Evidence and Investigation Review

Which of the following footprint characteristics would best assist an investigation in determining the weight of a suspect?

• Depth

• Width

• Pattern

• Length

Which of the following statements outlines a proper procedure to use when completing a chromatography test?

• The chromatography paper should be left in the water until the ink disappears.

• The chromatography paper should be dipped completely underwater and then quickly removed.

• The bottom 1 cm of chromatography paper should touch the water, but the ink should not.

• The chromatography paper should be dipped in the water so the ink level is just under the water level.

This fingerprint characteristic is "triangular" in appearance.

• Bifurication

• Delta

• Pattern

• Lake

Fingerprints are left on objects because of

• dust and dirt

• pressure

• salt and oil

• sugar and oil

Fingerprints are an individual characteristic.

• True

• False

Soil analysis does NOT include testing

• Moisture

• Texture

• Colour

• Taste

Chromatography is a way of

• separating the dyes in inks

• separating the ink in dyes

• doing photography with dyes

• creating black ink from various colours

What was the manipulated variable in our chromatography demo?

• The pens

• The paper

• The water

• The cups

To analyze a piece of handwriting, you would use

• Chromatography

• Geology

• Graphology

• Mapology

When comparing handwriting samples, you need to consider which of the following characteristics?

• The type of paper it was written on

• The message that was written

• The date it was written

• The slant of the letters