ballistics vocab

Question 1

Gunshot residue

Answer 1

Particls that were left behind from the shot of the gun

Question 2

IBIS

Answer 2

Integrated Ballistics Identifications system (Works in order to match guns)

Question 3

Caliber

Answer 3

A measurement or diameter of a guns bore

Question 4

Rifling

Answer 4

The process of making spiral grooves

Question 5

Hollow points

Answer 5

expanding bullet which is more of a lethal hit

Question 6

Ejector marks

Answer 6

small mark or indentation on the base of the cartridge case when the case is extracted and kicked out of the action by the ejector

Question 7

Ballistics

Answer 7

The study of firearms and bullets

Question 8

Drug fire

Answer 8

The imaging database/system that compares bullets, casing and cartridge

Question 9

Muzzle

Answer 9

Where the projectile exits a firearm from the barrel

Question 10

Bore

Answer 10

inside of the barrel of a firearm

Question 11

Choke

Answer 11

tapred construction of a gun’s barrel at the muzzle end

Question 12

Grooves

Answer 12

cuts or impressions into the bullet when the rifling

Question 13

Lands

Answer 13

raised parts that are inside the barrel that are the metal between the grooves

Question 14

NIBIN

Answer 14

National integrated ballistics identification network (images spent on bullets and cartridge cases that were found at crimes scenes or test fired from confiscated weapons

Question 15

Primer

Answer 15

An substance that ignites when detonted the power in a gun

Question 16

Firing pin

Answer 16

responsible for stricking the primer of a cartridge and set it off

Question 17

Greiss test

Answer 17

Detectes presences of nitrite compounds

Question 18

Ejector

Answer 18

kicks the cartridge case from the firearm

Question 19

Striatons

Answer 19

contour variations of the surface of the bullet

Question 20

Breechmark

Answer 20

are produced when a cartiridge case is fired in a firearm

Question 21

Full metal jacket

Answer 21

a lead bullet that is covered with a harder metal

Question 22

Gauge

Answer 22

the size that represents a barrel and it’s number lead balls

Question 23

Extractor

Answer 23

removes a casting of previously fire cartridges from the chamber

Question 24

Trajector

Answer 24

path of projectile that is lauched at an angle