Ballistics
Ballistics
Ballistics (/bəˈlɪstɪks/; from Greek: βάλλειν ballein, "to throw") is the field of mechanics that deals with the launching, flight, behavior, and effects of projectiles, especially bullets, unguided bombs, rockets, or the like; the science or art of designing and accelerating projectiles so as to achieve a desired performance.
Etymology
The term "ballistics" comes from the Greek word "βάλλειν" (ballein), which means "to throw". This term was first used in the 17th century to refer to the study of projectiles and their effects.
Related Terms
- Projectile: An object thrown into the space and allowed to move along the path under the action of gravity.
- Trajectory: The path followed by a projectile flying or an object moving under the action of given forces.
- Muzzle Velocity: The speed of a projectile with respect to the device that launched it, at the moment it leaves the device.
- Terminal Ballistics: The study of the behavior and effects of a projectile when it hits and transfers its energy to a target.
- Internal Ballistics: The study of the processes originally accelerating the projectile, such as the passage of a bullet through the barrel of a rifle.
- External Ballistics: The study of the behavior of a projectile in flight.
- Forensic Ballistics: The examination of evidence relating to firearms at a crime scene, including the effects and behavior of projectiles and explosive devices.
See Also
External links
- Medical encyclopedia article on Ballistics
- Wikipedia's article - Ballistics
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