Chapter 2 Forensic Science Review

What factors can affect an eyewitness' testimony?

• The presence of other people around

• The color of the eyewitness' clothing

• The time of day when the event occurred

• The eyewitness' favorite food

What does Locard's Principle imply about evidence?

• Every contact leaves trace evidence.

• Evidence can be easily fabricated.

• All evidence is admissible in court.

• Evidence is always reliable.

What is the purpose of collecting physical evidence at a crime scene?

• To establish facts, support or refute theories, and provide leads in an investigation.

• To create a narrative for the media.

• To intimidate potential suspects.

• To ensure the crime scene is clean and organized.

What is the role of forensic scientists?

• Forensic scientists analyze physical evidence from crime scenes to help solve crimes.

• Forensic scientists conduct psychological evaluations of suspects.

• Forensic scientists are responsible for jury selection in trials.

• Forensic scientists provide legal advice to law enforcement agencies.

What is the chain of custody in forensic science?

• A process that ensures the integrity and accountability of evidence from collection to court presentation.

• A method for collecting evidence without any documentation.

• A procedure for analyzing evidence in a laboratory setting.

• A way to store evidence without any tracking.

What are the Miranda Rights?

• Legal rights that must be read to a suspect before interrogation, informing them of their right to remain silent and to have an attorney.

• A set of rules that govern the conduct of police officers during an arrest.

• Rights that allow a suspect to refuse to answer questions during a trial.

• Legal protections against self-incrimination that apply only in federal cases.

Define trace evidence in forensic science.

• Trace evidence refers to small quantities of material that are transferred from one location or object to another during a crime.

• Trace evidence is the physical evidence that can be seen with the naked eye.

• Trace evidence is any evidence that can be traced back to a specific individual.

• Trace evidence is the evidence collected from the crime scene that is visible to the public.

How can contamination of evidence occur?

• Through proper handling and storage

• By exposure to external elements

• Only during transportation

• By using sealed containers

What is the difference between direct and circumstantial evidence?

• Direct evidence requires inference to connect it to a conclusion.

• Circumstantial evidence directly links a suspect to a crime.

• Direct evidence directly links a suspect to a crime, while circumstantial evidence requires inference to connect it to a conclusion.

• Circumstantial evidence is always more reliable than direct evidence.

Who is responsible for investigating a crime?

• A detective is responsible for investigating a crime.

• A lawyer is responsible for investigating a crime.

• A judge is responsible for investigating a crime.

• A police officer is responsible for investigating a crime.