PPT-Ballistics

Projectiles Definition any material that travels with the ability to injure Energy is dependent on the velocity mass and distance traveled by projectile Not all projectiles come from fire arms. Most handguns are referred to as singleaction or doubleaction A singleaction firearm requires the user to manually pull back the hammer before the firearm allows t he user to either manually cock the hammer or simply pull the trigger and allo w the 57375e International Symposium on Ballistics is jointly organized and supported by the International Ballistics Society IBS in conjunction with the National Defense Industrial Association NDIA Arlington Virginia USA WHY YOU SHOULD ATTEND Exposure to Bullets and Casings. Timeline of Ballistics Examination. 1923:. FBI Bureau of Forensic Ballistics established. 1929:. weapons used in the St. Valentine’s Day massacre identified by matching bullets. Firearms and Cartridges. Terms. Ballistics:. the study of bullets and firearms. Firearms:. a weapon capable of firing a projectile using a confined explosive. History. Gunpowder was invented by the Chinese more than 1,000 years ago. LASSITUDE (LAS uh . tood. ) – listlessness; weariness 1. After . eating three servings of Thanksgiving dinner, George succumbed to a feeling of LASSITUDE and fell asleep on the chair.. . Cranny(KRAN . Mankind has been fascinated by the idea of . launching a projectile. at animals for thousands of years.. Gunpowder. was first used in . China. over 1000 years ago, but was primarily used in . firecrackers. The vast majority of. U.S. homicides involve. guns. And they are more. powerful than ever.. . Lansing State Journal,. July 2007 . 1998--Deaths due to handguns. US 11,789 . Germany 373. Canada 151. 9. /3/15. Bellwork. How are you going to make a match between the crime scene bullet casing and test fired ones?. Ballistics p.34-35. Topic: Casings. Evidence: Match caliber and firing pin impressions to crime scene guns.. 9. /4/15. Bellwork. What part of identifying the casing is the hardest for you?. Closure. What did you learn about the casings by doing this lab?. COURSE OVERVIEW. This course is designed to help you master the AR style carbine by concentrating on functional and technique aspect of handling your rifle.. The course has been outlined to help you LEARN new information and techniques while allowing you to add to your knowledge base. We have included BASIC and INTRODUCTORY information to accent the outline with FUNDAMENTAL INSTRUCTION.. Forensic Science . 4/28/15. Pd. 3 . If you did not take the quiz yesterday, grab two yellow folders, drop off your phone, and move to one of the back tables, around the wall.. During the drill, Ms. Bloedorn will bring you . Casing- Shell casing of the bullet when the gun is fired. Fragment- a piece of a bullet.. Residue- Bullet holes or GSR (the gunshot residue). Three components of Ballistics:. Bullets can be identified by the unique pattern the barrel made. Each gun has a different barrel.. The Chinese invented gunpowder over a thousand years . ago. . using KNO. 3. , charcoal and sulfur.. Muzzle-loading matchlocks used wicks to ignite the gunpowder. . The cartridge and breech loading followed. . Dr. Andrew Ketsdever. Hybrid Propulsion Systems. A hybrid propulsion system is one in which one propellant is stored in liquid (or gaseous) state while the other is stored in solid phase.. Solid Propellant / Liquid (or gas) Oxidizer.