Padi Certification Exam question n answers rated A+ 2023

Padi Certification ExamIf an object is neutrally buoyant in fresh water, the same object placed into salt water would... a. sink b. either sink or float c. do nothing d. float - correct answer d. float I blow up a balloon, tie it off, and take it to the bottom of the swimming pool. What will happen to the balloon and the air inside it? a. the balloon will get bigger and the air inside the balloon will be less dense b. the balloon will get smaller and the air inside the balloon will be more dense c. the balloon will get bigger and the air inside the balloon will be more dense d. the balloon will get smaller and the air inside the balloon will be less dense - correct answer b. the balloon will get smaller and the air inside the balloon will get more dense I turn a glass upside down, trap the air in it by putting it in water, and then I take the glass down to 10 meters/33 feet. The air space would... a. become half the size it was at the surface b. not change in size c. become 1/3 the size it was at the surface d. become 2/3 the size it was at the surface - correct answer a. become half the size it was at the surface If I am not able to equalize my body air spaces, it may be because I have... a. seasickness b. heart disease and high blood pressure c. a cold, allergy or another medical problem d. anxiety - correct answer c. a cold, allergy or another medical problem If my ears or sinuses hurt while I am descending, it usually means... a. my air spaces are equalized b. my mask strap is too tight c. I am feeling a squeeze and need to clear d. my mask is too small - correct answer c. I am feeling a squeeze and need to clear The best place for me to position an alternate air source is... a. loose by my side so I can find it fast b. in the triangle area formed by my chin and the lower corners of my rib cage c. the base of my cylinder d. to the back of my BCD between my shoulder blades and waist - correct answer a. loose by my side so I can find it fast Lung overexpansion injuries can be caused by... a. scuba diving without a buddy b. continuing a dive when not properly weighted c. not drinking enough water before scuba diving d. holding my breath while scuba diving - correct answer d. holding my breath while scuba diving If my cylinder of air lasts 60 minutes while I am at the surface breathing normally, assuming all else is the same, how long will it last at 20 meters/66 feet breathing normally? a. 60 minutes b. 20 minutes c. 15 minutes d. 12 minutes - correct answer b. 20 minutes How often should I take my scuba cylinder to be visually inspected by my dive center? a. once a year b. once every two years