Question

how does a ball bearing reduce friction​

Answer 1

Explanation:

Because when the balls are rolling they have a much lower coefficient of friction then if two flat surfaces were sliding against each other.

hope this helps you ☺

Answer 2

$\bf{\underline{\underline \green{AnswEr:-}}}$

• Ball bearing reduce friction because they roll rather than slide. Because the balls are rolling they have a much lower coefficient of friction than if two flat surfaces were sliding against each other