March Forensic Science Lesson Plans
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Date
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Objectives
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Activities
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Standards
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3/2
Mon
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Using microscopy, distinguish between different types of fibers.
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Solve a crime by comparing fiber characteristics
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Discuss fibers notes
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“Picking up the Pieces” Lab- (A lab on Fiber Analysis) : Part 1- Microscope analysis of fibers; Part 2- Behavior of fibers in flame
HW: Quiz over hair and fibers on Wednesday
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MSCS 1: BM 1, 2
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3/4
Wed
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Hair and Fiber Quiz (10 mins)
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Read through “Soil Analysis” Lab (15 mins): What is pH? Using the Vernier Interfaces and pH probes to gather data
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Soil Analysis Lab (50 mins)- Analyze 3 soil samples- color, particle size, pH, etc.
HW: Glass Reading worksheet
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MSCS 1: BM 1, 2
MSCS 3: BM 1
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3/6
Fri
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Identify the ways glass is analyzed as trace evidence
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Define refractive index and density
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Describe how bullet hole patterns in glass can solve a crime
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Glass as Trace Evidence (15 mins): Bullet holes in glass- determine bullet order and what side of the glass the bullet went through, Fracture Matching, Light Bulb filaments- Was the light on or off?
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Bullet Hole Order Lab (30 mins)
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Notes- PPT- glass, paint, and other trace evidence (20 mins)
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Demo: Refractive index water vs. glycerin (glass stirring rods)
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MSCS 1: BM 1, 2
MSCS 2: BM 4
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3/10
Tues
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Define density and apply its equation to determine the mass, the volume, or the density of an object.
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Measure the density of different glass samples to solve a crime scene scenario
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Review Glass as Trace Evidence
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Mystery Canisters lab (30 mins)
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Density notes- equation, How to find mass and volume, How does density relate to trace evidence?- glass
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Glass Density Lab (30 mins)- Lab worksheet
HW: Density problems for homework (15 mins)
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MSCS 1: BM 1, 2
MSCS 2: BM 4
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3/12
Thurs
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Explain how trace evidence was key to finding and convicting a suspect in a historical case study (Atlanta Child Murders).
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Identify the types of trace evidence and discuss the methods used to analyze trace evidence.
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Atlanta Child Murders Case Study (30 mins)- Read case study; Questions: Summarize the case study, How is trace evidence involved in this case study?
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Trace Evidence Webquest (online Forensics lab) (45 mins)
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Test Review: Trace Evidence
HW: Trace Evidence Test next class
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MSCS 6: BM 1
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3/17
Tues
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Evaluate student knowledge of trace evidence
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Test (40 mins)
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Read “Firearms” and complete Question Sheet (20 mins)- Types of firearms, Components of a cartridge case, Definition of ballistics
HW: Finish question sheet
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MSCS 1: BM 2
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3/19
Thurs
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Identify the types of firearms
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Describe the components of a cartridge
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Explain ballistics and identify how it can be used to solve a crime
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Begin Chapter 4: Firearms- Pre-assessment (10 mins)
What types of firearms are there? What is the difference between a handgun and a shoulder firearm? What is ballistics?
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Firearms and ballistics notes- PPT (30 mins)- Notes and Video shorts
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Bullet Comparison Activity (30 mins)
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MSCS 1: BM 1, 2
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3/23
Mon
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Ballistics Notes/Discussion (75 mins)
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Forces acting on a bullet- Internal ballistics, External ballistics, Terminal ballistics, Newton’s Laws of motion
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Ballistics/Physics Webquest (60 mins)- How does gravity impact a bullet? How does muzzle velocity impact a bullet? Forces acting on a bullet
HW: Finish webquest for homework
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MSCS 2: BM 5
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3/25
Wed
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List examples of different types of forces, as they pertain to ballistics
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Describe situations that illustrate Newton’s three laws of motion
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Use angles and trigonometry to determine missing variables in a ballistics problem
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Review ballistics; turn in webquest
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Discussion: What variables can be learned from a bullet hole embedded in a wall? (20 mins)
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Discuss angles and their importance in determining bullet trajectory Trigonometry- finding missing variables SOHCAHTOA (Sin, Cosine, and Tangent)
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Trigonometry practice problems (20 mins)
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Begin “Where’s the Shooter Lab” (35 mins)
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Use a protractor to find angles
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MSCS 2: BM 5
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3/27
Fri
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Evaluate student understanding over unit
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List examples of different types of forces, as they pertain to ballistics
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Describe situations that illustrate Newton’s three laws of motion
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Review Ballistics and Firearms (10 mins)
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Firearms and Ballistics Qest (30 mins)
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CSI Facts vs. Fallacies
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MSCS 2: BM 5
MSCS 1: BM 2
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