English example sentences with "ballistics"

According to the ballistics report, this gun can't be the murder weapon.

Have you seen the results of the ballistics test?

The term "ballistics" refers to the study of a projectile in motion. Ballistics also refers to the forensic study of bullets, cartridges and firearms in criminal investigations. When a bullet travels through a gun barrel, the bullet's metal gets worn in a unique pattern by the harder metal of the barrel. Unless there has been some intentional alteration, any bullet fired by a specific gun will show the same marks.