Forensic Evidence Classification Explained

The video tutorial covers the major categories of forensic evidence, including physical vs non-physical, real vs demonstrative, known vs unknown, and individual vs class evidence. It explains the characteristics and examples of each category, emphasizing the importance of understanding these distinctions in forensic cases. The ability to link evidence to a single source can significantly impact legal outcomes.

What are the four main classification schemes for forensic evidence?

• Physical vs Imaginary, Real vs Demonstrative, Known vs Assumed, Class vs Individual

• Physical vs Non-Physical, Real vs Demonstrative, Known vs Unknown, Individual vs Class

• Tangible vs Intangible, Real vs Imaginary, Known vs Unknown, Group vs Individual

• Tangible vs Non-Tangible, Real vs Demonstrative, Known vs Assumed, Group vs Individual

Which of the following is considered physical evidence?

• Expert opinion

• Blood samples

• Courtroom diagrams

• Eyewitness testimony

What type of evidence is created for courtroom purposes after a crime?

• Real evidence

• Demonstrative evidence

• Physical evidence

• Non-physical evidence

Which of the following is an example of known evidence?

• Blood spatter at a crime scene

• A blood sample from a victim

• A fingerprint found on a weapon

• A fiber found on a suspect's clothing

How is unknown evidence identified?

• Via laboratory testing

• Through eyewitness accounts

• By expert testimony

• Using courtroom diagrams

What distinguishes individual evidence from class evidence?

• Class evidence can be linked to a single source, while individual evidence cannot

• Class evidence is always physical, while individual evidence is non-physical

• Individual evidence can be linked to a single source, while class evidence cannot

• Individual evidence is always physical, while class evidence is non-physical

Which of the following is an example of individual evidence?

• DNA samples

• Hair without the root

• Fiber evidence

• Blood type evidence

What is a characteristic of class evidence?

• It is common to a group of objects or people

• It is unique to one individual

• It is always non-physical

• It can be linked to a single source

Why is it important to distinguish between individual and class evidence?

• To ensure all evidence is physical

• To differentiate between real and demonstrative evidence

• To determine the uniqueness of evidence

• To decide the type of courtroom presentation

Which type of evidence can make the difference between a conviction and an acquittal?

• Demonstrative evidence

• Non-physical evidence

• Class evidence

• Individual evidence