Successfully reported this slideshow.
We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. You can change your ad preferences anytime.

Deardorff 20 For 20


Published on

Intro to Forensic Science class

Published in: Technology, Education
  • Be the first to comment

  • Be the first to like this

Deardorff 20 For 20

  1. 1. Forensic Science What are we going to cover this year? Kris Deardorff
  2. 2. What is Forensic Science? <ul><li>Is it this? </li></ul><ul><li>Some, but we will also critique these shows. </li></ul><ul><li>It is the application of science to law! </li></ul>
  3. 3. Crime Scenes & Evidence Collection Crime scenes are about careful observations. Evidence collection is about details. All evidence must be collected in specific manners and carefully logged.
  4. 4. Physical Evidence All of these are pieces of physical evidence, as well as much more.
  5. 5. Physical Properties <ul><li>Same properties as in any other class: </li></ul><ul><ul><li>Mass, density, temperature, refractive index, color phase, etc. </li></ul></ul>Describe the physical properties of gack- seen on the left.
  6. 6. Organic Analysis <ul><li>Analysis based on organic properties: </li></ul>
  7. 7. Inorganic Analysis <ul><li>Analysis based on inorganic properties: </li></ul>Sm. in car 642 + 6 8.2 + 0.4 Q14 Kennedy’s brain 621 + 4 7.9 + 0.3 Q4,5 Lg. in car 602 + 4 8.1 + 0.6 Q2 Connally’s wrist 797 + 7 9.8 + 0.5 Q9 Connally strecher 833 + 9 8.8 + 0.5 Q1 Sample Antimony ppm Silver ppm JFK bullet analysi s
  8. 8. Microscopy From old to new, all can still be used today. The one on the right is a comparison microscope.
  9. 9. Hair, Fibers & Paint <ul><li>These small pieces of evidence can be keys to the crime. </li></ul>Hair Fibers close-up Paint layers
  10. 10. Fingerprinting Everyone has unique fingerprints. These can be the keys to solving a crime. The trick becomes trying to find and develop them.
  11. 11. Drugs <ul><li>Drugs have become the primary job for crime labs. </li></ul>
  12. 12. Toxicology <ul><li>What do drugs do to your body and how are they detected? </li></ul>
  13. 13. Serology <ul><li>How is your blood affected by different reactions? </li></ul>Blood typing is a standard serology technique.
  14. 14. DNA <ul><li>DNA- the irrefutable proof </li></ul><ul><li>DNA typing has many different uses. </li></ul>
  15. 15. Arson & Explosions <ul><li>What can assist in arson? </li></ul><ul><li>How do we analyze an explosion? </li></ul>
  16. 16. Firearms, Tool Marks & Impressions A lot of comparisons go into the anaylaysis of these.
  17. 17. Document & Voice Analysis <ul><li>These are tools used for comparison. </li></ul>
  18. 18. Case Analysis <ul><li>Each of you will do a case analysis of a different case. </li></ul>
  19. 19. True Crime Readings <ul><li>Each of you will read a true crime novel and present to the class. </li></ul>
  20. 20. Expectations: <ul><li>Respect </li></ul><ul><li>Learn and work </li></ul><ul><li>But still Fun </li></ul>