Forensics Chapter 3 The Crime Scene

Any place where evidence may be located and gathered to help explain events involved in a crime.

• Evidence

• Crime Scene

• Crime Location

• Material Scene

This place where a crime occurs may actually be more than a single place.

A person might be kidnapped in one place, murdered in a second, and the body disposed of in a third place. 

• True

• False

The first CSI officer or detective on the scene makes the _____________ or crime scene survey.

• preliminary walk-through

• first walk-through

• initial survey

• primary scene investigation

One method which is useful for indoor investigations is using ________ lighting on hard surfaces, such

as floors, tables, and countertops. This technique can reveal items not visible under ordinary lighting. 

• horizontal

• perpendicular

• oblique

• parallel

This process forces investigators to pay special attention to details and be more observant. 

When writing things down, people often remember details that would otherwise be overlooked.

Notes should be complete and thorough. They should also be written clearly and legibly. 

This process is called ______.

• Transcribing

• Recording

• Crime Scene Sketching

• Note Taking

These can capture details that event the most observant investigators might miss. 

One of these is "worth a thousand words."

BEFORE touching or moving any evidence, the investigator should __________ the scene.

• observe

• photograph

• take notes

• sketch

The advantage of ________ the scene is that both audio AND visual elements can be recorded simultaneously.

• photographing

• sketching

• videoing

This is a drawing of the scene, with notes and measurements, which allows for a better overall layout of the scene, and gives the investigator the ability to selectively include some details, while leaving out irrelevant or misleading details which clutter the scene. Reference points, measurements and scale must be included.

• photograph

• sketch

• video

This search method is best used in large outdoor scenes; officers form a line,

shoulder to shoulder, and walk through the area searching for evidence.

• Grid

• Zone

• Line or Strip

• Wheel or Ray

• Spiral

This search method is best used in areas where there are no barriers or walls; the

investigator moves in a circular pattern either inward or outward from a central point.

• Line or Strip

• Grid

• Spiral

• Zone

• Wheel or Ray