Page | 1
IAAI CFI STUDY EXAM 2025: REAL
VERIFIED QUESTIONS & CORRECT
ANSWERS| PACK OF EXCELLENCE| THE
ULTIMATE KEY TO YOUR SUCCESS..
1. Which of these material's surface would heat up the quickest
when exposed to radiant flux: oak boards, concrete wall, rigid
polystyrene panels, or gypsum plaster? - correct answer - Rigid
Polystyrene Panels
, Page | 2
2. These types of constructions or vehicles are similar in many
ways to fires in houses and mobile homes. - correct answer -
RV and Motor Homes
3. The first step to be taken by an investigator at the scene of an
explosion. - correct answer - Secure the Scene
4. A process whereby a material undergoes a chemical reaction
and increases in temperature solely due to exothermic
reactions between the material and the surrounding
atmosphere - correct answer - Self-Heating
5. Type of photography that is helpful in understanding the
relationship of a small subject to its relative position in a larger
area - correct answer - Sequential Photographs
6. Geographic area, clusters, temporal frequency, and materials
and methods are useful in identifying and establishing this act -
correct answer - Serial Fire-Setting
, Page | 3
7. At a minimum, this investigative practice should be done on all
fire scenes - correct answer - Simple Sketch
8. Determining which pattern was produced at the point of origin
becomes more difficult as WHAT increases? - correct answer -
Fire Size and Duration
9. The softening and loosening of the wire's thermoplastic
insulation due to heating (fire) - correct answer - Sleeving
10. Whether a hole burned into a horizontal surface was created
from above or below may be identified by examining WHAT? -
correct answer - Sloping Sides
11. This type of fire normally produces char that results from
thermal decomposition - correct answer - Smoldering
12. A subcategory of revenge/retaliation that is generally not
satisfied with a single fire - correct answer - Societal-motivated
Arson
, Page | 4
13. Fire scene examinations should NOT be conducted in
WHAT MANNER? - correct answer - Solo
14. Damage and fire patterns occurring to concrete that is NOT
a positive indicator of a liquid accelerant - correct answer -
Spalling
15. The ratio of the density of a substance to the density of a
standard (usually water for a liquid or solid, and air for a gas) -
correct answer - Specific Gravity
16. The ratio of the average molecular weight of a gas or vapor
to the average molecular weight of air - correct answer -
Specific Gravity of Air
17. The ratio of the mass of a given volume of a substance to
the mass of an equal volume of water (at a temp. of 4C) -
correct answer - Specific Gravity of a liquid or solid
IAAI CFI STUDY EXAM 2025: REAL
VERIFIED QUESTIONS & CORRECT
ANSWERS| PACK OF EXCELLENCE| THE
ULTIMATE KEY TO YOUR SUCCESS..
1. Which of these material's surface would heat up the quickest
when exposed to radiant flux: oak boards, concrete wall, rigid
polystyrene panels, or gypsum plaster? - correct answer - Rigid
Polystyrene Panels
, Page | 2
2. These types of constructions or vehicles are similar in many
ways to fires in houses and mobile homes. - correct answer -
RV and Motor Homes
3. The first step to be taken by an investigator at the scene of an
explosion. - correct answer - Secure the Scene
4. A process whereby a material undergoes a chemical reaction
and increases in temperature solely due to exothermic
reactions between the material and the surrounding
atmosphere - correct answer - Self-Heating
5. Type of photography that is helpful in understanding the
relationship of a small subject to its relative position in a larger
area - correct answer - Sequential Photographs
6. Geographic area, clusters, temporal frequency, and materials
and methods are useful in identifying and establishing this act -
correct answer - Serial Fire-Setting
, Page | 3
7. At a minimum, this investigative practice should be done on all
fire scenes - correct answer - Simple Sketch
8. Determining which pattern was produced at the point of origin
becomes more difficult as WHAT increases? - correct answer -
Fire Size and Duration
9. The softening and loosening of the wire's thermoplastic
insulation due to heating (fire) - correct answer - Sleeving
10. Whether a hole burned into a horizontal surface was created
from above or below may be identified by examining WHAT? -
correct answer - Sloping Sides
11. This type of fire normally produces char that results from
thermal decomposition - correct answer - Smoldering
12. A subcategory of revenge/retaliation that is generally not
satisfied with a single fire - correct answer - Societal-motivated
Arson
, Page | 4
13. Fire scene examinations should NOT be conducted in
WHAT MANNER? - correct answer - Solo
14. Damage and fire patterns occurring to concrete that is NOT
a positive indicator of a liquid accelerant - correct answer -
Spalling
15. The ratio of the density of a substance to the density of a
standard (usually water for a liquid or solid, and air for a gas) -
correct answer - Specific Gravity
16. The ratio of the average molecular weight of a gas or vapor
to the average molecular weight of air - correct answer -
Specific Gravity of Air
17. The ratio of the mass of a given volume of a substance to
the mass of an equal volume of water (at a temp. of 4C) -
correct answer - Specific Gravity of a liquid or solid
