IAAI Definitions Study Guide for CFI
Exam 2025 Questions and Answers
FIRE - ... ANSWER☑️☑️...-A rapid oxidation process resulting in the evolution of light
and heat.
Energy - ... ANSWER☑️☑️...-The ability of matter to perform work by moving
objects or transforming heat.
Entrainment - ... ANSWER☑️☑️...-The process of air or gases being drawn into a
fire plume.
Fire Effects - ... ANSWER☑️☑️...-Observable or measurable changes in materials
due to fire.
Fire Dynamics - ... ANSWER☑️☑️...-The study of how chemistry, fire science, fluid
mechanics, and heat transfer interact to influence fire behavior.
Fire Patterns - ...ANSWER☑️☑️...-Visible or measurable physical changes or
shapes formed by fire effects.
Fire Spread - ... ANSWER☑️☑️...-The movement of fire from one place to another.
Flame - ... ANSWER☑️☑️...-A body or stream of gaseous material involved in the
combustion process and emitting radiant energy.
Flame Front - ... ANSWER☑️☑️...-The leading edge of a propagating combustion
reaction zone.
FOR STUDY PURPOSES ONLY ©️ 2025 ALL RIGHTS RESERVED 1
, Explosion - ...ANSWER☑️☑️...-The sudden conversion of potential energy into
kinetic energy with the release of gases under pressure.
Empirical Data - ... ANSWER☑️☑️...-Factual data based on measurements or direct
sensory experiments.
Drop Down - ... ANSWER☑️☑️...-The spread of fire by the falling of burning
materials.
Deflagration - ... ANSWER☑️☑️...-The propagation of a combustion zone at a
velocity less than the speed of sound.
Current - ... ANSWER☑️☑️...-The flow of an electrical charge.
Convection - ... ANSWER☑️☑️...-Heat transfer by circulation within a medium like
gas or liquid.
Conduction - ... ANSWER☑️☑️...-Heat transfer to another object through direct
contact.
Thermal Runaway - ... ANSWER☑️☑️...-The instability that occurs when heat
generation exceeds heat loss within a material.
Explosible - ... ANSWER☑️☑️...-A material with a pressure ratio at ignition equal to
or greater than 2.0 in any explosibility test.
Detonation - ... ANSWER☑️☑️...-The propagation of a combustion zone at a
velocity greater than the speed of sound.
Clean Burn - ... ANSWER☑️☑️...-A distinct fire effect on noncombustible surfaces
after burning off combustible layers.
BLEVE - ...ANSWER☑️☑️...-Boiling liquid expanding vapor explosion.
FOR STUDY PURPOSES ONLY ©️ 2025 ALL RIGHTS RESERVED 2
Exam 2025 Questions and Answers
FIRE - ... ANSWER☑️☑️...-A rapid oxidation process resulting in the evolution of light
and heat.
Energy - ... ANSWER☑️☑️...-The ability of matter to perform work by moving
objects or transforming heat.
Entrainment - ... ANSWER☑️☑️...-The process of air or gases being drawn into a
fire plume.
Fire Effects - ... ANSWER☑️☑️...-Observable or measurable changes in materials
due to fire.
Fire Dynamics - ... ANSWER☑️☑️...-The study of how chemistry, fire science, fluid
mechanics, and heat transfer interact to influence fire behavior.
Fire Patterns - ...ANSWER☑️☑️...-Visible or measurable physical changes or
shapes formed by fire effects.
Fire Spread - ... ANSWER☑️☑️...-The movement of fire from one place to another.
Flame - ... ANSWER☑️☑️...-A body or stream of gaseous material involved in the
combustion process and emitting radiant energy.
Flame Front - ... ANSWER☑️☑️...-The leading edge of a propagating combustion
reaction zone.
FOR STUDY PURPOSES ONLY ©️ 2025 ALL RIGHTS RESERVED 1
, Explosion - ...ANSWER☑️☑️...-The sudden conversion of potential energy into
kinetic energy with the release of gases under pressure.
Empirical Data - ... ANSWER☑️☑️...-Factual data based on measurements or direct
sensory experiments.
Drop Down - ... ANSWER☑️☑️...-The spread of fire by the falling of burning
materials.
Deflagration - ... ANSWER☑️☑️...-The propagation of a combustion zone at a
velocity less than the speed of sound.
Current - ... ANSWER☑️☑️...-The flow of an electrical charge.
Convection - ... ANSWER☑️☑️...-Heat transfer by circulation within a medium like
gas or liquid.
Conduction - ... ANSWER☑️☑️...-Heat transfer to another object through direct
contact.
Thermal Runaway - ... ANSWER☑️☑️...-The instability that occurs when heat
generation exceeds heat loss within a material.
Explosible - ... ANSWER☑️☑️...-A material with a pressure ratio at ignition equal to
or greater than 2.0 in any explosibility test.
Detonation - ... ANSWER☑️☑️...-The propagation of a combustion zone at a
velocity greater than the speed of sound.
Clean Burn - ... ANSWER☑️☑️...-A distinct fire effect on noncombustible surfaces
after burning off combustible layers.
BLEVE - ...ANSWER☑️☑️...-Boiling liquid expanding vapor explosion.
FOR STUDY PURPOSES ONLY ©️ 2025 ALL RIGHTS RESERVED 2
