Fire origin and cause - Study guides, Class notes & Summaries

IFSTA 7 Exam Prep - Chapter 20: Fire Origin and Cause Determination

The basic methodology of the fire investigation should rely on the use of a ______________________ and attention to all relevant details. a. systematic approach b. approximation approach c. methodology approach d. general approach a. systematic approach With few exceptions, the proper methodolgy for a fire or explosion investigation is to first _____________________ then investigate the cause, circumstances, conditions, or agencies that brought the ignition source, fuel, and oxidan...

Combustible Liquid - Correct answer-A liquid with a flash point ABOVE 100F 12.5 - Correct answer-If the current flowing out from an electrical panel is 12.5 amps, and it then flows through an electrical load of 1500 watts, what is the amperage of the remaining current flow of the return circuit? 1000 - Correct answer-If a hair dryer draws 8.3amps (in a home with 120-volt service), what is the wattage? *Power (P) = current (I) x voltage (V) Watts = amps x volts 1987 - Correct answer-The y...

IFSTA 7 EXAM PREP - CHAPTER 20 FIRE ORIGIN AND CAUSE DETERMINATION

What is the overall mission of the fire service? Save lives and protect property and the environment An ______ concept allows all responders to use a similar, coordinated approach with a common set of authorities, protections, and resources All Hazard A type of fire departmental organizational structure where decisions and information are directed from the top and filtered down through intermediate levels to the base can be described as: Scalar Most fire departments are o...

BEFO Final Exam June 2024 with 100% Correct Answers Which of the following contributes to the type of respiratory diseases for which firfighters are at risk? A. Heat Stress B. Psychological Stress C. Exposure to smoke and chemicals D. Exposure to long, irregular work hours -Answer-C. Exposure to smoke and chemicals The concept of risk management is based on an assessment of benefits gained compared to the ___: A. Risk involved B. Safety-first mindset C. Loss of life expected D. Risk...

IFSTA 7 - Chapter 20 - Fire Origin and Cause DeterminationWhich would be a responsibility of a Fire Fighter II at a structural fire? Select one: a.Determine the origin of a fire b.Take note of unusual fire behavior c.Brief the media about the cause of a fire d.Conduct a detailed analysis and investigation - correct answer b. Take note of unusual fire behavior How should a firefighter treat evidence that he or she finds at a fire scene? Select one: a.Bring all evidence to the fire inves...

IFSTA 7 - Chapter 20 - Fire Origin and Cause DeterminationWhich would be a responsibility of a Fire Fighter II at a structural fire? Select one: a.Determine the origin of a fire b.Take note of unusual fire behavior c.Brief the media about the cause of a fire d.Conduct a detailed analysis and investigation - correct answer b. Take note of unusual fire behavior How should a firefighter treat evidence that he or she finds at a fire scene? Select one: a.Bring all evidence to the fire inves...

S-290 Final Exam A Questions and Answers Already Passed T/F Topography can directly and indirectly affect fuels and their availability for combustion? True Of the three primary environmental factors that influence fire behavior, which is the least variable? Topography The least critical form of heat transfer that influences rate of spread in a running wild land fire is: Conduction The point to which a combustible material must be heated to produce self sustaining combustion is known as the: ...

IFSTA 7 - Chapter 20 - Fire Origin and Cause DeterminationWhich would be a responsibility of a Fire Fighter II at a structural fire? Select one: a.Determine the origin of a fire b.Take note of unusual fire behavior c.Brief the media about the cause of a fire d.Conduct a detailed analysis and investigation - correct answer b. Take note of unusual fire behavior How should a firefighter treat evidence that he or she finds at a fire scene? Select one: a.Bring all evidence to the fire inves...