Unit Two

Topics: Critical thinking, Forensic evidence, Fourth Amendment to the United States Constitution Pages: 3 (579 words) Published: April 17, 2015
Unit Two: Text Questions
Review Questions
1. What is physical evidence? Provide at least three examples in your answer. 2. Describe three ways that a crime scene can be recorded. What is a benefit of each?
3. What is a chain of custody? Why is it important?
4. What three types of photographs are taken at crime scenes? Describe each type? 5. Why is it important to record the crime scene?

Critical Thinking Questions
1. Why is it important to secure the crime scene? What do you think would be the most difficult part of doing this?
2. What type of recording do you think would be the most useful to crime investigators? Why?
3. What do you think would be the best method of submitting evidence to a crime lab? Why?
4. What type of evidence do you think would be most difficult to collect? Why? 5. What does the Fourth Amendment protect against? Do you agree with these restrictions on collecting evidence? Why or why not?

Review Answers
1.) Physical evidence is any anything that can establish a crime has happened and anything that links the crime and the criminal. Some examples may include but are not limited to, weapons, hair follicles, and tool markings. 2.) A few methods of crime scene recording would be, photography, drawings, and videography. Photographs may not always present a good picture of the scale of a room or of the relationship of items to each other, but drawings do a great job of this. Photos and videos are nice because they give you a fantastic visual of what the scene actually looked like. 3.) Chain of custody is the chronological documentation or paper trail, showing the seizure, custody, control, transfer, analysis, and disposition of physical or electronic evidence. The chain of custody is very important to make sure that all obtained evidence isn’t lost or tampered with, and if it is they are easily able to track where/when it occurred. 4.)

a. Overview photographs show the crime scene in wide angles....
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