Summary
Forensic science for kids: the SciGirls compare fibers, prints and other physical evidence, identifying unknown materials by their measurable properties rather than by appearance alone.
Viewer safety
Ages 7+
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Teaching resources
Discussion questions
Discussion
Full episode (28 min) from SciGirls, season 2.
- Which properties helped tell two similar materials apart?
- Why isn't 'it looks the same' good enough evidence?
- What test would you run to identify an unknown powder safely?
Quick work-a-long
Vocabulary: property, evidence, forensic, identify.
Try it: Pick two similar materials (two papers, two fabrics). List three properties you could measure to tell them apart.