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Fire Investigator > All > Flashcards

All Flashcards

1
Q

What should fire investigators tools be made of

A

Steel

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2
Q

What type of question should you use in a interview

A

Open ended

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3
Q

What do you call when you make a drawing while on scene

A

A sketch

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4
Q

What do you call when you make your drawing after the investigation

A

A diagram

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5
Q

What should you include when involved in a transfer of the chain of evidence

A

Dates, time , and signature of anyone involved

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6
Q

What is the basic law of electricity that states voltage in a circuit is equivalent to the amperage multiplied by the resistance

A

Ohms law

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7
Q

When is someone considered a expert

A

Anyone with special knowledge or experience with respect to the subject

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8
Q

What is an example of a mechanical explosion

A

A over pressurized container of gas

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9
Q

What is the most critical form of communication on the part of an investigator

A

Written reports

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10
Q

Who is responsible to maintain custody and control of a scene until the investigation is complete

A

The fire department

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11
Q

What is spalling

A

The chipping or crumbling of concrete or masonary surface

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12
Q

How many PSI does a fuel injection system have

A

25-100 psi

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13
Q

What is wool

A

Natural fiber, with minimal fire hazards

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14
Q

What is the most chemically active non metal

A

Fluorine

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15
Q

What is the order to inspect a building

A

Outside first

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16
Q

As a fire investigator what area should you start investigating first

A

Least damaged area to most heavily damaged area

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17
Q

What is the most common used sketch of a fire scene

A

Projection plan or top view

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18
Q

What is spalling

A

Moisture capped in concrete under fire conditions that generate steam and causes loss of concrete surface

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19
Q

What is a plan

A

A graphic diagram showing a buildings layout on a horizontal plane

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20
Q

What is it called when prominent broken lines are drawn

A

Cutting lane lines used to locate the exact location of a plane of a section . 2 dots and a dash

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21
Q

What are drawings called used on actual site of a construction site

A

Working drawings

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22
Q

What is the most important drawing plan

A

Floor plan

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23
Q

What is the most common wood frame used today

A

Platform frame

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24
Q

What is the most common motive for arson

A

Profit/fraud

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25
Q

The documentation of the whereabouts of any item of physical evidence is called

A

Chain of custody

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26
Q

What is empirical data

A

Data collected based on observation or experience and is capable of being verified or known to be true

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27
Q

What is the level of certainty that the hypothesis can be demonstrated as FEASIBLE but can not be declared probable

A

Possible

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28
Q

In order to have spontaneous combustion what is needed

A

The material must be capable of SELF HEATING

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29
Q

Wood frame construction

A
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30
Q

What time of construction requires fire stops

A

Balloon Frame

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31
Q

What is non combustible construction

A

Construction that the structure itself won’t add fuel and will not directly contribute to the fire

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32
Q

What can be found prefire to help determine cause of fire

A

The inspection and maintenance records

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33
Q

What type of fire alarm system device is CONTINUOUS along a path

A

Line- Type detector

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34
Q

What is the wet pipe sprinkler system

A

Automatic with pipes containing water and water discharges immediately

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35
Q

Who gives the authority to investigate a fire

A

Police, firefighters, and fire marshals according to the law of jurisdiction

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36
Q

What is interrogatories?

A

Written questions one party serves another party . They must be answered in writing, under oath and signed by a party or their representatives

37
Q

What are the 3 types of evidence (legal)

A

Demonstrative, documentary and testimonial

38
Q

What is demonstrative evidence ?

A

Evidence that is first hand impressions by seeing, touching selling or hearing the evidence

39
Q

What are the two ways evidence is authenticated ?

A

1: through witness identification
2: of by establishing a chain of custody

40
Q

What are illustrative demonstrative evidence examples ?

A

Maps, sketches , diagrams and models

41
Q

What is documentary evidence ?

A

Any evidence in written form

42
Q

What are examples of documentary evidence ?

A

Sales receipt’s, invoices, bank statements , insurance policies and fire investigator reports

43
Q

What is testimonial Evidence

A

A competent live witness speaking under oath regarding the nature, scope conducts and results of their inspections

Ex: investigators

44
Q

What is a fact witness?

A

One who testifies not based on scientific, technical or other specialized knowledge

Ex- a neighbor who witnessed the fire and observed

45
Q

What is an expert witness?

