Approximately 70%–75% of homicides are committed with firearms. Write 4–5 pages that answer the following questions:  

Part 1 

  • Explain how a handgun is manufactured, most specifically the bore of the barrel. 
  • Why is rifling present in the bore of the barrel? What is the purpose of rifling?
  • Compare and contrast a revolver versus a semiautomatic handgun. How is the caliber of a handgun determined? 
  • Explain the difference between a bullet, shell casing, and a projectile. 
  • When examining a handgun, projectile, or shell casing, provide examples of class and individual characteristics. 
  • What is the difference between a perforating gunshot wound and a penetrating gunshot wound? 
  • Compare and contrast the characteristics of an entrance wound versus an exit wound.  

Part 2 

  • What are the characteristics that might exist or not exist for determining the muzzle-to-target distance?
  • There are four ranges. At each range, what is the muzzle-to-target distance?  
    • contact to near contact
    • close range
    • medium range
    • distant range 
  • Explain  the characteristics that might exist or not exist at each range. For  example, a bullet hole will be a characteristic at each range.
  • What types of evidence would an investigator document from a handgun of a death scene? 
    • 2 years ago
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