Ballistics 1
The science of analyzing firearm usage in a crime.
What is forensic ballistics?
This is the end of the barrel from which the projectile exits the firearm
What is the muzzle?
This type of firearm includes rifles and shotguns
What is a long gun?
Defined as objects or materials that have retained the characteristics of other objects through direct contact.
What is impression evidence.
True or false: no two people have the same fingerprints
What is True
This is the portion of the casing that ignites the gunpowder
What is the primer?
Revolvers store cartridges in this.
What is the cylinder?
These are the portions of the barrel rifling that are raised.
What are lands?
Which one is not an example of impression evidence?
A. striation marks on a bullet
B. shoe prints
C. DNA left at the crime scene
D. tire tracks
E. teeth marks
F. tool marks
What is C. DNA left at the crime scene
Name the three types of fingerprint patterns.
What are arches, loops, and whorls
This includes primer powder, gunpowder, the bullet, and the casing material that holds them all together
What is the cartridge?
This is the portion of the bottom of cartridge casing that identifies the caliber and manufacturer of the bullet
What is a headstamp?
Revolvers and semi-automatic pistols fall into this firearm category.
What is a handgun?
What are the three types of impressions?
What are patent, latent, plastic
What do we call the person that studies human remains and skeletal remains
What is a Forensic Anthropologist
The spiral patterns of lands and grooves is a definition of this word.
What is rifling?
These are the tiny particles expelled from a firearm when it is fired
What is gunshot residue?
"The path of flight of a projectile" is one definition of this word.
What is trajectory?
What must a Forensic Technician ALWAYS do before casting or dusting an impression?
What is take pictures and/or videos
The understanding of the effect chemicals have on humans, animals, and the environment
What is Toxicology
NIBIS and Drugfire merged in the year 2000 to form NIBIN, which is an acronym that stands for this.
What is National Integrated Ballistics Network?
This can be composed of lead, copper, or combinations of various metals. It can be metal-jacketed, hollow-pointed, or even plastic-coated.
What is a bullet?
Two major forces act on the bullet when it is fired. One is the forward force of the bullet and the other is this.
What is gravity?
A device used to analyze side-by-side specimens for comparison purposes is called?
-Gives a closer look at the minute details found on tools (the wear and tear patterns that make a specific tool unique)
What is a comparison microscope
This type of evidence can tell you how fast a person was going, and how large the person was.
What are shoe prints