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Basic Firefighting Chapters 1-5 Questions
and Correct Answers/ Latest Update /
Already Graded
Pyrolysis
Ans: Solid turns into a vapor so it may burn
Three Things Necessary for Fire
Ans: Fuel, Oxygen, heat
Fuel
Ans: Source to vaporize and burn
Oxygen
Ans: Combines with vapor to fuel fire
Heat
Ans: Raises the temperature of vapor to ignite
4 Hazardous By-products to life of combustion
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Ans: Flames: burns & respiratory damages
Heat: dehydration, heat exhaustion, burns
Gasses: CO2 & CO excess, O2 deficient
Smoke: chemical droplets/ toxins
Radiation
Ans: Transfer of heat with no substance of material
Convection
Ans: transfer of heat through heated matter such as smoke,
hot air, or flying embers
Chain reaction
Ans: Burning vapor which produces heat, releasing and igniting
more vapor, burning more vapor, producing more heat, etc.
Smoldering
Ans: Decay stage, watch for back draft. Last stage of fire
Incipient
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Ans: Growth stage with radiation feedback. First stage of fire.
Stages of fire
Ans: Incipient> Free burning> Smoldering
Class B Fire
Ans: Bravo: Flammable/Combustible Liquids
Ex. Fuel oil
Primary extinguishing: FOAM
Class C Fire
Ans: Charlie: Electrical Equipment
Ex. circuits, fuses, breakers
Primary extinguishing: CO2
Class K Fire
Ans: Kilo: Galley
Ex. Vegetable oil, lard
Primary Extinguishing: Wet chemical
All rights reserved © 2025/ 2026 |
Basic Firefighting Chapters 1-5 Questions
and Correct Answers/ Latest Update /
Already Graded
Pyrolysis
Ans: Solid turns into a vapor so it may burn
Three Things Necessary for Fire
Ans: Fuel, Oxygen, heat
Fuel
Ans: Source to vaporize and burn
Oxygen
Ans: Combines with vapor to fuel fire
Heat
Ans: Raises the temperature of vapor to ignite
4 Hazardous By-products to life of combustion
All rights reserved © 2025/ 2026 |
, Page |2
Ans: Flames: burns & respiratory damages
Heat: dehydration, heat exhaustion, burns
Gasses: CO2 & CO excess, O2 deficient
Smoke: chemical droplets/ toxins
Radiation
Ans: Transfer of heat with no substance of material
Convection
Ans: transfer of heat through heated matter such as smoke,
hot air, or flying embers
Chain reaction
Ans: Burning vapor which produces heat, releasing and igniting
more vapor, burning more vapor, producing more heat, etc.
Smoldering
Ans: Decay stage, watch for back draft. Last stage of fire
Incipient
All rights reserved © 2025/ 2026 |
, Page |3
Ans: Growth stage with radiation feedback. First stage of fire.
Stages of fire
Ans: Incipient> Free burning> Smoldering
Class B Fire
Ans: Bravo: Flammable/Combustible Liquids
Ex. Fuel oil
Primary extinguishing: FOAM
Class C Fire
Ans: Charlie: Electrical Equipment
Ex. circuits, fuses, breakers
Primary extinguishing: CO2
Class K Fire
Ans: Kilo: Galley
Ex. Vegetable oil, lard
Primary Extinguishing: Wet chemical
All rights reserved © 2025/ 2026 |