24 terms

Chapter 1 & 2 Forensics

This quizlet is for Chapter 1 of Forensics
STUDY
PLAY
observing
using one or more of your senses to gather information
evidence
something that can be presented in court to make a point during a trial
forensics
scientific study of crime scene evidence
inferring
using observation, reason and experience to make an educated guess about an event that happened in the past
predicting
making a forecast of what will happen in the future based on past experience or evidence
hypothesis
an educated guess or prediction based on prior knowledge and research
autopsy
the examination of a corpse to determine the cause of death
eyewitness
a spectator to an event who can describe what happened
direct evidence
eyewitness accounts
modus operandi
method of operating: a distinct pattern or method of operation that indicates or suggests the work of a single criminal in more than one crime
Locard's Principle
whenever two objects come into contact with one another, there is exchange of materials between them
contamination
adding of unwanted materials to an object
chain of custody
A list that records every official person who handles a piece of evidence. Those in the chain put their initials and the date on the evidence container.
data
a collection of facts from which conclusions may be drawn
class evidence
the documented and unbroken transfer of evidence
circumstantial evidence
evidence used to imply a fact but not prove directly
crime scene reconstruction
a hypothesis of the sequence of events from before the crime was committed through its commission
direct evidence
evidence that (if true) proves an alleged fact, such as an eyewitness account of a crime.
first responder
the first police officer to arrive at a crime scene
individual evidence
a kind of evidence that identifies a particular person or thing
paper bindle
a folded paper used to hold evidence
primary crime scene
the location where the crime took place
secondary crime scene
a location other than the primary crime scene, but that in some way related to the crime, where evidence is found
trace evidence
small but measurable amounts of physical or biological material found at a crime scene.