Download Year 9 CS! Home learning project `Whodunit`? F o rensic tech niqu

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In your science lessons you have been learning about CSI (crime scene investigations). In this
home learning project you will find out more about particular forensic techniques in week 1.
In week 2 you will be presented with evidence about a crime that has been committed and in
week 3 you will present a report on who you think committed the crime. The evidence
presented in this pack has been produced in black and white, however, if you visit the school
website you can view the evidence in colour.
Tasks Week 1
KQ What types of physical evidence can be found at the scene of a crime?
Look at the power point on the school website
Now answer the questions on the physical evidence worksheet
Choose one piece of physical evidence and research how this was used in a real life crime to make a
KQ What is the power of physical evidence?
Read the worksheet the ‘power of evidence’ and then complete the quiz
Look at the crime scene on the bottom of the worksheet and identify the evidence that could be collected.
You could also state how each piece of evidence would be collected including precautions taken by the
police to ensure there is no contamination of evidence
KQ How can DNA help to solve crimes?
Forensic techniques
Watch the video from the link below
Now answer the following questions;
1. When did DNA start to be an important tool in forensics?
2. What type of evidence does the FBI consider its most powerful tool
3. What program is used to match DNA samples to possible contributors
4. What is it called when the program makes a match
5. How many criminals have been convicted based on this software
Find out which crimes have been solved using DNA evidence and how accurate DNA testing is.
KQ: How do forensic scientists identify a corpse?
Research the work of William Bass at the Forensic Anthropology Centre in Tennessee
What types of evidence would be needed to identify a dead body and the length of time the body has been
KQ: How do I become a forensic scientist?
Find out what qualifications you need to become a forensic scientist, how much do they earn?, what skills
are required and what work is undertaken in a typical day?
Click on the link below to see if you have the skills needed to solve the crime
Year 9 CS! Home learning project
Year 9 CS! Home learning project