it can hurt them because what if they were to fall they would get hurt and it would hurt more if they were on the top of a pyramid.
how does friction help car tyres?
because you are using friction or fire
No; friction decreases gas mileage.
by energy
I never heard of friction reducing friction. You can reduce friction by using lubricants, as well as using wheels (as in ball bearings).
because of the friction created between the t-shirt and the nipples....
No, it will not hurt you. It will help to straighten your vertebrae.
friction
ugly
Friction is able to help you run because you have the ability to slow down, stop, or even go faster. Without friction you wouldn't be able to stop running.
Friction can hurt you by creating heat, abrasions, blisters, or burns when there is excessive contact between your skin and a rough surface or object. The friction can cause damage to your skin or even lead to injuries such as rug burns or blisters. It is important to be cautious and aware of the potential dangers of friction to prevent harm.