December Forensic Science Lesson Plans Date 12/3 Mon Objectives 12/5 Wed Activities Identify the 3 types of fingerprint impressions that may be found at a crime scene Discuss the methods used to process and lift fingerprints Reading: How to Process Fingerprints Processing Fingerprints: Powders, chemicals, etc. Processing and Lifting Fingerprints Lab Matching Fingerprints Lab (45 mins)- Determine which suspect committed the crime. Classify the prints; identify 5 individual characteristics MSCS 1: BM 1, 2 MSCS 3: BM 1 Identify the 3 types of fingerprint impressions that may be found at a crime scene Apply the cyanoacrylate fuming method to process latent fingerprints Review: Promethean Board- 8 types of fingerprints, Ridge Characteristics, What is a latent Print? Latent Prints Presentation (30 mins) What are latent prints? How does a forensic specialist find and develop latent prints? Cyanoacrylate Fuming- How does it work? Set up Cyanoacrylate Fuming Lab (10 mins) MSCS 1: BM 1, 2 Cyanoacrylate Fuming Lab (30 mins)- Explain lab- match the unknowns to the knowns. Match all unknowns with known student prints- Find your fingerprint! Quiz Review: Hand out fingerprint quiz review and discuss MSCS 1: BM 1, 2 Fingerprint Quiz (20 mins)- Grade and Discuss Blood Basics PowerPoint/Notes (20 mins)- Blood typing, Components of blood, How to detect blood at a crime scene, Blood Spatter Analysis Blood Typing Activity (35 mins)- Understanding components of blood and compatibility- Agglutinens and Agglutinogens MSCS 3: BM 3 12/7 Fri 12/11 Tues Standards Apply the cyanoacrylate fuming method to process latent fingerprints Match unknown fingerprints with known fingerprints Identify the 4 components of blood (RBC, WBC, Plasma, Platelets) Describe how blood type is determined Explain the ABO Blood System MSCS= Montana Science Content Standard BM= Benchmark 12/13 Thurs 12/17 Mon 12/19 Wed Identify the 4 components of blood (RBC, WBC, Plasma, Platelets) Describe how blood type is determined Explain the ABO Blood System Identify the 4 components of blood (RBC, WBC, Plasma, Platelets) Describe how blood type is determined Explain the ABO Blood System Analyze bloodstains to determine sequence of events at a crime scene. Discuss methods used to search for traces of blood. Blood Basics PowerPoint (20 mins)- Components, Types, How to type, Agglutinogens= antigens, Agglutinens= antibodies, Anti-A, Anti-B, Positive, Negative, etc. Blood Typing Puzzle (30 mins)- A, B, AB, and O Bloodmatching antigens and antibodies, Blood Transfusions Blood Typing Lab- Who killed Ernie? (30 mins)- Perform blood typing on each suspect and blood found at the crime scene-Look for agglutination MSCS 3: BM 3 Blood Basics WebQuest Blood typing- Components of blood, How to detect blood at a crime scene, Blood Spatter Analysis MSCS 3: BM 3 Review Blood Types (5 mins) Bloodstain Pattern Analysis PPT (20 mins)- Note handout, What can one learn from bloodstains, Terms- spatter, origin/source, angle of impact, parent drop, satellite spatters, spines Passive Bloodstains, Projected Bloodstains, Transfer/Contact Bloodstains- Luminol Bloodstain Pattern Lab (50 mins)- Single drops- different heights, Multiple drops- different heights, Motion drops, Angle of Impact drops MSCS 3: BM 3 MSCS 1: BM 1 Blood Spatter Lab- Discuss Lab and expectations (5 mins) Blood Spatter Lab- Relationship Between Shape and Impact Angle for Bloodstains (20 mins), Vertical Drips on Various Surfaces (10 mins), Common Bloodstain Patterns (20 mins) Blood Spatter Lab Assessment Questions (15 mins) MSCS 3: BM 3 MSCS 1: BM 1 12/21 Fri Establish the relationship between dropping height and blood drop diameter. Recognize patterns around the drop, such as satellite spatter or spines. Develop an understanding of the common types of bloodstain patterns found at a crime scene. Create and examine vertical blood drop patterns on various textured surfaces. MSCS= Montana Science Content Standard BM= Benchmark MSCS= Montana Science Content Standard BM= Benchmark