FIRE INVESTIGATOR – TCFP Exam
Questions and Answers 100%
PASS
3 TYPES OF RADIATION—ANSWER-alpha, beta, gamma
ALPHA RADIATION—ANSWER-BOUNCES OFF CLOTHING
BETA RADIATION—ANSWER-PENETRATES CLOTHING
GAMMA RADIATION—ANSWER-PENETRATES CLOTHING AND SKIN
PARTS OF HAZMAT PLACARD—ANSWER-YELLOW - INSTABILITY
RED - FLAMMABILITY
BLUE - HEALTH
OXIDATION—ANSWER-CHEMICAL REACTION INVOLVING THE COMBINATION OF OXYGEN
WITH OTHER MATERIALS
EXOTHERMIC—ANSWER-Chemical Reaction in which energy is primarily given off in the form
of heat
ENDOTHERMIC—ANSWER-(of a chemical reaction or compound) occurring or formed with
absorption of heat
, FIRE IS AN EXOTHERMIC REACTION CALLED:—ANSWER-COMBUSTION
COMBUSTION RELEASES ENERGY IN THE FORM OF:—ANSWER-HEAT OR LIGHT
PILOTED IGNITION—ANSWER-MOMENT WHEN A MIXTURE OF FUEL AND OXYGEN
ENCOUNTER AN EXTERNAL HEAT SOURCE WITH SUFFICIENT HEAD ENERGY TO START THE
COMBUSTION REACTION.
AUTOIGNITION—ANSWER-Occurs without any external flame or spark to ignite the fuel
gases or vapors
POTENTIAL ENERGY—ANSWER-ENERGY POSSESSED BY AN OBJECT THAT MAY BE RELEASED
KINETIC ENERGY—ANSWER-ENERGY POSSESSED BY A MOVING OBJECT
BTU—ANSWER-British Thermal Unit
BTU IS USED TO MEASURE:—ANSWER-HEAT
RESISTANCE HEATING—ANSWER-WHEN ELECTRICAL CURRENT FLOWS THROUGH A
CONDUCTOR, HEAT IS PRODUCED
OVERCURRENT—ANSWER-WHEN THE CURRENT FLOWING THROUGH A CONDUCTOR
EXCEEDS ITS DESIGN LIMITS.
ARCING—ANSWER-High-temperature luminous electric discharge across a gap or through a
medium such as charred insulation.
SPARKING—ANSWER-WHEN AN ELECTRIC ARC OCCURS LUMINOUS PARTICLES CAN BE
FORMED AND SPATTER AWAY FROM THE POINT OF ARCING.
© 2026 Copyright. All Rights Reserved. This document is
protected by copyright law, Copyrighted By Brittie Donald
Questions and Answers 100%
PASS
3 TYPES OF RADIATION—ANSWER-alpha, beta, gamma
ALPHA RADIATION—ANSWER-BOUNCES OFF CLOTHING
BETA RADIATION—ANSWER-PENETRATES CLOTHING
GAMMA RADIATION—ANSWER-PENETRATES CLOTHING AND SKIN
PARTS OF HAZMAT PLACARD—ANSWER-YELLOW - INSTABILITY
RED - FLAMMABILITY
BLUE - HEALTH
OXIDATION—ANSWER-CHEMICAL REACTION INVOLVING THE COMBINATION OF OXYGEN
WITH OTHER MATERIALS
EXOTHERMIC—ANSWER-Chemical Reaction in which energy is primarily given off in the form
of heat
ENDOTHERMIC—ANSWER-(of a chemical reaction or compound) occurring or formed with
absorption of heat
, FIRE IS AN EXOTHERMIC REACTION CALLED:—ANSWER-COMBUSTION
COMBUSTION RELEASES ENERGY IN THE FORM OF:—ANSWER-HEAT OR LIGHT
PILOTED IGNITION—ANSWER-MOMENT WHEN A MIXTURE OF FUEL AND OXYGEN
ENCOUNTER AN EXTERNAL HEAT SOURCE WITH SUFFICIENT HEAD ENERGY TO START THE
COMBUSTION REACTION.
AUTOIGNITION—ANSWER-Occurs without any external flame or spark to ignite the fuel
gases or vapors
POTENTIAL ENERGY—ANSWER-ENERGY POSSESSED BY AN OBJECT THAT MAY BE RELEASED
KINETIC ENERGY—ANSWER-ENERGY POSSESSED BY A MOVING OBJECT
BTU—ANSWER-British Thermal Unit
BTU IS USED TO MEASURE:—ANSWER-HEAT
RESISTANCE HEATING—ANSWER-WHEN ELECTRICAL CURRENT FLOWS THROUGH A
CONDUCTOR, HEAT IS PRODUCED
OVERCURRENT—ANSWER-WHEN THE CURRENT FLOWING THROUGH A CONDUCTOR
EXCEEDS ITS DESIGN LIMITS.
ARCING—ANSWER-High-temperature luminous electric discharge across a gap or through a
medium such as charred insulation.
SPARKING—ANSWER-WHEN AN ELECTRIC ARC OCCURS LUMINOUS PARTICLES CAN BE
FORMED AND SPATTER AWAY FROM THE POINT OF ARCING.
© 2026 Copyright. All Rights Reserved. This document is
protected by copyright law, Copyrighted By Brittie Donald
