Download PADI Open Water Certification Final Exam Practice Questions and more Exams Water Resources Planning and Management in PDF only on Docsity! PADI Open Water Certification Final Exam Practice Questions A diver is 30 meters/99 feet underwater. The water pressure at this depth would be ____ times more than the pressure at the surface. - ansFour A properly fitting wet suit keeps me warm by - ansReducing the amount of water moving in and out of my suit After getting an unresponsive (unconscious or dazed) diver out of the water I should keep checking for - ansbreathing Besides being required for diver training, my log book is something that - ansgives me a record of my dive experience Diving is easier, safer, and more fun when I - ansdive with a buddy Diving with enriched air requires special training and procedures. Using enriched air without proper training and procedures can cause - ansOxygen toxicity (poisoning) For a given depth, the no stop time is shorter on a repetitive dive than on the first dive. - ansTrue How can I avoid disorientation (confusion) on a dive in either low visibility or very clear water? - ansDescend (go down) and ascend (go up) along the bottom or by using a reference line How can I stay with my buddy on a scuba dive? - ansDecide who will lead the dive, which side of the leader I will be on, and where we are going to go I put air into balloon underwater at 10 meters/33 feet and then I take it to the surface. The balloon will ____ - ansExpand (become larger) to twice the size I should take a local area orientation dive whenever I - ansdive in a new place If an object is neutrally buoyant in salt water, what will happen to the object if put into fresh water? - ansThe object will sink If I am part of a three person dive buddy team and one of my buddies gets separated: - ansAll three divers should enact the procedures for reunititng If I experience overexertion, I should - ansstop all activity, signal my buddy and rest If I get cold while diving and I can't stop shivering (shaking), what should I do? - ansStop diving immediately, get out of the water, dry off, and change into something warm. If I hold a glass full of air upside down, and I take it to the bottom of the swimming pool without tipping it, the density (thickness) of the air inside the glass will be ____ at the surface? - ansgreater than Imagine I accidentally get tangled in something. What should I do first? - ansStop, think, and slowly untangle myself Most diver injuries caused by aquatic animals happen because: - ansthe animal is protecting itself from the diver Situation: When I am low on air but not out of air - ansRecommended Action: Normal ascent--go up normally Situation: When my buddy is near and I am out of air - ansRecommended Action: Alternate air source ascent--using my buddy's alternate air source Situation: When my buddy is too far away and I am deeper than 9 meters/30 feet - ansRecommended Action: Buoyant emergency ascent--drop my weight system Situation: when my buddy is too far away and I am shallower than 9 meters/30 feet - ansRecommended Action: Controlled Emergency Swimming Ascent (CESA)--swimming up to the surface making a continuous should (like ahhhh) Something underwater that does not float and does not sink is - ansNegatively Buoyant Sound travels well in water, and it is difficult to tell - answhere the sound is coming from The dive will be easier, I will use less air and I will get less tired if I - ansmove slowly and steadily There is a mild current on my dive. Normally, I should begin my dive - ansswimming against or into the current To control my buoyancy as I ascend after a dive, I should - ansFrequently release small amounts from my BCD Water movement, weather, and the suspended particles (floating silt) in the water affect - ansUnderwater visibility What can happen to me if I hold my breath while ascending on a scuba dive? - ansMy lungs can over-expand, which could cause serious injury
