PADI open water diver course (with Complete Solutions)

As I descend, I need to equalize air spaces. Which of the following are accepted way if equalizing my ears? a. Block my nose and attempt to gently blow through it b. Swallow and wiggle the jaw from side to side c. Block my nose and blow forcefully for an extended period correct answers Block my nose and attempt to blow gently through it During a descent, I try to equalize but discover I'm having trouble doing so. Which of the following is correct correct answers Stop my descent, signal my buddy, ascend slightly, and try again. I should equalize ______ and _____. correct answers Early and often I should not dive with a cold, nor use medications to dive with a cold a. True b. False correct answers True The most important rule in scuba diving is correct answers a. Breathe continuously and never hold my breath Failure to follow the MOST important rule in scuba diving can cause serious lung over expansion injuries, which in turn can cause paralysis and death True or false? correct answers True If I feel discomfort in a body air space while ascending, the correct action is to: a. Continue my ascent while blowing against blocked nostrils b. Stop, descend slightly and give trapped air time to work its way out. c. Descend at least 10metres/33feet, then resume my ascent correct answers B My buddy and I are planning a dive to 18 meters/ 60 feet. We would expect our air supply to last A- longer than B- shorter than C- the same as correct answers B During a dive, I swim hard to keep up with the fish that interests me, but shortly I begin to feel like I can't get enough air. The correct action would be to: a. Signal my buddy and head up to the surface b. Use the regulator purge button to boost air flow c. Stop all activity and rest to restore proper deep, slow breathing correct answers C An object that is neutrally buoyant I'm fresh water will_________in salt water correct answers Float