1. Unit 1 Review Crime Scene Basics & Eyewitness Basics
Forensic Science
Unit 1 Review
Crime Scene Basics & Eyewitness Basics
T. Trimpe

2. 1 point each
Spelling counts!

3. Interview  Examine  Document  Process
Answer each question to the best of your knowledge.
A. What are the four steps used to analyze a crime scene?
B. What type of evidence does the FBI consider to be the most valuable? ______________
C. List three ways investigators use evidence collected at a crime scene.
Interview  Examine  Document  Process
4 points
DNA
1 point
May prove that a crime has been committed
Establish any key elements of a crime
Link a suspect with a crime scene or a victim
Establish the identity of a victim or suspect
Corroborate verbal witness testimony
Exonerate the innocent.
Give detectives leads to work with in the case
Need 3 ways
3 points

4. Need 3 things + explanation
D. Write the correct letter in each blank to identify each person involved in a crime scene investigation.   
A. POLICE OFFICERS
B. CSI UNIT
C. DISTRICT ATTORNEY
D. MEDICAL EXAMINER
E. SPECIALISTS
F. DETECTIVES
E. What are three factors that might affect a person's ability to remember what happened during a crime or to identify a suspect? Explain each one.
6 points F A D C E B
Interviews witnesses and works with the CSI unit to investigate the crime
Usually the first to arrive at a crime scene; responsible for securing the scene and detaining persons of interest
Determines the preliminary cause of death at the crime scene and conducts the autopsy
Helps to determine if any search warrants are required to proceed and obtains those warrants from a judge
May be called in if an expert is needed to analyze insect evidence or skeletal remains
Documents the crime scene in detail and collects any physical evidence
Possible answers include: Age, race, drug use, outside influence, level of trauma, length of time, characteristics of a suspect (tattoos, scars, etc.), and the time of day
Need 3 things + explanation
6 points

5. Miss more than 14? I’ll figure the grade!
What’s your grade?
35 Points Total
Miss more than 14? I’ll figure the grade!
-1 = = = = = = = 80
-8 = = = = = = = 60
Questions?