Forensics Unit 1 Exam

Front

What is the purpose of a burn test in forensics?

Back

A burn test is used to identify the composition of fibers by observing how they react to flame, including their burning characteristics and residue.

Front

What does the term 'Chain of Custody' refer to in forensics?

Back

Chain of Custody refers to the process of maintaining and documenting the handling of evidence to ensure its integrity and reliability in legal proceedings.

Front

What is a bindle in the context of evidence collection?

Back

A bindle is a folded paper used to package small, fragile evidence to prevent contamination and loss.

Front

Why is it important for first responding officers to secure a crime scene?

Back

Securing a crime scene prevents contamination of evidence, protects the integrity of the investigation, and ensures that no unauthorized individuals enter the scene.

Front

What are good observation skills, and why are they important for investigators?

Back

Good observation skills allow investigators to notice details that may be crucial to solving a case; these skills can be developed through training and practice.

Tags

NGSS.HS-PS1-3

Front

What is the Innocence Project?

Back

The Innocence Project is an organization that works to exonerate wrongfully convicted individuals through DNA testing and other scientific methods.

Front

What safety symbols might be present during a forensics lab involving fire?

Back

Safety symbols may include fire hazard symbols, personal protective equipment (PPE) symbols, and general lab safety symbols.

Front

What is the significance of documenting who enters and leaves a crime scene?

Back

Documenting individuals who enter and leave a crime scene helps maintain the Chain of Custody and ensures accountability in the investigation.

Front

What are the common characteristics of synthetic fibers when subjected to a burn test?

Back

Synthetic fibers often melt, produce a chemical odor, and may form hard beads when burned.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Front

What is the role of forensic scientists in the criminal justice system?

Back

Forensic scientists analyze physical evidence from crime scenes to provide objective findings that can be used in legal proceedings.

Tags

NGSS.HS-ETS1-3