10/20 Turn in Crime Scene Sketch Project - rough sketch … · October 20, 2017 10/20 Turn in Crime...
Transcript of 10/20 Turn in Crime Scene Sketch Project - rough sketch … · October 20, 2017 10/20 Turn in Crime...
October 20, 2017
10/20 Turn in Crime Scene Sketch Project - rough sketch in group folder - staple packet, then smooth sketch, then scenario, then place in group folder subtract 10 pts. a day if late
Have out Unit C packet need a ruler and calculator Get a whiteboard and marker for your group
HW: complete Race chart p. 9 and vocab
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http://www.nbcnews.com/video/nightly-news/48186122#48186122
Answer on your whiteboard:1. Can a shaft of hair ever be individual evidence? Why or why not?2. What 2 patterns can be analyzed for identification of species?3. What protein makes up the shaft of a hair?4. What protein makes up the pigment granules?5. Is it possible for a shaft of hair to be identified as an exact match to another hair?6. What is made in order to see the cuticle pattern of a hair? Why?
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*always a decimal
bottom of p.6
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Example:1. A hair is found and its width is 9 microns and the width of the medulla is 2 microns. Is this animal or human hair? Give a reason for your answer.
2. A hair found on a jacket has a width of 12 microns and the width of the medulla is 9 microns. Is this animal or human hair? Give a reason for your answer.
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5025
Cross-sectionaIcircular elliptical
circular taperingthick triangular
doubleoval triangular
tapered frayed fromclothing
ovaI ortriangularBuckling
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pigmentyellowish sections
month
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(ethnicity)
complete CHART and vocab - due Mon
Solve: The Case of the Floral Killer!