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the Collins AQA GCSE Grade 9-1 Chemistry Revision Guide (9780008160685)
Written in an easy-to-follow style
At once instructive and captivating
Jodi's stunning new novel about life
The content is divided into six modules: Body language
Forensic Science: Discover the Fascinating Methods Scientists Use to Solve Crimes Postcards the Collins AQA GCSE GradeWhat is forensic science and how is it used to solve a crime? Explore the fascinating, and sometimes gory, world of forensics, where science helps crack the case. How do you know if a red stain is blood or ketchup, or whose blood it is? Can computers really recognize your face in a crowd? Why are fingerprints so important in an investigation? Learn why it is critical to quickly secure a crime scene, and how DNA sampling works. Find out how maggots can