Forensic Science Fundamentals and Investigations

Criminal Justice

Quiz 17 :

Tool Marks

Quiz 17 :

Tool Marks

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Tools have unique characteristics due to manufacturing processes and use over time.
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True False
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True

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An important feature of tools used in identification are serial numbers.A serial number is a unique number assigned to an object for:
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Multiple Choice
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A

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Crime scene tool marks and suspect tools are never fitted together to show a match.This would damage the integrity of the evidence.
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True False
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True

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When tools are found, they are collected and packaged together in containers or boxes and then taken to a laboratory for analysis.
True False
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Any impression, scratch, or abrasion made when contact occurs between an object, such as a tool, and another object is:
Multiple Choice
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Research projects at the Department of Energy's Ames Laboratory in Iowa State University include building a tool mark image database and developing an algorithm to statistically analyze the images.
True False
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The type of saw blade used to dismember a body can be determined by examining the cut surface of the flesh.
True False
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In his book entitled Dead Men Do Tell Tales, Dr.William Maples describes a collection of bones belonging to the C.A.Pound Human Identification Lab in Florida.These bones were the bones of:
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Abrasion marks are made by objects, which include:
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There is more than one category of tool marks.Tool mark categories include:
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While photographing and recording tool mark evidence, the expert searches the surface of the tool mark for bits of foreign material using:
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A tool mark is any impression, scratch, or abrasion made when contact occurs between a tool and an object.
True False
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The best way to document tool and tool mark evidence is to use:
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If it is possible, tool mark evidence should be collected and preserved for analysis.If this is not possible, _____________________________ is a commonly used method of preserving impressions of tool marks.
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Types of casting materials include:
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The goal of laboratory tool mark analysis is to identify major characteristics that define the type of __________________________ used in a crime.
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Abrasion marks are made when surfaces slide across one another.
True False
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All evidence must be correctly labeled and processed.Important information that must be recorded includes:
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Cutting marks are marks produced along the edge as a surface is cut.
True False
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A mark or impression made by a tool when it is pressed against a softer surface is:
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