QUeStIOnS AnD COrreCtlY Well DeFIneD AnSWerS lAteSt AlreADY
GrADeD A+ || JUSt releASeD.
1 bar is what depth?
0m/0ft
2 bar is what depth?
33ft/10m
2 Types of aquatic interactions are?
passive and active
3 bar is what depth?
66ft/20m
3 types of valves are?
K; J; DIN
4 bar is what depth?
99ft/30m
,75% heat loss in body occurs in?
The head
Air is made up of?
Nitrogen and Oxygen
Aquatic life injuries are a result of?
diver carelessness
As you descend, colors fade from...
Red to blue
As you go deeper you use your air ___?
faster
Avoid bottom contact by:
remaining neutrally buoyant, swimming with your feet up off the bottom
Before diving, don't
drink excessively the night before
Best tidal level for diving is...
high tide
, T/F? Carry a slate with you in order to communicate/carry info.
True
Collecting bags are useful for
collecting under water garbage; carrying several objects at once
Decompression illness implies
both decompression sickness and lung over expansion injuries
Do tides generate rip currents?
No
Do you always feel the pressure in body air spaces?
Only if the pressure is different inside and outside of the air spaces.
Factors that affect visibility are?
water movement, weather, suspended particles, bottom composition
Features of the BCD are
Hold enough air; large deflation hose; low pressure inflation system; relief valve;
comfortable fit