'Class evidence' diaporamas de présentation

Types of Evidence

Types of Evidence. Photos from Kendall Hunt Publishing Content from various chapters in Forensic Science for High School Students and numerous other sources. Testimonial evidence is a statement made under oath; also known as direct evidence or prima facie evidence.

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Types of Physical Evidence Chapter 3 Notes

Types of Physical Evidence Chapter 3 Notes. bsapp.com. I CAN Skills for the Physical Evidence Unit. I Can review the common types of physical evidence at crime scenes. I Can explain the difference between the identification and comparison of physical evidence.

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PHYSICAL EVIDENCE

PHYSICAL EVIDENCE. Chapter 3. Physical Evidence. It would be impossible to list all the objects that could conceivably be of importance to a crime. Almost anything can be Physical Evidence .

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Physical Evidence Chapter 3

Physical Evidence Chapter 3. Physical Evidence. Blood, Semen, Saliva Documents Drugs Explosives Fibers Fingerprints Firearms and Ammunition Glass Hair Impressions. Physical Evidence. Organs and Physiological Fluids Paint Serial Numbers Tool Marks Other. Physical Evidence.

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Chapter 6: Fibers

Chapter 6: Fibers.

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Legal Systems pt. 2

Legal Systems pt. 2. Forensic Science. Objectives. Compare and contrast the various types and the value of direct and indirect evidence. (DOK 4) Compare and contrast class and individual evidence. (DOK 4)

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Fibers

Fibers. Objectives. You will understand: Why fibers are class evidence. How fibers can be used as circumstantial evidence to link the victim, suspect, and crime scene. Why statistics are important in determining the value of evidence. Objectives, continued. You will be able to:

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Chapter 6: Fibers

Chapter 6: Fibers.

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Chapter 5: Hair

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Chapter 5: Hair

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CHAPTER 2

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Trace Evidence

Trace Evidence. Trace evidence- small pieces of material Debris from mass produced materials Abundant in nature. Examples of Trace Evidence. Hair Fibers Paint Glass Gasoline Soil Dust. How is trace evidence collected?. Vacuum Tape lifts Picking Combing Scraping. Types of Evidence.

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Soil Analysis

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Footwear & tool mark Evidence

September 29 , 2014. Footwear & tool mark Evidence. How can footwear evidence be used to solve crimes?. Identification of a suspect (more on this later!) Number of perpetrators Location of prints may help reconstruct crime Confirm / rebut alibis or witness statements Sequencing events

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Objective: SWBAT describe how to screen for the presence of human blood

Do Now 1. Update your exit ticket tracker. 2. How can blood be used as class evidence? 3. Describe the make up of blood . Objective: SWBAT describe how to screen for the presence of human blood. Announcements. Bring gloves for handling blood Notebook check Thursday . Blood Typing.

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Chapter 3 Continued

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Round 1

Round 1. What is testimonial evidence? What is physical evidence? What is more reliable testimonial evidence or physical evidence? How can class be made stronger? Is blood typing class evidence or individual evidence?. Round 2. Is fingerprinting class evidence or individual evidence?

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Understanding Forensic Characteristics of Evidence

Understanding Forensic Characteristics of Evidence. Exploring Class Characteristics, Individual Characteristics, and Wear Characteristics. Class Characteristics.

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Precipitin Test

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Unit 6: Hair & Fiber

Unit 6: Hair & Fiber. 6.3 Introduction to Fibers. Fibers. Are considered class evidence Have probative value Are common trace evidence at a crime scene Can be characterized based on comparison of both physical and chemical properties. Fabric.

154 views • 4 slides