Unit 2 Fibers and Fingerprints

Front

Fibers are

Back

Textiles

Front

An example of a natural fiber is: Wool, Silk, Rayon, Both A and B

Back

Both A and B

Front

Fibers are made up of

Back

Monomers

Front

Direct transfer refers to

Back

A passing of evidence, such as a fiber, from victim to suspect or vie versa

Front

When analyzing fibers, scientists will ask questions about: Type of fiber, Time between crime and discovery of fiber, When is the next coffee break?

Back

Both A and B

Front

Which of these is NOT a way in which fiber evidence is collected?
Options:
By stepping on it with a special shoe,
Special vacuums,
Sticky tape,
Forceps

Back

By stepping on it with a special shoe

Front

Which of the following is true? Fibers can only be synthetic, Fibers are textiles, Forensic scientists will sometimes only obtain small amounts of fiber from a crime scene , The time between crime and discovery of fiber is unimportant

Back

Forensic scientists will sometimes only obtain small amounts of fiber from a crime scene

Front

When a forensic scientist only has one fiber, they can only use tests that do not damage the fiber like polarizing light microscopy and infrared spectroscopy.

Back

Only can use tests that do not damage the fiber like polarizing light microscopy and infrared spectroscopy.

Front

Natural Fibers come from: Animals and Plants, Seeds and Fruits, Stems and Leaves, All of the above

Back

All of the above

Front

Natural fibers

Back

may contain a "cuticle-like" outer covering