Crime Scene Investigation Concepts

The video tutorial covers Chapter 2 of a CSI and evidence course. It introduces Locard's Exchange Principle, types of evidence, and the roles of professionals at a crime scene. The seven S's of crime scene investigation are explained, and students are reminded of upcoming class activities and responsibilities.

What is one of the main objectives of Chapter 2 in the CSI and Evidence course?

• To explore the legal system

• To study the psychology of criminals

• To learn about the history of forensic science

• To understand Locard's Exchange Principle

According to Locard's Exchange Principle, what happens when two objects come into contact?

• They exchange physical materials

• They become identical

• They repel each other

• They change color

Which of the following is an example of direct evidence?

• A fingerprint

• A hair sample

• A blood type

• A witness testimony

What type of evidence includes fibers from a carpet?

• Class evidence

• Physical evidence

• Direct evidence

• Biological evidence

What is the role of a medical examiner at a crime scene?

• To collect evidence

• To interview witnesses

• To secure the crime scene

• To determine the cause of death

Who is typically the first to arrive at a crime scene?

• Crime scene investigators

• Medical examiners

• Detectives

• Police officers

What is the first step in the Seven S's of Crime Scene Investigation?

• Sketch the scene

• Secure the scene

• Separate the witnesses

• Search for evidence

Why is it important to separate witnesses at a crime scene?

• To ensure they are comfortable

• To stop them from sharing stories

• To avoid contamination of evidence

• To prevent them from leaving

What is the purpose of creating a mnemonic device in crime scene investigation?

• To remember the steps of investigation

• To entertain the team

• To confuse the suspects

• To document evidence

Which of the following is NOT part of the Seven S's of Crime Scene Investigation?

• Scan the scene

• Sketch the scene

• Solve the crime

• Search for evidence