Critical Thinking and Crime Scene

Topics: Critical thinking, Forensic evidence, Evidence law Pages: 2 (475 words) Published: September 26, 2013
Review Questions
1. What is physical evidence? Provide at least three examples in your answer. Physical evidence is any anything that can establish a crime has happened and anything that links the crime and the criminal. Physical evidence might include objects like hair samples, weapons and fibers on clothes. 2. Describe three ways that a crime scene can be recorded. What is a benefit of each? To record a crime scene, a number of different techniques are used. These include photography, drawings, note taking, and videography. 3. What is a chain of custody? Why is it important? The chain of custody is a list of all persons who had possession of the evidence during the crime investigation. Why is it important? Because it lets everyone know that the people who are on the list have touched the body and the evidence so they will not get trapped in the crime. 4. What three types of photographs are taken at crime scenes? Describe each type? Overview photographs show the crime scene in wide angles. Intermediate photographs are closer to the evidence, but they still show the area surrounding the evidence. Close up photographs may focus on an injury, a weapon, or a piece of evidence. 5. Why is it important to record the crime scene?  Video has the advantages of both recording the visual elements of a scene, but it can also serve as a form of notes if information is related into the recording. The recording can be useful to document the overall scene and the relation of elements to each other. 

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? If you secure the crime scene no one outside of that jurisdiction has authorization to step foot on the crime scene and therefore will not contaminate the crime scene. 2. What type of recording do you think would be the most useful to crime investigators? Why? Videography would the most useful because it can record the places you...
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