Crime Scene and Types of Evidence

Which is an example of circumstantial evidence?

• bloody knife

• confession

• security video

• eye witness account

Which of these is an example of direct evidence?

• police video

• fingerprints

• hair

• body fluids

Which of these is an example of class evidence?

• synthetic fiber

• a complete set of fingerprints

• DNA

• blood type

Which of these is an example of individual evidence?

• footprints

• a pair of blue jeans

• a hair with an intact follicle (contains DNA)

• blood type

Tags

NGSS.MS-LS3-1

Direct evidence includes:

• circumstantial evidence

• trace evidence

• second-hand observations

• first-hand observations such as eyewitness accounts

The reason it is important to separate the witnesses at the crime scene is to:

• protect them from the perpetrator

• prevent the witnesses from talking to each other

• prevent contamination of the evidence

• prevent fighting among the witnesses

According to known criteria for a rough/initial sketch:

• Sketch A is a final sketch because it includes an open door.

• Sketch B is a rough sketch because it has directions.

• Sketch A is a rough sketch because it does not include measurements.

• Sketch B is a rough sketch because it does not includes measurements.

Tags

NGSS.MS-ETS1-1

NGSS.MS-ETS1-2

What is missing from this final crime scene sketch?

• compass

• Legend

• evidence

• Time

If the first step in the “5 S’s” of CSI were neglected, how might analysis of evidence be affected? Select all that apply.

• Important evidence might be removed from the scene.

• It would not be affected.

• Evidence might be contaminated and may implicate innocent bystanders.

• The scene would be easier to analyze.

What is the definition of a primary crime scene?

• The location where evidence is found that is related to the crime

• The location where a crime takes place

• The location where the suspect is arrested

• The location where the victim lives