Firearms Toolmarks Trajectory Firearm analysis
100
What is a Pistol
A handheld firearm
100
What is a toolmark
A tool mark is any impression, cut, gouge, or
abrasion caused by a tool coming into contact
with another object
100
What is trajectory
Is the flight path of a projectile
100
True or false: Rifle barrels have identical striation markings
false
200
What is a Revolver
A pistol with a revolving cylinder
200
What is a Class Characteristic
are measurable features of a specimen which indicate a restricted group source
200
What is the trajectory calculation
c2 = a2 + b2
200
What is a Ejector
the mechanism on a firearm that throws the cartridge
or fired case from the firearm
300
What is Semiautomatic
A pistol with a clip fed mechansim that fires one shot per pull of the trigger
300
What is a Individual Characteristic
Marks produced by the random imperfections
or irregularities of tool surfaces
300
What are the forces acting on a bullet once its fired
Forward force of the gunshot and downward force of gravity
300
What is a Extractor
the mechanism by which the cartridge of a fired case
is withdrawn from the firing chamber
400
What is Fully-automatic
A firearm with a clip fed mechanism that fires repeatedly for as long as the trigger is held down
400
What is a chisel
Blade tools designed to compress material
when struck
400
If the target is _____, there would be less adjustment
closer
400
What is a Magazine/clip
the mechanism that holds the bullets
500
What is a rifle
A firearm that has a long barrel
500
What are the class characteristics of a needle nose plier
Jaw length, jaw width, teeth spacing, jaw lip length, and number of teeth
500
true or false: lasers are used to determine the position of a shooter
true
500
What is the single most important tool for a firearms
examiner
Comparison Microscope






Forensics

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