Frictional Force
it slows it down because frition is causing pressure for it stop going
It acts as a rolling friction or rolling resistance when it starts to roll on a flat surface , it resists the direction of rotation of the object in both clock wise and anti clock wise direction.
it can help us lead to the future to start flying and stuff
a ball rolling across the floor ( a flat surface) you rolling down a hill rocks rolling down hill etc. hope this helped ronkkiki
frition
Frictional Force
frition force act on it
Yes, its suppose to be ft and smooth, not any friction.
Friction helps you not to slide. No matter how it may be caused.
There are four types of friction; sliding rolling, fluid and static, so depending on what you are doing friction is going to help you some how.
Yes. Either by smoothing a surface to reduce asperities, or by lubricating a surface.
Skis work by melting the snow under them so they go faster.
1962
Because rolling things along takes less force than dragging or carrying them. Good whenever you want to move stuff.
The flat of gently rolling land in the central US is called the Great Plains.
it slows it down because frition is causing pressure for it stop going