The caliber of a bullet is related to its a) diameter b) length c) speed d) weight

Semiautomatic pistols store cartridges in a a) magazine (clip) b) cylinder c) firing pin d) muzzle

Shotguns are examples of a) handguns b) long guns c) revolvers d) semiautomatic weapons

Which of the following statements is true? (a) Gunshot residue is always present on an entrance wound (b) Gunshot residue can be washed off (c) Gunshot residue may be found on both the victim and the shooter (d) Both b and c are correct.

What factor has the greatest effect on the distance a projectile will travel? (a) the arrangement of the lands and grooves in the firearm barrel (b) the size of the person squeezing the trigger (c) the projectile's caliber (d) the amount of gunpowder in the cartridge

True or false: Pry-bar and crowbar marks cannot be distinguished from each other because they produce the same tool marks.

Outline the sequence of events that occur when a firearm is discharged and a projectile is expelled. Include the following terms: gunpowder, primer powder, hammer, trigger, firing pin, and bullet.

The lands and grooves of a barrel’s rifling improve the accuracy of a bullet.

The caliber of a cartridge is always measured in one-hundredths of an inch

Which statement about the rate of decomposition is generally true? (a) The body of an overweight person will decompose faster than the body of a person who was not overweight. (b) Decomposition will occur faster if the body is submerged in water than if it is on land. (c) A buried body decomposes more slowly than a body that is not buried. (d) Ambient temperature does not affect the rate of decomposition.

The $\rule{1cm}{1pt}$ features several firing chambers, each holding one cartridge, located within a revolving cylinder that lines the chamber up with the barrel mechanically when the round is fired.

Which can issue death certificates but cannot perform autopsies? (a) coroner (b) pathologist (c) medical examiner (d) both the coroner and the pathologist

The amount of gunshot residue on a victim is usually proportional to the distance between the victim and the shooter.

True or false: NIBIN is a database that contains names of perpetrators convicted in firearm cases.