What is the name and definition of the fundamental principle of Forensic Science?
What is: Locard Exchange Principle. Anytime two materials come into contact there is a transfer of material.
100
Name the types of physical evidence.
What is: physical, trace, transient, conditional, circumstantial.
100
What determines where a crime scene is located?
What is: Anywhere evidence is found.
100
What are the main & subcategories used to classify fingerprints?
What is: Loops (radial & ulnar), Arches (plan & tented), and Whorls (whorl, central pocket loop, double loop, & accidental)
100
1. on average, how many hairs are lost in a day?
What is 100
200
Name a few departments commonly found in a crime lab.
What is: Fingerprints, toxicology, DNA analysis, blood spatter analysis, ballistics, document examiner, trace evidence, etc.
200
Where do unknown samples come from?
What is: the crime scene
200
What is the difference between a primary & secondary crime scene?
What is: primary is where the actual crime occurred, secondary crime scenes are anywhere else evidence is found.
200
2. what type of fingerprint pattern enters from one side & exits from the other?
What is Arches
200
1. What color hair typically has the most # of hairs on their head?
What is Blondes
300
What is the main job of a forensic scientist?
What is: to collect, analyze, and test data in order to determine the origin. Also, prepare reports and testify as expert witness in court.
300
What features are eyewitnesses least accurate in remembering?
What is: age, race, height
300
What is the first step in processing a crime scene?
What is: secure AND isolate the crime scene.
300
3. A loop that opens toward the little finger is called what?
What is Ulnar Loop
300
1. Which part of the hair is responsible for color?
What is the Cortex
400
Does evidence have to be something you can see or touch? Explain
What is: NO. Smells and temperatures are things you can't see/touch but are considered evidence.
400
Can class evidence be used to link a suspect to a victim or crime? Explain.
What is: Yes, possibly, but only if there is enough to narrow it down to only one person. Though typically not.
400
What are the methods used to document a crime scene?
What is: Notes, Photographs, Sketches, & Videos
400
5. A fingerprint on a dusty wooden counter would best be described as what type of print?
What is Visible
400
1. Is it possible to determine a person’s age from a hair sample?
What is: No, a person's hair color/traits aren't indicative of their age
500
What are major differences between civil and criminal laws?
What is: civil deals with disputes between people while criminal deals with infringements of peoples' rights (crimes against an individual). The consequences are also different (monetary fine vs. jail time). Civil laws determine blame, criminal laws determine guilt/innocence.
500
A 22-caliber gun shell casing could be classified as what all types of evidence?
What is: Physical, individual, class, trace, conditional
500
6. What types of evidence should be collected from a crime scene?
What is: Physical, Trace, Transient, Conditional, & Circumstantial
500
4. Can fingerprints be altered? explain.
What is Yes, but only temporarily. They will grow back eventually.
500
6. What can be certainly learned from a hair sample?
What is: Dyes/Chemicals, forcibly removed, healthy, human vs. animal, origin of location, exposed to/intake of chemicals