PADI Open Water Chapter#2 Knowledge Review Answers 2023 passed

PADI Open Water Chapter#2 Knowledge Review AnswersCheck one. "Underwater, objects appear __________, making them seem __________ and/or __________." a. minimized, smaller, further away. b. magnified, larger, closer. - correct answer b. magnified, larger, closer. Check one. Since it travels about four times faster in water than in air, you will have difficulty determining the origin of __________ underwater. a. Light b. Sound - correct answer b. Sound Fill in the blank with the appropriate word: faster or slower. "Water conducts heat away from your body __________ than air does." - correct answer "Water conducts heat away from your body faster than air does." Describe what you should do if you begin shivering continuously underwater. - correct answer Get out of the water, dry off and seek warmth. Of the procedures you can follow to compensate for the increased resistance of water while diving, check those listed here: a. Streamline yourself and your equipment. b. Avoid rapid, jerky movements. c. Move slowly and steadily d. Pace yourself. - correct answer a. Streamline yourself and your equipment, b. Avoid rapid, jerky movements, c. Move slowly and steadily, d. Pace yourself. Check the statement that best describes the proper breathing pattern for diving. a. Consistently rapid and shallow. b. Consistently slow and deep. - correct answer b. Consistently slow and deep. It is easy to prevent overexertion while diving. Check the proper preventative measures listed here. a. Move slowly and avoid extended strenuous activity. b. Use your arms rather than your legs for propulsion underwater. c. Know your physical limits. - correct answer a. Move slowly and avoid extended strenuous activity, c. Know your physical limits. Explain what to do if you become overexerted while diving. a. Under water: b. At the surface: - correct answer a. Under water: Stop all activity, breathe deeply and rest. Hold onto an object for support if possible. b. At the surface: Establish buoyancy and stop moving. Rest and catch your breath. Once recovered move at slower pace. Check each statement that describes a technique used for airway control: a. Use your tongue as a splash guard by placing the tip on the roof of your mouth. b. Inhale slowly. c. Avoid rapid, jerky movement. d. Inhale cautiously. - correct answer a. Use your tongue as a splash guard by placing the tip on the roof of your mouth, b. Inhale slowly, d. Inhale cautiously. Explain why it is important not to wear a tight-fitting hood. - correct answer A hood that's too tight can cause changes in the heart rate due to compression of the arteries in the neck. Check the appropriate answer. The most important feature of any weight system is: