Try these questions from the PADI Open Water Diver course manual
1. Water temperature often changes with depth, usually getting colder as you descend. Water tends to form distinct layers based on temperature, with a boundary so abrupt that in calm waters you can swim in warm water and stick your hand into distinctly colder water. This is called a .
2. True or False: to reasonably asssure you remain symptom free from decompression sickness when flying in a commercial jet airliner after diving, wait 12 hours -
3.What is the minimum surface interval required between a dive to 18 meters for 40 minutes followed by a dive to 14 meters for 60 minutes? Minimum Surface Interval = Minutes
4. When using the RDP for planning a dive in cold water or under conditions that may be more strenuous than usual, plan your dive as thought the depth were meters deeper than it actually is.
5. True or False : "If you feel discofort in your ears while descending, continue downward until the discomfort is gone."
6. What is your pressure group after a dive to 12 meters for 24 minutes ?
7. A diver in pressure group G plans a dive to 17 meters. What is the maximum allowable bottom time according to the Recreational Dive Planner ? Minutes
8. The proper speed for ascending is no faster than meters per minute. A slower rate is acceptable, and appropriate.
Score :