PADI Open Water Exam Study Guide with Complete Solutions
PADI Open Water Exam Study Guide with Complete SolutionsPADI Open Water Exam Study Guide with Complete Solutions When is an object positively buoyant? - ANSWER-When it displaces a volume of water weighing more than its own weight. When is an object negatively buoyant? - ANSWER-When it displaces a volume of water weighing less than its own weight. When is an object neutrally buoyant? - ANSWER-When it displaces a volume of water weighing the same as its own weight. Why two pieces of equipment do you use to control your buoyancy? - ANSWER-BCD, Lead weight What does buoyancy help with when you are underwater? - ANSWER-Controlling where you are What does buoyancy help with when you are at the surface? - ANSWER-Floatation, conserving energy How does the buoyancy of an object differ in fresh/salt water? - ANSWER-More buoyant in salt than fresh When you exhale what happens? - ANSWER-Lung volume decreases so you have less
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