Firearms Evidence

Question 1

Two types of tool marks

Answer 1

1. striation- A scraping; as a result of one
   object sliding on another
2. impression- An indented mark into an
   object

Question 2

Revolvers Documentation

Answer 2

1. Need to mark which chamber is under the hammer
2. The condition of each chamber
3. Headstamp
4. Remove cartridges/cases and mark accordingly

Question 3

Cartridge Four Components

Answer 3

 Cartridge Case
 Projectile(s) (bullet)
 Gun Powder
 Primer

Question 4

(NIBIN) database

Answer 4

National Integrated Ballistic Information
Network

Question 5

Trace Evidence

Answer 5

Discovered by finding minute quantities of objects

Question 6

Glass Two fracture patterns

Answer 6

1. Radial
2. Concentric