Hair and Fibers

Which of the answers describe natural fibers?

• rayon, nylon, wool

• cotton, polyester, cashmere

• linen, cotton, silk

• silk, spandex, polyester

In a burn test, these fibers will often shrink back away from the flame.

• Synthetic
• Natural

Tags

NGSS.MS-PS1-3

Fibers are considered what kind of evidence? 

• Individual
• Class
• Direct
• Indirect

Natural fibers come from:

• animals.

• plants.

• minerals that are mined from the ground.

• All of these choices.

How is hair or fiber evidence collected?

• Using forceps.

• Using sticky tape.

• Using a vacuum.

• All of the above.

Did this hair fall out naturally, or was it forcibly removed?

• Fell out naturally
• Was forcibly removed