DennisT_301_Lab_4 Notes.docx - Tia Dennis Page 1 of 4 Lab 4 Firearms Toolmarks Analysis Part 1 Experiment 1 Hypothesis If I can determine the class and

DennisT_301_Lab_4 Notes.docx - Tia Dennis Page 1 of 4 Lab 4...

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Tia Dennis 7/4/20 Page 1 of 4 Lab 4: Firearms & Toolmarks Analysis: Part 1 Experiment 1 Hypothesis: If I can determine the class and individual characteristics of the bullet found, then I can determine which gun was shot. Evidence: CS-1 One (1) bullet CS-2 One (1) black in color Smith and Wesson 9mm firearm CS-3 One (1) silver and black in color Kahr 9mm firearm CS-4 One (1) light silver and brown in color Taurus 9mm firearm CS-5 One (1) dark silver and brown in color Taurus 9mm firearm CS-6 One (1) cartridge case Steps taken during examination: 1. Watched the training video 2. Watched demo video on how guns work 3. Watched demo video about parts of a cartridge 4. Watch demo video on bullet characteristics 5. Went to the firing range 6. Identified seven (7) definitions 7. Cartridge is a complete unit of ammunition made up of a cartridge case, a projectile, and a propellant A bullet’s caliber is determined by its diameter A bullet exits the gun through the Barrel Rifling

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