Forensics Fire Basics

Forensics Fire Basics

Multiple Choice

Produced when a substance undergoes rapid oxidation involving heat and light.

• Fire triangle

• fire

• Flash Point

• Point of origin

• Burn pattern

Multiple Choice

the lowest temperature to which a substance must be heated in order for the substance to give off vapors which will burn when exposed to a flame or ignition source.

• Fire Triangle

• Point of origin

• Flash Point

• Burn Pattern

• accelerant

Multiple Choice

Shows the three elements needed to produce and sustain a fire.

• accelerants

• fire triangle

• point of origin

• burn patterns

• flash point

Multiple Choice

Noticeable patterns created by the fire as it burns

• fire triangle

• flash point

• point of origin

• burn patterns

• accelerant

Multiple Choice

The location where the fire started.

• flash point

• point of origin

• burn pattern

• accelerants

• arson

Multiple Choice

A fire started deliberately

• Flash point

• point of origin

• burn pattern

• accelerants

• arson

Multiple Choice

Substances, such as gasoline, paint thinner, and alcohol, that accelerate the burning process

• flash point

• point of origin

• burn patterns

• accelerants

• arson

Multiple Select

The FIRE TRIANGLE represents the three elements

needed for fire to occur. Which of the following are part of that triangle? Check all that apply

• heat

• fuel

• oxygen

• primer

Multiple Choice

Fuel can be any combustible material in any state of matter - solid, liquid, or gas

• True

• False

Multiple Choice

The air we breathe is about 21% oxygen. Fire requires an atmosphere with at least 25% oxygen.

• True

• False

Multiple Choice

Burn patterns and other damage can help determine the point of origin

• True

• False

Multiple Choice

A very narrow V-shape burn pattern might indicate a fire that was slow burning and a wide V-shape might indicate a fire that was hotter than normal

• True

• False

Multiple Choice

Light bulbs tend to melt toward the heat source, so the "direction of melt" can indicate the direction of the fire

• True

• False

Multiple Choice

The color of smoke can help determine what type material was burning

• True

• False

Multiple Choice

The color of a fire's flames is not dependent on the temperature of the fire.

• True

• False

Multiple Choice

A fire that starts because of a faulty electrical appliance is considered arson.

• True

• False

Multiple Choice

A fire that has two or more points of origin could indicate arson.

• True

• False

Multiple Choice

Finding charred floors could indicate the use of an accelerant

• True

• False

Multiple Choice

Only 25% of all arson arrests in the US are children under 18

• True

• False

Multiple Choice

Malicious vandalism fires account for the largest percentage of arson fires.

• True

• False

Multiple Choice

Fires set by juveniles are usually the result of a child or teenager experimenting with fire with a lack of understanding of the consequences

• True

• False

Multiple Choice

Children themselves are usually the victims of these fires accounting for 85 of every 100 lives lost

• True

• False

Multiple Choice

In a typical year, in the U. S., 9000 people are killed and $190 billion in property is destroyed in fires set by children.

• True

• False

Multiple Choice

A person that sets a fire with intent to defraud an insurer, damages any property or any personal property having a value of $150 or more would be charged with aggravated arson

• True

• False

Multiple Choice

If a fireman or policeman who is present at the scene acting in the line of duty, is injured as a result of the fire or explosion the arsonist would be charged with aggravated arson.

• True

• False