Crime Scene Investigation, 7S, Photography

Match the team member to their role in a crime investigation.

• determine the manner and cause of death

• Medical Examiner

• -interview witness

  - make conclusions

• Detective

• -document scene

  -collect evidence

• Specialist

• • -secure the scene

  • -direct activity

• Crime Scene Investigator

• - investigates only one type of evidence

• Police Officer

What are the Seven S's of Crime Scene Investigation?

• seek out criminal activity, separate witnesses, scan the scene, scan suspect profile pictures, sketch the scene, search for evidence, secure and collect evidence

• secure the scene, scan the scene, seek out assistance for apprehending suspects,  the scene, secure the criminals in jailhouse, separate evidence, secure and collect witnesses

• secure the scene, separate witnesses, scan the scene, see the scene, sketch the scene, search for evidence, secure and collect evidence

• search for suspects, separate witnesses, scan the scene, seek out help, sketch the scene, search for evidence, secure the perpetrators

Match the Seven S's of crime scene investigation to the correct description.

• secure and collect the evidence

• creates accurate sketches, noting position of remains and other evidence, include direction on sketch, all items (cars, trees, buildings, etc.) in the vicinity of the crime scene should be included

• secure the scene

• responding law enforcement officer, prioritize safety of individuals in the area, protects crime scene (no unauthorized entry), maintain security log of those entering and exiting the scene, may request experts/specialists to be sent to the scene

• scan the scene

• figure out where photos should be taken, determine primary and secondary crime scene

• sketch the scene

• All evidence must be properly packaged, sealed, and labeled, correct procedures must be followed.

Match the Seven S's of crime scene investigation to the correct description.

• separate witnesses

• crime scene investigator takes photos (up close, with and without measurement device), triangulation shown, varying distance with photos

• search for evidence

• Finding and documenting a crime scene is important. Search pattern used to locate evidence depends on size of area being searched and number of investigators, single investigators (gridded, linear, spiral), group of investigators (linear, quadrant), all evidence should be photographed, sketched, labeled, and documented

• see the scene

• keep witnesses apart, compare their testimony- they mustn’t be allowed to talk to one another, make sure to ask a series of questions

Match the pieces of evidences to the correct collection technique

• packaged in paper or plastic container

• sharp evidence

• breathable container

• moist biological evidence

• placed in a plastic tube or container

• liquid/arson remains

• airtight containers

• dried biological evidence

• paper bindle then larger container

• small/trace evidence

Match the following

• Eyewitness

• Physical evidence in small but measurable amounts

• Secondary Crime Scene

• a person who has personally seen something happen and can give a description of it

• Suspect

• An alternate location where additional evidence may be found

• Primary Crime Scene

• The original location of a crime

• Trace

• Person thought to have committed a crime

What is the purpose of Crime Scene Investigation?

• To document, collect, and secure evidence

• To arrest the suspect

• To clean up after the crime

• To solve the crime

What is the first priority when arriving at a crime scene? ​ ​ (a)  

• The safety of all individuals at the scene
• Catching the suspect
• Solving the crime
• Gathering all evidence

Why is the chain of custody important in a crime scene investigation?

• It guarantees that all physical evidence remains unaltered and is admissible in court.

• It allows investigators to work independently without involving legal authorities.

• It helps to speed up the investigation process by minimizing paperwork.

• It ensures that all evidence is collected and processed by police officers only.

Match the term to the correct photograph type.

• Macroscopic

• 
• Establishing

• 
• Close-up

• 
• Medium range

•