fiber analysis

Natural fibers can be harvested from

• plants and animals

• only from plants

• only from animals

• plants, animals, and minerals

All of the following are characteristics of a synthetic fiber except

• They are formed by combining monomer compounds into polymer molecules.

• They are man-made.

• They are used in the production of carpet fibers.

• They do not contain any natural fibers.

Which of the following observations are used to help identify a specific fiber?

• smell of the burned fiber

• on contact with the flame, does the fiber coil or melt?

• color and structure of the residue left after the riber burns

• all of the above

Fibers are an excellent source of trace evidence because

• They are easily transferred from victim to suspect.

• They are often overlooked by a suspect.

• They can be easily collected and stored.

• All of the above.

What is the smallest unit of a textile material?

• Fabric

• Fiber

• Yarn

• Thread

Where do fibers come from?

• All of the above

• Minerals

• Animals

• Plants

When should fibers be collected as evidence?

• Within 12 hours

• Within 24 hours

• Within 48 hours

• Within 72 hours

What are the two types of fibers mentioned in the text?

• Natural and Synthetic

• Animal and Plant

• Organic and Inorganic

• Natural and Artificial

What is the purpose of applying forensic science techniques to analyze fibers?

• To create textile materials

• To identify the suspect

• To determine the fiber's color

• To match fibers to a specific item