IAAI CFI & NFPA 921 Exam-Prep Quiz with complete solutions | Latest 2025/2026 Update.

IAAI CFI & NFPA 921 Exam-Prep Quiz
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with complete solutions | Latest i,- i,- i,- i,- i,-




2025/2026 Update. i,-




Fire Chemistry
i,- i,-i,- i,- The study of the chemical processes in fire
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*such as state change, decomposition and combustion
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Fire Dynamics
i,- The principles of this discipline are the same in
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a vehicle as in a structure
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"Rule of Nines"i,- Medical concept, where major body areas are
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represented by increments of 9% i,- i,- i,- i,-




*For example the head equals 9%
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Fire Dynamics
i,- The study of how chemistry, fire science, heat
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transfer, and fluid mechanics interact and influence fire behavior
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Fire Dynamics
i,- i,-i,- i,- Fire patterns are generally due to this factor
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,Fire Dynamics Analysis
i,- Zone models, Field Models, and
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Computational Fluid Dynamics Models are examples of what?
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Fire Effects
i,- i,-i,- i,- The underlying data used to identify fire patterns
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Fire Flanks
i,- i,-i,- i,- The lateral sides of a wildfire
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Fire Hazard
i,- Electrical equipment and conductors used
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appropriately and protected properly do not normally present
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WHAT?


Fire Head
i,- i,-i,- i,- The advancing and most rapid section of the
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wildfire


Fire Heel
i,- The section of a wildfire where fire spread is called
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"backing fire"
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Fire Pattern
i,- i,-i,- i,- Visible or measurable changes formed by a fire
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effects


Fire Patterns
i,- Surface deposits, surface thermal effects,
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charring, penetration, and consumption are the five categories of
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what?

,Fire Plume
i,- i,-i,- i,- The column of hot gases, flames, and smoke rising
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above fire i,-




Fire Plume
i,- This is thought to be the single most important
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factor in fire scene reconstruction
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Fire Point
i,- The temperature at which a vaporizing liquid
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results in sustained burning
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Fire Science
i,- The study of the basic understanding of ignition
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and combustion
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Fire Science
i,- The body of knowledge concerning fire, fire
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dynamics, thermodynamics, fire chemistry etc
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Fire Spread
i,- The fire characteristic that has three mechanisms:
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direct flame impingement, remote ignition by heat transfer, and
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dropdown


Fire Tetrahedron
i,- A concept of fire science, which explains i,-i,- i,- i,- i,- i,- i,- i,- i,- i,-



that fire is comprised of the fuel, oxidizing agent, heat, and an
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uninhibited chemical chain reaction i,- i,- i,-

, Five Compartments
i,- i,-i,- i,- How many compartments can a vehicle
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be divided into?
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(exterior, engine, passenger, cargo, and underchassis)
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Flames i,-i,- i,- A phenomenon that is NOT present in all fires
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*For example, smoldering fires
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Flammable Range i,- i,-i,- i,- The range between LEL and UEL
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Flash Point The lowest temperature of a liquid that leads to a
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momentary flame across its surface i,- i,- i,- i,-




Flashover A phenomenon characterized when the upper layer
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reaches 1100°F and the heat flux reaches 20 kW/m2 (or 2 W/cm2)
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Forces i,-i,- i,- The purpose of building's structure is to resist WHAT?
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Fugitive Gas i,- i,-i,- i,- Also known as "escaping gas"
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