Questions & Answers 100% Accurate!
What is the least expensive form of fire protection? - ANSWERSFire prevention
List three common causes of shipboard fires - ANSWERS1. Smoking
2. Spontaneous combustion
3. Galley operations
Most galley fires are caused by __________. - ANSWERSpoor housekeeping and
carelessness
From a fire prevention standpoint, good housekeeping means __________. -
ANSWERSa place for everything and everything in its place
Storage batteries are potential sources of ignition during charging because they emit
__________. - ANSWERShydrogen
Any operation that requires heat to do a job or generates heat during the job is known
as __________. - ANSWERShot work
How long after the completion of a welding/torch operation should the fire watch
conduct a final inspection? - ANSWERS30 minutes OR cool to touch
Who implements a vessel's fire and life safety program? - ANSWERSAll hands
A list of crew members' positions and assigned locations is known as the __________. -
ANSWERSstation bill
What are the four parts to the fire tetrahedron? - ANSWERS1. Heat
2. Oxygen
3. Fuel
4. Chain Reaction
According to the __________, heat tends to flow from a hot substance to a cold
substance. - ANSWERSLaw of Heat Flow
The transfer of heat from one body to another body by direct contact is known as
__________. - ANSWERSconduction
A hand held a few inches above a flame feels the heat by __________. -
ANSWERSconvection
, A hand held a few inches to the side of a flame feels the heat by __________. -
ANSWERSradiation
Flaming combustion cannot be supported below what oxygen concentrations? -
ANSWERS15%
Combustion cannot be support below what oxygen concentrations? - ANSWERS3%
Temperature at which a material gives off enough vapors to momentarily flash when
exposed to an ignition source is called __________. - ANSWERSflash point
The minimum and maximum percentage's of a substance in air that burns once it is
ignited is known as __________. - ANSWERSflammable limits/range
Compressible substance with no specific volume that tends to assume the shape of its
container is __________. - ANSWERSgas
In the North American fire classification system, which type of fire involves ordinary
combustible materials? - ANSWERSClass A
In the North American fire classification system, which type of fire involves flammable
and combustible liquids and gases? - ANSWERSClass B
Another name for a small fire in the ignition or growth stages is the __________ Phase -
ANSWERSIncipient
The tendency of gases to form layers according to their temperature is known as
__________. - ANSWERSthermal layering
The most hazardous part of smoke is what? - ANSWERSCarbon monoxide
A condition that occurs when flames move through or across unburned gases during a
fire's progression is known as a __________. - ANSWERSrollover
During what stage of a fire does the amount of heat energy released begin to decline
and become fuel controlled? - ANSWERSDecay
An explosive ignition of gases that results when air enters a compartment and mixes
with hot, unburned gases is known as __________. - ANSWERSback draft
What signs can you look for to indicate a back draft? - ANSWERS- Smoke stained
windows
- Smoke exiting under pressure
- Appearance of door trying to "breathe"
Rapid oxidation is more commonly known as __________. - ANSWERScombustion