BallistIc Evidence_10pts off

Which of the following strikes the primer to create an ignition?

• Trigger

• Firing pin

• Cartridge

• Breech face

Which of the following is NOT used to analyze cartridge casings?

• Firing pin impressions

• Bolt markings

• Extractions and ejection markings

• Rifling impressions

The rifling in some firearms will make a bullet spin towards the right and some towards the left. This is known as ___.

• twist

• pitch

• groove

• depth

All of these are individual characteristics of cartridge casings EXCEPT

• manufacturerer of the casing

• firing pin impressions

• ejector markings

• extractor markings

The striations left on bullets from rifling are also called what?

• Grooves and lands

• Grooves and loops

• Lands and loops

• Grooves and pins

What piece of equipment is used to match up bullet striations from two bullets?

• Comparison microscope

• Electron microscope

• Light microscope

• Proton microscope

What is diameter of a bullet called?

• Caliper

• Caliber

• Caleb

• Width

What is the empty shell of a round known as?

• Cartridge

• Casing

• Extractor

• Hammer

What would you expect of a close range wound?

• A very small bullet hole with no GSR

• A large wound with GSR and flash burns.

• A large wound with no GSR.

• A very small bullet hole with flash burns.

Which of the following gun parts DOES NOT leave marks on a bullet.

• Trigger

• Firing pin

• Extractor

• Barrel