Goal 1: INVESTIGATE HOW FORENSIC SCIENCE WAS STARTED, THE SOCIAL NEED FOR SOLVING CRIMES. Big Idea (s) Forensic science is the study and application of science to matters of the law. Essential Question (s): What is the role of a forensic scientist? Learning Outcomes Students will: FS-1 Describe the various professions in the area of forensic science FS-2 Understand the growth and development of forensic science through history FS-3 *Describe the role of the Forensic scientist in a crime lab. FS-4 Distinguish among the different kinds of law in the U.S. criminal justice system. FS-5 Explain why the Federal Rules of Evidence are needed. Revised June, 2010 As evidenced by: Create a list of various professions in forensic science and what they examine. Create a timeline of events in the development of forensic science. Discuss the main jobs a forensic scientist as an expert witness, examiner of evidence and trainer. Explain how forensic scientists use the scientific method when analyzing evidence. Discuss a forensic application to each of the different kinds of law in the U.S. criminal justice system. Discuss when evidence is admissible and how it can be used for a jury. 1 Goal 2: INVESTIGATE HOW TO GATHER PHYSICAL EVIDENCE AND DOCUMENT THE PARTICULARS OF A CRIME SCENE. Big Idea (s) The outcome of a case is determined by the evidence. Essential Question (s): 1. What are the different types of evidence? 2. What is the importance of how evidence is handled? Learning Outcomes Students will: As evidenced by: EC-1 *Describe the different types evidence. EC-2 Explain the limitations of eyewitness accounts. EC-3 Explain the steps necessary to preserve and document a crime scene. EC-4 Describe how evidence is collected and packaged and the importance of the chain of custody. Create a chart of evidence comparing: physical vs. testimonial, individual vs. class with examples of each type. Activity on probability and class evidence Activity on recognizing individual vs. class evidence. Activity on observing a situation and recalling facts. Sketch a crime scene. Discuss of evidential procedure is crucial for an investigation. Resources: Extension Activity: Common Formative Assessment(s) Revised June, 2010 Summative District Assessment(s) TBD 2 Goal 3: IDENTIFY THE VARIOUS TYPES OF FINGERPRINTS AND COMPARE THEM TO KNOW PRINTS Big Idea (s) Fingerprints are unique to an individual. Essential Question (s): 1. How can a person’s fingerprint identify them? Learning Outcomes Students will: As evidenced by: Fingerprint lab- students will use a template card for obtaining their own prints, classify them and compare characteristics. Identification activity: Use Techniques to compare prints: Delta, bifurcation, ridge endings, etc. Laboratory investigation of different methods of lifting fingerprints. FP-1 *Investigate how fingerprints are a means of unique identification. FP-2 Identify fingerprints by type and ridge characteristics. FP-3 Explain the methods of detecting fingerprints. Resources: Extension Activity: Common Formative Assessment(s) Revised June, 2010 Summative District Assessment(s) TBD 3 Goal 4: INVESTIGATE THE DIFFERENCES IN BLOOD TYPES AND CHARACTERISTICS OF BLOOD Big Idea (s) Blood can be closely associated to a particular individual. Essential Question (s): 1. What are the major blood types? 2. What can be determined from blood evidence? Learning Outcomes Students will: As evidenced by: BL-1 Describe the nature of bloodantigens and antibodies BL-2 *Identify Blood types Students will be able to: Blood typing lab Blood spatter lab Lab activity to distinguish if blood is present and if it is human or animal. Activity to determine parentage. BL-3 *Explain the forensic characteristics of bloodstains BL-4 Principles of heredity Resources: Extension Activity: Common Formative Assessment(s) Revised June, 2010 Summative District Assessment(s) TBD 4 Goal 5: INVESTIGATE DNA EXTRACTION AND PROCESS OF DNA CODING Big Idea (s): DNA has a genetic uniqueness that can be used to identify or clear an individual in a crime. Essential Question (s): 1. How is DNA useful in forensic science? Learning Outcomes Students will: As evidenced by: Write a paper on what DNA is and its uses. DN-2 Describe the general structure of DNA DNA extraction lab. (bananas) DN-3 Understand the difference between nuclear DNA and mitochondrial DNA Gel electrophoresis lab simulation. Internet search DN-1 *Define DNA and describe its forensic uses. DN-4 Determine if given DNA samples are a match. DN -5 Explain the use of CODIS Resources: Extension Activity: Common Formative Assessment(s) Revised June, 2010 Summative District Assessment(s) 5 Goal 6: STUDENTS WILL LEARN HOW TRACE EVIDENCE CAN BE USED TO BACK UP CIRCUMSTANTIAL EVIDENCE IN A CASE. Big Idea (s): Hair and Fibers are the most common trace evidence collected at a crime scene. Essential Question (s): 1. What information can be obtained from hairs? 