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Scuba Diving Open Water VIP Certification Exam

Scuba Diving — This practice exam mirrors the PADI Open Water Diver final knowledge review exam (50 questions, 75% passing score, no official time limit), which covers five knowledge sections: physics of diving, equipment, basic scuba skills, dive environment, and dive planning. PADI is the world's largest recreational diving training organization; its Open Water certification is the global entry-level standard recognized by dive operators worldwide.

54
Questions
90m
Time Limit
75.00%
To Pass
Question 1 of 54👑 VIP

A diver descends from the surface to a depth of 33 feet (10 meters) of seawater. If she is carrying a flexible air space (such as a partially inflated balloon) that holds 4 liters at the surface, approximately how large will that air space be at 33 feet?

Questions 2–54 and full explanations are VIP-exclusive.