Scientific Method & Observations Forensic Science Disciplines The 3 S's! Recording the Crime Scene Types of Evidence

100

What are the steps of the scientific method?
Observe, Hypothesis, Test, Evaluate, Conclude

100

What is Forensic Science
The application of scientific disciplines to collect and analyze evidence for use in the legal system

100

What are the first steps to securing the crime scene
Giving medical assistance, blocking off the area, and excluding unauthorized personnel

100

What is the title block
This contains the artist name, location of the crime scene, case #, time of day, etc.

100

What are direct and indirect
The two main categories or types of evidence

200

What is a hypothesis?
An Educated Guess

200

What is ballistics
The sub-discipline of forensic science that deals with examining the flight, behavior, and effects of projectiles

200

What is the walk-through
takes an indirect path to the crime scene, and identifies the exit and entrance of a criminal during this...

200

What is the legend.
Gives a description for any symbols used on a sketch.

200

What is circumstantial evidence
This type of evidence implies fact, but does not truly prove that the event or fact happened.

300

What is the independent variable?
The type of gum, based on the idea that (the average circumference depends on the type of gum)

300

What is forensic toxicology
The sub-discipline of forensic science that deals with identifying and studying toxic substances and poison

300

What is the primary scene
The area of the crime scene immediately around the body etc...

300

What is the rectangular method
measures 2 distances to an object that make a right angle

300

What is biological evidence
Examples include: blood, semen, saliva

400

What are factors that influence eye-witness observations
Group composition, attitude, sleep level, emotional state

400

What is forensic odontology or forensic dentistry
The properly handling, examination, and evaluation of dental evidence.

400

What is the secondary scene
A separate crime scene that became important because of criminal activities that occurred after the initial crime.

400

What is the triangulation method
measures the distance of the object from 2 fixed points of known distance apart to form a triangle

400

What is chain of custody
The list of all people who came into possession of an item of evidence

500

What is time lapse, biases, prejudice etc
A reason that eye-witness accounts are unreliable

500

What is anthropometry
The system of measuring humans developed by Bertillon.

500

What is the grid search pattern.
The search method employed by two or more people who perform overlapping line searches from a grid.

500

What is the baseline method
baseline method: draw a ‘base line’ between 2 fixed points and then draw line perpendicular from evidence to baseline (useful for outdoor scenes)

500

What is Locard's exchange principle
“with contact between two items, there will be an exchange”

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