4. Trace and Pattern Evidence
Toolmark Analysis — Quiz
Test your understanding of toolmark analysis with 5 practice questions.
Practice Questions
Question 1
Which of the following best defines subclass characteristics in toolmark analysis?
Question 2
A silicone casting material has a linear shrinkage rate of 0.5\\%. If a cast measured across a striation is 20.0 mm, what is the true length of the striation on the original surface (in mm)?
Question 3
Why does a forensic examiner produce test impressions on a substrate identical to the crime scene material?
Question 4
Which property of polysiloxane impression materials makes them preferred for forensic toolmark casting?
Question 5
Which non-destructive 3D imaging technique uses interferometry to capture high-resolution surface topography of tool impressions?