Multiple choice general knowledge

The hair of an adult man or woman can stretch 25 percent of its length without breaking.

  1. True

  2. False

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Human hair has significant elasticity and can stretch up to 20-25% of its original length when dry, and up to 30% when wet, without breaking. This is due to the keratin protein structure and disulfide bonds that give hair its flexible yet strong properties.