Padi quiz 1 review

If an object is neutrally buoyant (does not sink or float) in fresh water, the same object placed into salt water would

• sink

• either sink or float.

• do nothing

• float

As I descend, I need to equalize air spaces. Which of the following are accepted ways of equalizing my ears.

• Block my nose and attempt to gently blow through it

• Swallow and wiggle the jaw from side to side

• Block my nose and blow forcefully for an extend period

During a descent, I try to equalize but discover I'm having trouble doing so. Which of the following is correct<

• Slow my descent, signal my buddy to slow down, and equalize more forcefully.

• Stop my descent, signal my buddy, ascend slightly and try again

• Continue my descent while equalizing repeatedly

• Signal my buddy, ascend to the surface and start my descent over.

I should equalize

• early and often, before I feel discomfort

• When I begin to feel discomfort

• only if I experience pain

I should not dive with a cold , nor use medications to dive with a cold

• True

• False

If I feel discomfort in a body air space while ascending, the correct action is to

• Continue my ascent while blowing against block nostrils

• Stop, descend slightly and give trapped air time to work its way out

• Descend at least 10 meters/33 feet, then resume my ascent

My buddy and I are planning a dive to 18meters/60 feet. We would expect our air to last ___________ at 10 meters/33 feet, all else being the same.

• longer than

• shorter than

• the same as

During a dive, I swim hard to keep up with a fish that interests me , but shortly begin to feel like I can't get enough air. The correct action would be to

• Signal my buddy and head up to the surface

• Use the regulator purge button to boost air flow

• Stop all activity and rest to restore proper deep, slow breathing.

An object that is neutrally buoyant in fresh water will ______ in salt water

• sink

• float

• be neutrally buoyant

There is no way to use a DIN regulator on a yoke cylinder valve

• true

• false