UNIT 13: Ballistics, Impressions, Toolmarks

Firearms came from the invention of gun powder from where?

• England 
• China 
• General 
• USA

True or False: Ballistics has both class and individual evidence?

• True 
• False

What does GSR mean? 

• Gunshot Residue
• Gunshot Remains 
• Gummy Sugar Residue 
• General Service Routine 

Why was rifling added to the barrels of guns?

• To make bullets shoot straighter
• To make bullets traceable at crime scenes
• To make bullets go faster
• To cause bullets to separate from the cartridge

What is left on the bullet after it exits the barrel?

• Rifling and Striation patterns
• Only Rifling 
• Only Striation Patterns
• None of these

Forensic Scientists can analyze the cartridge based on the location and indentation from the firing pin strike

• True
• False

Forensic Scientists compare bullets from...

• A Crime Scene bullet only
• A test bullet only
• A test bullet and a crime scene bullet
• None of the

The long, metal tube that guides a projectile out of a firearm is the

• breech

• barrel

• muzzle

• stock

What is the primary determining factor of the caliber of a bullet?

• weight
• length
• diameter
• mass

Which of the following studies the effects of a fire bullet, the cartridge and firearms?

• DNA Analysis

• Gun Shot Residue

• Ballistics

• Blood Stain Analysis