Do Now: 1. Which is more reliable; testimonial evidence or evidence found in this picture? 2. Looking at this picture, what step(s) has the officer completed?

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Presentation transcript:

Do Now: 1. Which is more reliable; testimonial evidence or evidence found in this picture? 2. Looking at this picture, what step(s) has the officer completed? How do you know? Objective: SWBAT explain how to approach the initial investigation

 Notebook set up Wednesday  Notebook checks Thursday (AVID Kids)  Advice  Contract  Name tag  Objectives Do now exit tickets 1/24, 1/27-1/30  7s foldable  Quiz on Monday

Remember this is done individually and silently Complete sentences for each question Because you are writing in complete sentences you do not need to write the question 1.What could happen if the 7s was done out of order? 2.What may happen if the first officer on the scene forgot to secure the scene? 3.Why is testimonial evidence unreliable?

 Forensic Science  Locard Exchange Principle  Example  7s in order  1s  2s 4

 Why????

 Looking over the area  Primary crime scene-  Secondary crime scene-  example

 Looking over the area  Primary crime scene- where the incident occurred  Secondary crime scene- any place that may be connected to the scene  example

 “Seeing” the scene Done by the photographer take pictures make videos WHY?

 Record of the crime scene  Helps with interrogating a suspect  Help with proving the guilt of a suspect  Serve as a mental picture for those not present on the scene Two types of Sketches:

 A rough sketch on the scene  An final sketch in the lab WHY?

 Evidence is measured from 2 immovable objects  Draw as quickly and as accurately as possible  Make a legend: case #, time, location and sketcher’s name, key

13 A. Couch/sofa B. Female body C. Knife D. Over turned Lamp E. Chairs F. Table G. Fireplace c D E E E E E A G F Case Number : Sketcher’s Name : Tim Moore Location: 4358 Rockledge Dr- master’s bed room Date and Time: January 28, :35 am N W E S KEY:

What information may be included in a photo and not a sketch ? What information may be included in a sketch and not a photo ?

What is the definition of Forensic Science?

Give an example of the Locard Exchange Principle?

Predict what could happen if we did not complete the 1 st “s”?

What is the function of the photo and sketch of the scene?

Is a sketch more, less or equally as important as a photo? Why?

10 seconds to

1.What are the first 4 S’s in order? 2.Why are photos of the crime scene important? 3.Why is it important to measure the evidence from two immovable objects?