Why do gun manufacturers give each type of gun a distinct pattern of grooves in the barrel?
A.
It looks cool.
B.
It helps law enforcement more easily identify weapons.
C.
It helps people at a firing range know which gun is theirs.
D.
It makes the gun fire more accurately.
6 answers
D. It makes the gun fire more accurately.
How do manufacturers ensure that each gun can be individually identified?
A.
add rifling in the barrel
B.
stamp it with a serial number
C.
give each one a name
D.
create grooves and lands in the barrel
A.
add rifling in the barrel
B.
stamp it with a serial number
C.
give each one a name
D.
create grooves and lands in the barrel
B. Stamp it with a serial number.
In a gun homicide case, what should police remove to study later for bullet holes and gunpowder residue?
A.
the victim’s clothes
B.
any valuables from the victim (wallet, jewelry)
C.
a sample of the victim’s hair
D.
the victim’s dentures, if they wear any
A.
the victim’s clothes
B.
any valuables from the victim (wallet, jewelry)
C.
a sample of the victim’s hair
D.
the victim’s dentures, if they wear any
A. The victim's clothes.
The diameter of the gun barrel is known as the caliber.
A.
True
B.
False
A.
True
B.
False