Definitions
Define Forensics
The application of science to law
The first responders to a scene, responsible for making sure the area is safe and secure.
Police officers
The form that documents the exchange of evidence.
Chain of Custody.
The two types of direct evidence
Physical and testimonial
Small but measurable amounts of physical or biological material found at a crime scene.
Trace evidence
Someone who may have helped the suspect commit the crime.
Accomplice
Conduct witness interviews and follow leads to solve the case.
Detectives
How should a crime scene technician package an unknown powder?
In a paper bindle.
Why does circumstantial evidence not hold up in court?
Not directly linked to the crime scene; could be coincidental.
A gun is found at the crime scene with fingerprints matching one of the suspects. Class or individual evidence? Explain.
Individual - ID's specific person.
Another location where additional evidence could be found or was moved
Secondary crime scene
A medically qualified individual whose duty is to investigate deaths and injuries.
Medical Examiner
What is included on a crime scene sketch?
The location of the scene, The case number, An arrow and "N" indicating north etc.
A bloody knife was found in the backyard on a murder suspect. Is this class or individual evidence? Explain.
Class - blood type
The original location where a crime happened.
Primary Crime Scene
Determines whether search warrants are needed and obtains those warrants from a judge.
District Attorney
Which crime scene pattern has investigators crossing over each other's paths in a square pattern?
Grid
Which type of crime is LEAST likely to be solved with the use of fiber evidence? A. Breaking and entering B. Hit-and-run C. Bombing
C. Bombing
Provide 3 examples of biological substances that could provide DNA evidence.
Blood, Saliva, Tissues or other bodily fluids.
When detectives explain that contact with another person, place, or object results in an exchange of physical materials, what principal are they describing?
Locard's principal
Name 3 specialists who may be at a crime scene.
Forensic entomologists, Anthropologists, and Psychologists
The first job of the first responder is to?
Provide emergency care
Provide 5 examples of trace evidence
Hair, fingerprints, soil, pollen, plant material, fiber, debris from clothing, paint chips, broken glass, powder