PADI Open Water VERIFIED 100% SOLUTION

PADI Open Water VERIFIED 100% SOLUTION SCUBA - ANSWER Self contained underwater breathing apparatus What is the pressure change for each 10m/33ft of depth change? - ANSWER 1 bar/1 ata/1 atmosphere What is the relationship between my depth in water and the pressure? - ANSWER The deeper you go in water, the more the pressure increases Pressure is expressed as the weight of air What is the relationship between pressure, and the volume and the density of air? - ANSWER As pressure increases, the gas volume decreases and the gas density increases If I take a volume of air from one depth to another depth, how much will the volume and density change? - ANSWER Volume will be 1/ata# Density will be ata# What 3 major body air spaces does increasing pressure affect as I descend? - ANSWER Ears, sinuses, mask What is a "squeeze"? - ANSWER The discomfort caused by pressure imbalance pulling tissue into the air space What is "equalization"? - ANSWER The addition of air to your air spaces as you descend How do I equalize as I descend? - ANSWER For ears and sinuses, pinch your nose and blow gently, or wiggle your jaw and swallow For mask, blow into it with nose How often should I equalize? - ANSWER Every meter/few feet, BEFORE you feel discomfort What should I do if I can't equalize? - ANSWER Stop your descent, signal problem and point to your ear, ascend a bit, and try again What can happen if I don't or can't equalize gently and keep descending? - ANSWER Fluid can rupture the eardrum Bruising around the face can occ