PPT-Ballistics

The vast majority of US homicides involve guns And they are more powerful than ever Lansing State Journal July 2007 1998Deaths due to handguns US 11789 Germany 373 Canada 151. Notes on page 75. Warning. Next slide is slightly disturbing. Entrance . vs. exit wounds. Entrance Wounds are typically smaller and neater. Exit Wounds are typically larger and messier. Collecting and Packaging Ballistic evidence. What is Forensic Ballistics. Any projectile is considered ballistic evidence.. These include bullets, arrows, objects launched from a slingshot etc.. Most often the scientist is looking at bullets.. The goal is to match a projectile with the weapon it came from.. 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. 1 articles, however, were concerned with the issue of making a firearm that is inoperable due to rust/corrosion issues, operable. The articles did not address the issues involving the potential for dam 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 . Crime Scene A: a shot was fired at the white vehicle parked across from the target store. The car is parked 75 ft from the store. A shot was believed to have been fired from the roof of the store. The store is 40 ft tall. Is it possible for the shot to come from the roof of the building? Explain your answer.. “ A well regulated militia, being necessary to the security of a free state, the right of the people to keep and bear arms, shall not be infringed.”. 2. nd. Amendment to the US Constitution. “. GAVS 15. SFS4 Students will evaluate the role of ballistics, tool marks and evidence of arson in forensic investigation. . a. . Identify firearm lab tests used to distinguish the characteristics of ballistics and cartridge cases. . 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. 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.