Definitions
What is the easiest bomb to make
A Pipe Bomb or Pressure Cooker Bomb
Maintaining a ______ _____ _______ log is essential to present credible evidence in court.
Chain of Custody
Which crime lab unit is responsible for examining body fluids and organs for the presence of drugs and poisons?
Toxicology
What is the term that describes the center of an explosion
Epicenter
What piece of evidence could an investigator use to determine most precisely who the suspect of a crime is if two identical twins are in question?
Fingerprint
1. This type of evidence is based on suggestion rather than observation or facts.
2. Evidence that is going to change or dissipate over time is called?
Circumstantial Evidence
Transient Evidence
When a high speed projectile (bullet) breaks through a wall, how do they determine the entrance and exit holes?
Exit hole is larger than entrance hole in a high speed projectile.
There are 3 categories of drugs, what are they?
Stimulants, Sedatives, and Hallucinogens
Name 3 reasons why people set fires
Excitement, Revenge, Financial Gain, Vandalism, Crime Concealment
There are three things/parts that should be done when recording a crime scene. What are they?
Photographing, Sketching, Recording/Notes
How should a crime scene technician package a bloody shirt?
In a paper bag
Both shot shells and cartridges are made of similar parts. Which of the following is ONLY found in shot shells?
Wad
What is the name of the individual who identifies a victim by their teeth?
Bonus 400 --> Draw and label the Maxillary teeth
Odontologist
(16 teeth, central incisor, lateral incisor, canine, 2 premolars, 3 molars)
What are the 4 main types of burn patterns?
Classic V, Inverted Cone, Liquid Pour and Doughnut
There are many reasons collecting evidence is an essential part of solving a crime. Why?
Why is it important that evidence is collected properly?
Used to figure out what happened and who did it
To ensure that it is not contaminated or inadmissible in court
Name 2 examples of strong/valid evidence and two examples of weak evidence
Valid: (Direct and Physical evidence) Fingerprint, DNA, Security footage etc
Weak: (Class and Circumstantial evidence) Bite Marks, Polygraphing, Testimonies
1. Define Internal, External and Terminal Ballistics.
2. What would Striations on the bullet be?
1. Inside the gun, in the air, once it hits the target
2. Internal
What is the Triad Effect? What are the 3 indicators?
Triad Effect: Indicators or psychopaths and sociopaths. They demonstrate one, if not all, of the following characteristics: Animal Cruelty, Pyromania and Bed Wetting
What forensic information can CSI get from studying bomb residue?
Analyzing the chemical composition of the residue can tell CSI what type of explosive material was used.
There could be fingerprints on it
There might be traceable shrapnel that could link a suspect to the crime
Describe Organized and Disorganized Crime and give and example for each. (name of person or describe act)
What is the 3rd category of crime?
Organized: Premeditated, no remorse, clean up, little/no evidence and might be experienced
Disorganized: Emotional/spur of the moment, no control, leave evidence behind and often impacted by drugs/alcohol
Mixed
There are 7 types of Physical Evidence Name 5 of them!
Trace, Transient, Conditional, Indirect, Circumstantial, Individual and Class
Name the 5 Class Characteristics of Bullets and Casings
1.Brand / Manufacture
2.Bullet weight, shape and size
3. Information on the head stamp of the cartridge
4. Caliber / gauge of the ammunition
5. The type of material used to make the ammunition