A

Someone with sufficient skill, knowledge, or experience in any given field

46
Q

Who must except an investigator as an expert witness?

A

Must be excepted by the court

47
Q

The rules governing admissibility of expert witness are contained in which rules?

A

702, 703, 704 , 705 or the rules of the particular jurisdiction

48
Q

What is the Daubert challenge ?

A

When it’s a challenge on the reliability of an experts opinions

49
Q

If a fire investigator wants to enter a hazardous environment who must they receive permission from ?

A

The fire incident commander

50
Q

Confidential communications

A

Proceeded conversation and confidential statements made under the belief the speaker is only providing for the ear of the person being addressed

51
Q

What is a early step in planning a interview with a potential witness

A

A outline on what to expect

52
Q

Who maintains public record regarding probable , civil litigation and general county business

A

County clerk

53
Q

What department maintains public records regarding criminal investigations

A

County sheriff department

54
Q

How should you document a investigation interview

A

Audio or written notes

55
Q

What is the NIST?

A

National
Institute of standards and technologies

56
Q

The NIST division of fire does what

A

Develops , verifies and utilizes measurements and predictive methods to quantify the behavior of fire and means to reduce the impact

57
Q

What is the ASTM standard in regard to

A

Collecting, preserving and evaluating data

58
Q

What are the 3 ASTM standards that help investigators in providing them direction

A

E678, E860 and E1188

59
Q

What is NAFI?

A

National association of fire investigators and designed to increase knowledge and improve the skills of the person ingaged in the investigation

60
Q

What is IAAI

A

The international association of arson investigators … created by public and private officials to address fire and arson issues

61
Q

What company is dedicated to improve professional development of fire and explosion investigators by being a global resource 

A

IAAI

62
Q

What type of engineer can provide info regarding buildings fire alarm systems

A

Electrical engineer

63
Q

What person has education in chemical
Processes, fluid dynamics and heat transfer

A

Chemical engineer

64
Q

Who can provide the investigator with info concerning the building and its contents before a fire

A

Insurance adjuster

65
Q

What is the most common type of pictures taken

A

Digital

66
Q

When should you photo a scene

A

Before and during the overhaul

67
Q

What is the right way to take photographs of a death

A

Try to photograph the body in place before removed

68
Q

What upon arrival should you do to identify photographs?

A

Upon arrival to scene a written title sheet that shows identifying information with location, date

69
Q

What should the investigators report include?

A

The opinions and conclusions

70
Q

Who decision is it that the physical
Evidence collected be submitted to a lab?

A

The fire investigator

71
Q

Who should initially secure or ensure the security of the fire scene of unnecessary and unauthorized intrusions

A

The incident commander

72
Q

If you make a discovery of a artifact or evidence who should be contacted immediately

A

The incident commander should notify the investigator

73
Q

Who is in charge of preserving evidence

A

Firefighters

74
Q

What guide should be used in regards to the method of the collection of physical evidence

A

ASTM

75
Q

What should accelerant testing be in accordance with

A

ASTM E1618

76
Q

How long must the evidence be kept

A

Until the case is adjudicated

77
Q

What is the most important hypotheses that a investigator develops

A

The origin of the fire

78
Q

What is the overall methodology for determine the origin of a fire rely on

A

The scientific method

79
Q

How to you get the final hypothesis

A

Recognize, define, collect , analyze , develop , test and then select the final hypothesis

80
Q

What is the first thing the fire investigator should do when getting to a scene

A

Determine if it is safe to enter

81
Q

What is a good tool for fire pattern analysis

A

Heath and flame vector analysis

82
Q

What are 3 types of explosions?

A

Mechanical, chemical and electrical

83
Q

What is a mechanical explosion

A

Rupture of a closed container resulting in release of pressurized gas

84
Q

What is a chemical explosion

A

Burning of combustible fuels .

85
Q

What is a electrical explosion

A

High energy electric arcs generating heat to cause an explosion

86
Q

What should be performed prior to the removal of a body

A

Diagrams and sketches

87
Q

When doing a diagram of a body what should be done

A

Outline the with chalk, tape or string so can be referred to in later stages

88
Q

Who decides who the investigation site is controlled by

A

The entity having control at the time

89
Q

When digging in a fire where do you start?

A

Top of pile to bottom

Fire Investigator (1 decks)

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