AND ANSWERS FIRM A+
✔✔BWRAF - ✔✔BCD, weight, releases, air, final check
✔✔What do I do if I get separated from my buddy on a dive? - ✔✔Look for each other
for no more than 1 minute, and then ascend to the surface if you can't find them
✔✔How do my buddy and I manage our air supply together while diving? - ✔✔Plan your
dive around who breathes air the fastest.
Subtract your reserve/ascent supply from your starting pressure to find out how much
pressure you have for the main part of the dive
To be safe, plan to use half your air coming down, and half coming back
✔✔What are the 5 steps for a proper descent with scuba? - ✔✔1. Confirm that your
buddy is ready
2. Orient yourself to something
3. Switch from your snorkel to your regulator
4. Check your dive computer/timer
5. Signal "descend" and slowly deflate your BCD
✔✔What are the 5 steps for a proper ascent with scuba? - ✔✔1. Signal "up" and
confirm that your buddy is ready
2. Check your dive computer/timer to be sure you're within dive limits
3. Look up and hold your BCD deflator hose
4. Ascend no slower than your dive computer's maximum rate
5. Look up, turn as you ascend, and stay with your buddy
✔✔What is the maximum ascent rate? - ✔✔18 m/60 ft//min
✔✔What is a safety stop? - ✔✔A pause in your ascent between 6 m/20 ft and 3 m/10 ft
to give your tissues extra time to release dissolved gases for at least 3 minutes
✔✔When would I not make a safety stop? - ✔✔When you're assisting a diver who has
an air supply problem or if you're low on air
✔✔dive computer - ✔✔Tells you your time and depth underwater and guides you in
keeping dissolved nitrogen in your body within accepted limits
✔✔How do I measure/define visibility as a diver? - ✔✔The distance you can see
horizontally underwater
✔✔What 4 principles affect visibility? - ✔✔Water movement, weather, plankton, bottom
composition
, ✔✔When diving in a mild current, in what direction would I normally go? - ✔✔Swim
slowly into the current so that when you turn the dive, the current will push you back to
your exit point
✔✔What do I do if I'm caught in a current and am carried downstream from where I
planned to dive or exit the water? - ✔✔Swim perpendicular to the current
✔✔What two things in the water affect a diver? - ✔✔The waves and current
✔✔What is assessing conditions based on? - ✔✔The weather, season, water motion,
water appearance, reports online and from other divers, and dives made at similar sites
✔✔What should I do if I see a potentially aggressive animal underwater? - ✔✔Remain
still and calm. Swim away if you become uncomfortable
✔✔In what depth water do waves break? - ✔✔In the surf zone, in water only slightly
deeper than their height
✔✔surge - ✔✔A back-and-forth motion caused by waves passing overhead
✔✔undertow - ✔✔The water of waves flowing back to sea under incoming waves
✔✔rip current - ✔✔When waves push water over a long obstruction and the water
underneath funnels back to sea through an available opening
✔✔What should I do if I get caught in a rip current? - ✔✔Establish buoyancy and swim
at a sustainable pace parallel to the shore
✔✔upwelling - ✔✔Usually caused by wind blowing from shore, pushing surface water
away, resulting in cooler, deeper water rising towards the surface to replace it
✔✔What 3 environmental conditions does tide generally affect? - ✔✔The current,
depth, and visibility
✔✔bow - ✔✔The front of the boat
✔✔stern - ✔✔The back of the boat
✔✔port - ✔✔The left side of the boat as you face forward
✔✔starboard - ✔✔The right side of the boat as you face forward
✔✔leeward - ✔✔The side away from the wind