Ballistics Review

Which of the following is labeling the hammer?

• A

• B

• C

• D

What does it mean if a bullet has a "jacket"

• It has a outer shell made of a hard metal (like copper or steel).

• It was cold, so it wrapped itself up in a sweater

• It is made entirely of softer metals (like lead).

• It has an impression in the front that allows it to open in a flower pattern.

Which of these is NOT a part of a cartridge?

• Casing

• Gunpowder

• Wad

• Primer

Which of these is NOT part of a shotgun shell?

• Casing

• Wad

• Gunpowder

• Bullet

Why is rifling important for forensic ballistic analysis?

• It spins the bullet, making it more accurate.

• It makes the bullet travel farther before losing accuracy/

• It can be found in all firearms.

• It makes indentations on the bullet that are unique to the firearm.

Which of these are NOT types of individual evidence found on parts of a cartridge?

• Breech marks

• Firing pin impression

• Rifling patterns

• Manufacturer's stamp

Where do we find the firing pin inpression?

• On the back of the bullet

• On the side of the casing

• On the side of the bullet

• On the back of the casing

What is a reference sample in regards to ballistics?

• A bullet collected from a body.

• A bullet test fired from a suspect's weapon.

• A spend casing found at the scene.

• A bullet taken from a wall after a drive-by.

Gunshot residue found on the victim is grouped close together and there is stippling around the entry wound. What does this tell you?

• The shooter was far away when taking the shot.

• The shooter used a high powered rifle.

• The shooter used a pistol.

• The shooter was very close when taking the shot.

How do you determine the caliber of a bullet?

• Measure the diameter of the bullet.

• Measure the diameter of the casing.

• Measure the length of the bullet.

• Measure how much the bullet weighs.