module 05 journal.doc - MODULE 05: FORENSICS JOURNAL AND...

M
ODULE
05: F
ORENSICS
J
OURNAL AND
E
XAM
P
REP
F
IREARMS AND
T
OOL
M
ARKS
Objectives: After completing this module, you will be able to:
 Discuss how firearm and bullet evidence is collected from a crime scene.
 Learn why bullets fired from a gun can contain unique markings and striations.
 Examine how investigators can estimate the distance between a gun and a shooting
victim.
 Investigate what information forensic scientists can learn from tool marks.
 Discuss how forensic scientists can recover serial numbers from firearms and vehicles.
General Key Terms Notes
Tool mark A scratch or indent left by a tool such as knife,
hammer or crowbar.
Serial number An identification number pressed into something
like a firearm or engine.
5.02 Firearm Evidence
Key Questions Answer
What should be done before transporting a gun? It should be unloaded
How should firearms be picked up?
If a gun is found in water, how should it be
transported?