wiggle the jaw from side to side...

When making a Controlled Emergency Swimming Ascent (CESA) the diver should __________________________ to avoid a lung-expansion injury. exhale forcefully exhale lightly exhale - making a continuous "ah" sound. "blow and go" correct answers exhale - making a continuous "ah" sound. When making a Controlled Emergency Swimming Ascent, the diver should do which of the following in terms of his equipment? Ditch his weight belt and remove his regulator mouthpiece. ...

When making a Controlled Emergency Swimming Ascent (CESA) the diver should ___________to avoid a lung-expansion injury. a. exhale forcefully b. exhale lightly c. exhale, making a continuous "ah" sound d. "blow and go" correct answers c. exhale, making a continuous ah sound. When making a Controlled Emergency Swimming Ascent, the diver should do which of the following in terms of his equipment? a. Ditch his weight belt and remove his regulator mouthpiece. b. Ditch his weight ...

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 answers D float. Salt water is heavier than fresh water because it has dissolved minerals in it. This means it causes more upward force (buoyancy) on an object. An object that is neutrally buoyant in fresh water would float in salt water because there is greater upward force. See Being a Diver I - Buoyan...