Ballistics and Firearms Quiz

What is the primary focus of ballistics in forensic investigations?

• Analyzing the propulsion of rockets

• Designing new types of ammunition

• Studying the history of firearms

• Examining evidence from firearms used in crimes

How are modern firearms generally classified?

• By the material they are made of

• As handguns and long guns

• As automatic and semi-automatic

• By their color and size

What is the purpose of the rifling marks on bullets?

• To reduce the bullet's weight

• To increase the bullet's speed

• To make the bullet more aerodynamic

• To create unique patterns for identification

Which part of a cartridge is responsible for igniting the propellant?

• The bullet

• The case

• The primer

• The rim

What is a 'ballistics fingerprint'?

• A pattern used to identify the owner of a firearm

• A unique pattern left by a bullet on a target

• A unique marking left by a firearm on a bullet and cartridge

• A fingerprint found on a firearm

What are striations on a bullet?

• Color patterns on the bullet

• Indentations made by the firing pin

• Scratch marks left by rifling lines

• Marks left by the bullet's impact

What causes breech markings on a cartridge?

• The primer igniting the propellant

• The rifling lines in the barrel

• The casing hitting the breach block

• The bullet's impact on a target

What does GSR stand for in ballistics?

• Gunshot Residue

• Gun Safety Regulations

• General Shooting Range

• Gunpowder Smoke Residue

How can gunshot residue be used in an investigation?

• To measure the speed of the bullet

• To identify the shooter or their proximity to the shot

• To find the age of the firearm

• To determine the type of bullet used

What is the purpose of the IBIS database?

• To store information about firearm owners

• To register new types of ammunition

• To track the sales of firearms

• To house ballistic information for forensic analysis