CSI and Investigation Study Guide

What is the Locard's Exchange Principle?

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What are 4 examples of Trace Evidence

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Name all Seven S's of crime-scene investigation

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Name some examples on how to secure a scene

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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

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Explain the procedure to secure evidence correctly.

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What is the difference between Direct vs Circumstantial

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Michael saw Clarence steal a cookie

• Direct

• Circumstantial

• BOTH

A Fingerprint on the tablet

• Direct

• Circumstantial

• Both