Determine the effects of water on latent prints. Take a drinking glass and handle it, making
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Question:
Determine the effects of water on latent prints.
• Take a drinking glass and handle it, making sure to leave fingerprint impressions on it.
• Immerse the glass in water for several hours.
• After a significant length of time, visually examine the glass and see if you can still see your fingerprints.
• Attempt this in a variety of conditions such as hot water, cold water, soapy water, or salt water.
• Keep notes on your results under each condition.
• Hypothesize reasons for similar and dissimilar results under the varying conditions.
Write a paper describing your experience as well as your results from this experiment.
Related Book For
South Western Federal Taxation 2014 Comprehensive Volume
ISBN: 9781285180922
37th edition
Authors: William H. Hoffman, David M. Maloney, William A. Raabe, James C. Young
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