60 likes | 496 Views
Forensic Science. Unit 1 Review Crime Scene Basics & Eyewitness Basics. T. Trimpe 2006 http://sciencespot.net/. 1 point each Spelling counts!. May prove that a crime has been committed Establish any key elements of a crime Link a suspect with a crime scene or a victim
E N D
Forensic Science Unit 1 Review Crime Scene Basics & Eyewitness Basics T. Trimpe 2006 http://sciencespot.net/
1 point each Spelling counts!
May prove that a crime has been committed • Establish any key elements of a crime • Link a suspect with a crime scene or a victim • Establish the identity of a victim or suspect • Corroborate verbal witness testimony • Exonerate the innocent. • Give detectives leads to work with in the case 4 points Need 3 ways 3 points Interview Examine Document Process DNA 1 point Answer each question to the best of your knowledge. A. What are the four steps used to analyze a crime scene? B. What type of evidence does the FBI consider to be the most valuable? ______________ C. List three ways investigators use evidence collected at a crime scene.
Need 3 things + explanation 6 points Possible answers include: Age, race, drug use, outside influence, level of trauma, length of time, characteristics of a suspect (tattoos, scars, etc.), and the time of day D. Write the correct letter in each blank to identify each person involved in a crime scene investigation. A. POLICE OFFICERS B. CSI UNIT C. DISTRICT ATTORNEY D. MEDICAL EXAMINER E. SPECIALISTS F. DETECTIVES E. What are three factors that might affect a person's ability to remember what happened during a crime or to identify a suspect? Explain each one. F Interviews witnesses and works with the CSI unit to investigate the crime Usually the first to arrive at a crime scene; responsible for securing the scene and detaining persons of interest Determines the preliminary cause of death at the crime scene and conducts the autopsy Helps to determine if any search warrants are required to proceed and obtains those warrants from a judge May be called in if an expert is needed to analyze insect evidence or skeletal remains Documents the crime scene in detail and collects any physical evidence A D C 6 points E B
What’s your grade? -1 = 97-2 = 94-3 = 91-4 = 89-5 = 86 -6 = 83-7 = 80 -8 = 77-9 = 74-10 = 71-11 = 69-12 = 66-13 = 63-14 = 60 35 Points Total Miss more than 14? I’ll figure the grade! Questions?