Ch 4 Worksheet #2
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Last updated about 4 years ago
20 questions
2
Fiber evidence is gathered with special vacuums, sticky tape, and _____________.
Fiber evidence is gathered with special vacuums, sticky tape, and _____________.
2
_________________ light microscopy-uses a microscope that has a special filter in it that allows the scientist to look at the fiber using specific light wavelengths.
_________________ light microscopy-uses a microscope that has a special filter in it that allows the scientist to look at the fiber using specific light wavelengths.
2
The most common form of fiber transfer to be encountered at a crime scene is _______________ of a textile.
The most common form of fiber transfer to be encountered at a crime scene is _______________ of a textile.
2
Which of the following is not an example of a textile?
Which of the following is not an example of a textile?
2
At times, most fibers recovered from a victim are found in the victim's ____________________.
At times, most fibers recovered from a victim are found in the victim's ____________________.
2
Seeds, ___________, stems, and leaves all produce natural fibers.
Seeds, ___________, stems, and leaves all produce natural fibers.
2
Natural fibers come from animals, plants, and ________________ that are mined from the ground.
Natural fibers come from animals, plants, and ________________ that are mined from the ground.
2
Using the fiber burn analysis key, if a fiber has the odor of burning hair it could be ______________ and _____________.
Using the fiber burn analysis key, if a fiber has the odor of burning hair it could be ______________ and _____________.
2
Using the fiber burn analysis key, if a fiber does not smell like hair and it ceases to burn then it is............
Using the fiber burn analysis key, if a fiber does not smell like hair and it ceases to burn then it is............
2
Cashmere sweaters are from this animal.
Cashmere sweaters are from this animal.
2
Mohair is from this animal.
Mohair is from this animal.
2
Silk is from this animal.
Silk is from this animal.
2
The most common animal hair used in textiles is _____________________.
The most common animal hair used in textiles is _____________________.
2
___________ is a coarse fiber obtained from the covering surrounding coconuts.
___________ is a coarse fiber obtained from the covering surrounding coconuts.
2
_______________________-a small molecule that may bond to other monomers to become a polymer.
_______________________-a small molecule that may bond to other monomers to become a polymer.
2
Celenese is cellulose chemically combined with ______________.
Celenese is cellulose chemically combined with ______________.
2
Most synthetic polymer fibers are spun together into yarns, but are also a _________________ base.
Most synthetic polymer fibers are spun together into yarns, but are also a _________________ base.
2
Polyester is wrinkle-resistant, but also has this other trade name in the clothing business.
Polyester is wrinkle-resistant, but also has this other trade name in the clothing business.
2
_____________________ has surface scales, hollow or partial hollow core and fibers up to 3 inches long.
_____________________ has surface scales, hollow or partial hollow core and fibers up to 3 inches long.
2
The oldest loom ever found for weaving fabric was found in the USA.
The oldest loom ever found for weaving fabric was found in the USA.