Give any two examples each to show that friction is both a friend and a foe. Share with your friends Share 0 Pinky Chopra answered this Friction slows down the motion.It also wears out soles of the shoes... Friction helps to write.It also helps to drive the vehicles. 2 View Full Answer Pinky Chopra answered this it also stops a running ball comimg towards you 2 Pinky Chopra answered this HOPE THIS ANSWER WILL HELPFUL TO YOU 1 Mishwani answered this Merits •It helps us to write •it helps us to have a grip Demerits • It wears and tears a shoe sole •it reduces the speed 1