Evidence from Firearms
A metal case that a bullet is packed in that contains gunpowder and a primer.
What is the cartridge?
Gunshot residue can be checked for using a ________________ and chemical tests.
What is a microscope?
__________ are a series of raised lines on a fingertip.
What are ridges?
___________ left at a crime scene are rarely complete or clear and might not even be seen.
What are fingerprints?
A print can be _________ from a surface using transparent tape.
What is lifted?
Firing a gun leaves __________ on a cartridge case.
What is impressions?
____________ ___________ (two words) contains traces of the chemical elements lead, barium, and antimony.
What is gunshot residue?
This ridge pattern has lines that start on one side and curve back into loops, like the bend in a river.
What is a loop?
A _________ print is from the transfer of sweat or oil from the ridges on your fingers to the surface of an object. This word means "hidden."
What is latent?
Fingerprint examiners try to ___________ some prints first before matching those that remain.
What is eliminate?
Spiral grooves on the inside of a gun barrel are called ____________.
What is rifling?
A comparison microscope can be used to compare a test bullet to a bullet from the crime scene and the _________ __________ (two words) from both bullets.
What is cartridge case?
This ridge pattern has lines that form a circle around a central point.
What is a whorl?
A ________ print is a print that occurs after touching a colored material and pressing fingers to a surface, which can be seen.
What is visible?
A computer can help match prints by searching through a ___________.
What is database?
Firing a gun leaves ___________ __________ (two words) on the person who fires the gun.
What is trace evidence?
If a firearms analyst does not have a gun to test, they can use a computer _____________.
What is database?
This ridge pattern has a series of curved lines, one above the other.
What is an arch?
A ______________ print is a print that leaves an impression on a soft material and means "able to be shaped."
What is plastic?
What is Ms. Nichols middle name?
What is Fa'aofo?
Material that does not burn when a gun is fired is called ______________ _______________ (two words).
What is gunshot residue?
Two advantages of using a firearms database are ______________ and ____________.
What is saves time and a database can be shared in different locations?
Double points
What is loops and then arches?
Three methods that are used to reveal latent prints are _________, ______________, and _____________.
What are dusting, chemical reactions, and lighting?
When an examiner compares two prints, they look at the _________ patterns, fine ________, and small __________.
What is ridge, details, and variations?