
Fibers and Forensics
Quiz by Cheryl McLaughlin
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9 questions
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- Q1Retrieval of fibers from victims should ideally be donewithin a couple of daysfibers are still present weeks lateras quickly as possible10s
- Q2Primary transfer of fibers to a victim occur whenwhen they come from a primary source like a sheep or cotton plantthe suspect directly transfers the fibers to the victimwhen a suspect attempts to change the fibers to be less conspiciouswhen the victim first buys a piece of clothing10s
- Q3Which of these is not an example of a natural fiber?woolcottonflaxpolyester10s
- Q4Which of these indicates why the shape of a fiber is important in a criminal investigation?All of the aboveSome shapes of fiber are only made a short timeColor values may change depending on when the fiber was manufacturedSome fibers are manufacturer specific10s
- Q5The greater number of fibers found on a victim indicatesThe more likely some confrontation happened between the victim and the perpetratorthe cheapness of the coloring of the fabricthe shorter the fibers were on the perpetrator's clothesthe breakage rate of the fibers20s
- Q6White cotton and blue denim are often less important in a case becausethey are more common fabricsthey are relatively inexpensivethey are more rare fabrics20s
- Q7Which of these would be most likely made of cottonbootsspandex running shortsrain coats and slickersunderwear and t-shirts20s
- Q8Polyester, acetate, nylons, and acrylics are what type of fibersnaturalman-made20s
- Q9A case using fibers for evidence must presenthow easily this fiber takes the dye present on the clothinghow rare the coincidence is that the fiber would be on the victim otherwisehow frequently this fiber is made into clothing20s