Module 4 Flashcards
(39 cards)
What are the 4 Rs for gaining material during an investigation
Record, retain, reveal, review
What are the 3 main crime categories
Property, against the person and against society
What is modus operandi
A way in which the crime is carried out (mode of operation- use this to remember)
What is the golden hour?
Period immediately following the commission of an offense when material is abundant and readily available to the police
Name the 5 building block principles (what to do at a scene)
- Preservation of life
- Preserve scene
- Secure evidence
- Identify victim
- Identify suspects
What is a fast track action
Any investigative actions which if done immediately, are likely to establish important facts, preserve evidence or lead to early resolution of the investigation
What is an hypotheses
Building a scenario that best explains the available material. Supposition or proposed explanation made off limited evidence
Investigative mind-set . What does UPERE means
U- understanding the source of material
P- planning and preparation
E- examination
R - recording and caution
E- evaluation
What does JAPAN mean
J- Justification
A-authority
P- proportionality
A-accountability
N- Necessity
What is the heuristics model
An approach to problem solving using practical methods
What is division of matter
Matter divides into smaller components when sufficient force is applied
What is locard’s exchange
It’s impossible for a criminal to act without leaving traces of his/her presence
What is the process of forensic identification
The process of defining the physiochemical nature of an object
Forensic classification
Matching colour and chemical components
Forensic individualisation
The process of further narrowing down the class to one member
Forensic association
The process of linking a person with a crime scene
CPIA - year?
Criminal procedures investigations act 1996
3 categories of forensics
Biological, chemical and digital
What are the 4 key factors of an investigation
Scene management, interviews, potential evidence, initial search
What is one-way transfer of forensic evidence
Material exclusively transferring onto a recipient surface
What is two-way transfer of forensic evidence
Reciprocal transfer of material between two objects
What is a significant witness
Have or claim to have witnessed, visually or otherwise, an indictable closely connected with it
What a reluctant witness
Witnesses and offence, part of an offence or events closely connected with it but who are reluctant to become involved in the investigative process
Hostile witness
Witnesses and offence, part of an offence or events closely connected with it but who are opposed to become involved in the investigative process
