Forensics |
Summary |
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Acid
or Alkali? Testing with Cabbage.pdf |
Make pH testing papers from red cabbage; observe the
reaction between the papers and solutions of known pH; use the papers to test
the pH of various household products. |
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Bones Tell
Your Height.pdf |
Measure the height, upper arm, and thigh of a group
of students; graph your data and translate it into an equation.
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Bugs
On Our Skin.pdf |
Prepare Petri dishes with a surface on which
microbes can grow; look for microbes in various places on your skin, transfer
them to a growing medium, and watch them grow. |
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Every
Contact Leaves a Trace.pdf |
Test Locard's Exchange Principle. |
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Henry
Number.pdf |
Make two copies of your fingerprints and try to
match the copies from the class set; calculate the Henry Number for your
fingerprints. |
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How
Strong Is The Drink?.pdf |
Study the voltage produced by a sodium hydroxide
fuel cell when it contains different concentrations of alcohol. |
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Look
and Record.pdf |
"Secure" a crime scene and, taking
precautions against contamination of evidence, make a sketch of the items
found there. |
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Loops,
Whorls, and Arches.pdf |
Take your fingerprints; classify their patterns as
loop, whorl, or arch; compare your patterns with those of your fellow
students. |
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Moldy
Bread.pdf |
Observe and record the effect of temperature and
humidity on the decay process in bread. |
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No
Two the Same.pdf |
Make a print of your right index finger and identify
its characteristics; identify your print in a collection of prints made by
your fellow students. |
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Scattered
Clues.pdf |
Study wind direction and make an anemometer. |
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Space
Dust.pdf |
Isolate and study micrometeorites from a rain
gutter; leave a container outside and measure the number of micrometeorites
collected. |
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The
Value Of DNA |
Extract DNA from a selection of different materials. |
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Which
Ink Is Which?.pdf |
Use paper chromatography to separate the colors used
in different black pens; pretend to alter a check fraudulently and perform
paper chromatography on the ink to determine which part of the writing was
altered. |
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