Ch. 4: A Study of Fibers and Textiles

Question 1

Without a defined shape; fibers composed of a loose arrangement of polymers that are soft, elastic, and absorbing (I.e. cotton)

Answer 1

Amorphous

Question 2

Geometrically shaped; fibers composed of polymers packed side by side, which makes them stiff and strong (I.e. flax)

Answer 2

Crystalline

Question 3

The passing of evidence, such as a fiber, from victim to suspect or vice versa

Answer 3

Direct transfer

Question 4

The smallest indivisible unit of a textile, it must be at least 100 times longer than wide

Answer 4

Fiber

Question 5

A collection of mineral crystals formed into a recognizable pattern

Answer 5

Mineral fiber

Question 6

Small, repeating molecules that can link to form polymers

Answer 6

Monomer

Question 7

A fiber produced naturally and harvested from animal, plant, or mineral sources

Answer 7

Natural fiber

Question 8

A substance composed of long chains of repeating molecules (monomers)

Answer 8

Polymer

Question 9

The transfer of evidence such as a fiber from a source to a person, and then to another person

Answer 9

Secondary transfer

Question 10

A fiber made from a manufactured substance such as plastic

Answer 10

Synthetic fiber

Question 11

A flexible, flat material made by interlacing yarns or “threads”

Answer 11

Textile

Question 12

A lengthwise yarn or thread in a weave

Answer 12

Warp

Question 13

A crosswise yarn in a thread or weave

Answer 13

Weft

Question 14

Fibers that have been spun together

Answer 14

Yarn (thread)