CSI and Investigation Study Guide

What is the Locard's Exchange Principle?

What are 4 examples of Trace Evidence

Name all Seven S's of crime-scene investigation

Name some examples on how to secure a scene

The reason it is important to separate witnesses at a crime scene

• Prevent contamination of the evidence

• Prevent fighting among witnesses

• Prevent the witnesses from talking to each other

• Protect them from the perpetrator

What are the four patterns when collecting evidence

Explain the procedure to secure evidence correctly.

What is the difference between Direct vs Circumstantial

Michael saw Clarence steal a cookie

• Direct

• Circumstantial

• BOTH

A Fingerprint on the tablet

• Direct

• Circumstantial

• Both