2. How are fibers used as evidence? Learning Outcomes Students will: As evidenced by: HF-1 *Describe the morphology of hair. HF-2 Distinguish between human and animal hairs by viewing scale patterns, medulla, and cortex areas of the hair. HF-3 Explain the three stages of hair growth. HF-4 Explain how hair can be used as a chemical indicator for drugs, their metabolites, vitamins and poisons. HF-5 Describe under what circumstances hair can be used as individual evidence. HF-6 Distinguish and identify different types of fibers. HF-7 *Explain how fibers are valuable as evidence. Microscopic examination of a hair sample to recognize the form and structure of hair. Lab exercise to distinguish between human and animal characteristics of hair. Discussion of why hair is so commonly found at a crime scene. Discussion of how drugs can be found in your hair a month after taking them. Microscopic examination of hair roots. Carry out investigations on how different types of fibers respond to various tests. Create a poster on a particular fiber and explain how it is made, who discovered it, its chemical structure, if it is natural or synthetic, and how it is used. Discuss how sampling and statistics can help make fiber evidence valuable. Resources: Extension Activity: Common Formative Assessment(s) Revised June, 2010 Summative District Assessment(s) 6 Goal 7: STUDENTS WILL LEARN HOW HUMAN REMAINS ARE USEFUL TO BOTH PATHOLOGISTS AND ANTHROPOLOGISTS. Big Idea (s): Human remains can be used to identify an individual. Essential Question (s): 1. What can bones tell us about a person? 2. How can human remains be useful in determining time of death of an individual? Learning Outcomes Students will: As evidenced by: HR-1 *Explain how a pathologist determines time of death using human remains. HR-2 Explain what blowflies can tell a forensic scientist about the time of death of a body. HR-3 Distinguish between human and animal bones. HR-4 *Describe how bones can be useful in determining height, age, sex and race of a person. Discuss the differences between algor, livor and rigor mortis. Create a drawing of a fly’s life cycle and what can be determined about the decomposition of a body at each stage. Discuss the differences in bone structure between human and animal bones. Activity- Forensic Bones Bone identification lab Comparative anatomy lab Handouts of bones and skulls HR-5 *Describe how bones are individualized. Resources: Extension Activity: Common Formative Assessment(s) Revised June, 2010 Summative District Assessment(s) 7 Goal 8: DETECT SIGNS OF FORGERY IN DOCUMENTS AND HANDWRITING SAMPLES Big Idea (s): Any object of handwriting or print whose source is in doubt is a questioned document. Essential Question (s): 1. How can you tell if a document is authentic? 2. How can an expert document examiner individualize handwriting? Learning Outcomes Students will: As evidenced by: DH-1 *Explain how to determine if a document is original or a forgery. hair. Handwriting activities Lab on ink and paper comparison DH-2 Explain how handwriting is analyzed. Counterfeit Currency activity Resources: Extension Activity: Common Formative Assessment(s) Revised June, 2010 Summative District Assessment(s) 8 Goal 9: STUDENTS WILL IDENTIFY DIFFERENT SUBSTANCES BASED ON TESTING OF CHEMICALS AND THEIR REACTION TO CERTAIN REAGENTS Big Idea (s): Drugs can affect the function or structure of living tissue through various chemical reactions. Essential Question (s): 1. How are drugs classified? Learning Outcomes Students will: As evidenced by: DR-1 *Compare illicit drugs and their negative effects. DR-2 Describe the tests forensic chemists use for identifying drugs. Create a chart of illicit drugs by category and explain the effects caused by each. Lab - Thin layer chromatography Resources: Extension Activity: Common Formative Assessment(s) Revised June, 2010 Summative District Assessment(s) 9 Goal10: STUDENTS WILL LEARN HOW PHYSICAL AND CHEMICAL PROPERTIES CAN BE USED TO IDENTIFY BOTH GLASS AND SOIL. Big Idea (s): Glass and soil can be used to place a suspect at a crime scene. Essential Question (s): 1. How can glass be used to help reconstruct a crime? 2. How does soils composition help solve crimes? Learning Outcomes Students will: GS-1 Explain the properties of glass that can be used to analyze it. GS-2 *Describe how glass can be used to reconstruct a crime. GS-3 Explain the forensic definition of soil and describe the properties of soil that forensic chemists use for analyzing soil evidence. GS-4 *Describe how the composition of soil can help solve a crime. As evidenced by: Density Lab for glass Index of Refraction discussion and demo. Discussion of glass fracture patterns. Discussion on the forensic definition of soil and what tests can be done to analyze soil evidence based on its properties. Lab Activity: Observe Soil Research a case and write a paper on the forensic definition of soil and how soil was involved in solving the case. Lab Activity: Soil castings Resources: Extension Activity: Common Formative Assessment(s) Revised June, 2010 Summative District Assessment(s) 10