Reading Assignment for Section 2.2

Read the following subsection from our online textbook: Section 2.2: Crime Scene Sketching.

What You Will Learn

In this section, you’ll explore the crucial role that crime scene sketches play in investigations, offering a clear and accurate visual representation for analysis and courtroom presentation. You’ll learn how to create a rough sketch at a crime scene, with an emphasis on accuracy, detail, and measurements. Additionally, you’ll become familiar with the four main types of crime scene sketches, and the specific situations where each is most useful. Finally, you’ll examine various measurement techniques and the tools needed to create precise sketches, and how environmental factors can influence these choices.

Student Learning Outcomes for Section 2.2

• SLO 1: Explain the purpose and significance of crime scene sketches in investigations, particularly how they provide a clear and accurate representation of the scene for analysis and courtroom presentation.
• SLO 2: Describe the process of creating a rough sketch at a crime scene, emphasizing the importance of accuracy, detail, and the use of measurements.
• SLO 3: Identify and differentiate between the four main types of crime scene sketches—perspective, projection, schematic, and detailed—and explain their specific uses in documenting and analyzing a crime scene.
• SLO 4: Discuss various measurement techniques used in crime scene sketching, including triangulation, rectangular coordinates, polar coordinates, and transecting baseline, and analyze how environmental factors influence the choice of technique.
• SLO 5: List the essential tools required for creating accurate crime scene sketches and evaluate how the absence of specific tools might impact the accuracy and completeness of the sketches.