Forensics - Assignment

1. Why is it important to take diligent notes when processing the crime scene? 2. What is the chain of custody? 3. Why do we sketch the crime scene as well as take photographs of it? 4. What information should crime scene notes include? 5. Name the advantages of audio-recording notes. 6. To show the depth of a three-dimensional object in a photograph, should you illuminate the object at a more direct (higher) or oblique (lower) angle? Why? 7. What should medium-range photos taken at the crime scene show? What should appear in every medium-range photo and why? 8. What does it mean to bracket a close-up photo? Why is bracketing important? 10. What basic information is shown in a rough sketch? 11. How does a finished sketch differ from a rough sketch? 12. What is physical evidence? 13. To what should investigators pay particular attention when a vehicle is involved in a crime? 14. What is the most important consideration in handling and processing physical evidence? 15. How should investigators handle trace evidence adhering to items found at a crime scene? What is the exception to this rule? 16. What is the proper way to package charred debris from the scene of a suspicious fire? Why is such packaging recommended? 17. Why should all items of evidence be placed in separate containers? 18. List two reasons why investigators should wear latex gloves when handling bodily fluids or biological materials. 19. What is chain of custody and why is it important to maintain chain of custody? 20. What is a standard/reference sample? Why is collecting such a sample important to the crime-scene investigator? 21. What information should be included on an evidence submission form? 22. What type of protective clothing and equipment should an investigator wear when handling potentially infectious material?