Multiple choice

What are some common natural materials?

  1. cotton, wood, plastic

  2. wood, cotton, wool

  3. wood, plastic, polymers

  4. none of the above
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Wood, cotton, and wool are all derived directly from plants or animals without human-made chemical synthesis. Plastic and polymers are synthetic materials.

Keep practicing — related questions