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Captain's Test > Chapter29-Fire Investigations > Flashcards

Chapter29-Fire Investigations Flashcards

1
Q

Who should be called if there is loss of life or high content loss that has occurred during a fire, or if the fire or explosion was intentional or malicious

A

Fire inspector

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2
Q

What is an individual who is demonstrated the skills and knowledge necessary to conduct, coordinate, and complete an investigation

A

Fire inspector

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3
Q

What NFPA standard states the qualifications for fire investigators

A

1033

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4
Q

The first step of a fire investigation process is what

A

Determining the point of origin

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5
Q

What crew on the fire ground would be the most helpful with determining the point of origin

A

Initial attack crew

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6
Q

What is the best indicator of the point of origin

A

V shaped pattern

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7
Q

Due to the conviction of fire, area of origin is generally found where

A

At or near the lowest level of burning

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8
Q

What happens when burning debris falls or drops from the ceiling

A

False indicator

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9
Q

The deepest chargers in the structural members will often indicate what

A

Point of origin and fire spread

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10
Q

What are the two categories of vehicle fires

A

Driven or parked

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11
Q

Fires that occur while the car is being driven are most often due to what

A

Mechanical, electrical, or smoking

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12
Q

Where do you most mechanical fires results from

A

Engine compartment, brake assembly, or the exhaust system

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13
Q

In general how do wildland fires spread

A

Away from the point of origin

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14
Q

What area of a wildland fire is generally the point of origin

A

The heel

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15
Q

What are the circumstances or conditions, or agencies that bring together a fuel, ignition source, and oxidizer resulting in a fire or combustion explosion

A

Fire cause

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16
Q

What are the four general fire classifications

A

Accidental, natural, incendiary, or undetermined

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17
Q

What fire classification did not result from intentional or malicious human activity

A

Accidental fires

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18
Q

What are a few causes of natural fires

A

Lightning strikes and earthquakes

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19
Q

What classification of fire includes human activity that was intentional

A

Incendiary

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20
Q

What classification of fires uses specific causes of the fire which can’t be determined

A

Undetermined fires

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21
Q

Fire cause determination requires what three things

A

Reliable ignition source, identifying the material that ignited, and the actions that brought them together

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22
Q

What is a friendly fire

A

Fires that are started intentionally for a purpose such as burning leaves and at some point get out of control

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23
Q

What is it called when materials around fireplaces are constantly heated and the material converts to pyrophoric carbon through pyrolysis and autoignition temps lower until ignition occurs

A

Pyrophoric ignition

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24
Q

What is the most common cause of electrical fires in structures

A

Miss use of the electrical system by building occupants

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25
Q

What is an octopus

A

Use of a multiple outlet device overloading the plug in the electrical system

26
Q

A very important thing to check during fire investigation of appliances is what

A

What position the on off switch is in

27
Q

How do you earthquakes most often cause fires

A

Movement causes gas lines and electrical equipment to short out combining ignition sources with fuel

28
Q

What are a few timing device is used to delay the start of a fire

A

Cigarette/matches, candles, and alarm clocks

29
Q

What is a pattern that results when materials are used intentionally to spread the fire from one area of the structure to another

A

Trailers

30
Q

If Excel rents are suspected of starting a fire, where is the best place to check for residue

A

Under the carpet or at the base of the walls

31
Q

Low levels of charring can sometimes indicate the use of what to start a fire

A

Accelerants

32
Q

Pools of flammable liquids often create what type of burn pattern on walls and ceilings

A

Inverted V patterns

33
Q

What burn pattern will result from air movement from one side of the fire cooling the wall surface where air enters the flame zone

A

Hourglass

34
Q

What is the act of intentionally and maliciously destroying or damaging property through the use of fire

A

Arson

35
Q

What are the four elements of Arson

A

Lighting of fire, will full intent, malice, and property

36
Q

What is it called when a fire satyr has intentionally lit the fire with the desire to do damage or to collect insurance as a result of the fire

A

Malice

37
Q

What is the main objective of the post scene investigation

A

Determine the point of origin

38
Q

What are the three components to the fire tetrahedron

A

Heat, fuel, oxygen

39
Q

What are the five questions that need to be answered to complete the post scene investigation

A

What factors brought together the components of the fire tetrahedron, what were the spread characteristics, were their injuries or fatalities, what human factors were involved in the ignition of fire, if arson was suspected were the four factors met

40
Q

If an officer is interviewing subjects about a fire he must make sure to read them what

A

Their Maranda rights

41
Q

What are the six Maranda rights

A

You have the right to remain silent, anything you say or do may be used against you, you have the right to an attorney, if you can’t afford one one will be appointed to you, if you decide to answer questions now without an attorney you can stop at anytime, Do you understand these rights

42
Q

What motive is the most common in arson cases

A

Revenge

43
Q

What is the target in revenge cases

A

Personal property

44
Q

Vandalism fires are generally set by how many people

A

Two or more

45
Q

What is the main target of vandalism fires

A

Schools

46
Q

Studies have shown that vandalism fires are set due to

A

Boredom and frustration

47
Q

What are the three types of crime fires

A

Burglary, homicide, and embezzlement

48
Q

What is the means of a fire

A

Method used by fire setters to bring the fuel and ignition sources together to start a fire

49
Q

What is the most common source of ignition for fires

A

Matches

50
Q

What are safety matches

A

Matches that can only be lit by striking on an abrasive service

51
Q

Who should be contacted if the ignition source is suspected to be an alarm clock or timer

A

Fire marshal or inspector

52
Q

Children under the age of seven start fires due to

A

Curiosity or accidents

53
Q

Children ages 8 to 12 start fires due to

A

Psychological conflicts such as revenge, anger, or need for attention

54
Q

What ages are considered the crisis age

A

13 to 18

55
Q

Any person who has an impulse to deliberately and purposely set fires is a

A

Pyromaniac

56
Q

Arousal by fire, interest in fire equipment, release after setting of a fire, and fires not set for profit are all examples or indications of what

A

Pyromania

57
Q

What constituted the largest portion of all arson fires in 2002 according to the UCR program

A

Structures

58
Q

What NFPA standard provides a definition of fire cause that should be applied during investigations

A

921

59
Q

What is the fundamental element of arson

A

Fire

60
Q

What is the first thing the company officer should determine when trying to eliminate an electrical caused to the fire

A

If the electrical service was turned on

Captain's Test (17 decks)

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