Exam (elaborations)
SDI Chapter 3 exam with correct answers
- Course
- Institution
What is the main purpose of a snorkel?correct answerIt's useful on long surface swims because it allows you to conserve air from your scuba cylinder. How do you know if a mask fits correctly?correct answerYou press it against your face and inhale through the nose, if it stays then you are good. ...
[Show more]