PADI Open Water Chapter#1 Knowledge Review Answers and questions.

PADI Open Water Chapter#1 Knowledge Review Answers and questions. True or False. An object is neutrally buoyant when it displaces an amount of water less than its own weight. - correct answers.False Explain why buoyancy control, both on the surface and underwater, is one of the most important skills you can master. On the surface: Underwater: - correct answers.On the surface: To conserve energy while resting or swimming. Underwater: To stay off the bottom and avoid crushing or damaging delicate aquatic life. Fill in the blanks with the appropriate words: fresh water or salt water. "The same object would be more buoyant in __________ than it would be in __________." - correct answers."The same object would be more buoyant in salt water than it would be in fresh water." True or False. "Because water is much denser than air, the pressure change for a given distance ascent or descent is significantly greater in water than in air.'' - correct answers.True Complete the following chart for a sealed flexible bag, full of air at the surface. - correct answers.0m/0ft 1 bar/ATM 1 x 1 10m/33ft 2 bar/ATM 1/2 x 2 30m/99ft 4 bar/ATM 1/4 x 4