Vocabulary
Single large projectile used in a shotgun rather than shot pellets
What is a slug?
A portable gun that uses a confined propellant to expel a projectile out of a barrel.
What is a firearm?
The end of the gun barrell
What is a muzzle?
A handgun design to be fired with one hand
What is a pistol?
A handgun with a revolving cylinder
What is a revolver?
The metal block located in the back of the firearm barrel that closes the breech at the moment of firing
What is breechblock?
The inside diameter of a firearm barrell, and the diameter of its ammunition, as measured in inches or millimeters
What is a caliber?
An explosive mixture that once ignited propels the bullet
What is gunpowder?
Evidence associated with the disscharge of a projectile from a fire arm
What is a ballistic evidence?
Any material fired from a pistil or long gun.
What is ammunition?
A person certified to analyze and provide expert witness testimony on physical ballistic evidence
What is a ballistic examiner?
Long gun that has a barrel with spiral grooves and that is fired from the shoulder level
What is a rifle?
Material that separates gunpowder from the shot or slug in a shotgun shell
What is a wad or wadding?
The ridges (lands) annd depressions or indentions (grooves) found on the inside of a firarm's barrel that are created when the firearm is manufactured
What are lands ad grooves?
Cartridge storing device that feeds cartridges into semiautomatic and fully automatic firearms
What is a magazine?
Someone trained to analyze the physical firearm evidence in an investigation
What is a firearm examiner?
A national database of digital images of spent bullets and cartridgge cases found at crime scenes or test-fired from confiscated weapons
What is NIBIN?
The spiral pattern of lands and grooves in the barrel of a firearm
What is rifling?
The first explosive charge to be igmited in center fire ammunitions
What is primer powder?
Soot and particles of unburned gunpowder deposited on a person. who discharges a firearm; may also be found on close range victims who adjacenr swevices
What is GSR? Gunshot Residue?
The backward movement of a firearm when it is discharge
What is recoil?
Any material fired from a pistol or a long gun
What is ammunition?
The flight path of a projectile
What is trajectory?
Fires a single shot when the trigger is pulled but will reload automatically
What is semiautomatic firearm?
The inside diameter of a shotgun barrel and the diameter of ammunition
What is gauge?
The study of a projectile in flight; includes the launch and behavior of the projectile
What is Ballistic
The pointed projectile that is released when a firearm is discharged
What is a bullet?
Fires a single shot when the trigger is pulled but will reload automatically
What is a semiautomatic firearm?
The bullet or shot that leaves the barrel of s firearm when propelled by gunpowder explosions
What is a projectile?
A metal cup that contains the primer powder located in the base of the ammunition
What is a primer?