Friction can be helpful and not helpful
it is not helpful when you are running because it slows you down
hope that'll help!!!!
;)
friction is not helpful in instances where ball bearings or petroleum lubricants are usually featured
Friction is helpful between car tyres and roads for grip. It is also sometimes used for heating as friction generates heat.
By using kinetic friction
Helpful Friction.
when you use matches
Decreased friction is very helpful in working machinery, because friction causes wear and tear.Mainly its very helpful in moving parts. Decreased friction is also helpful in electric cables and wires, as reduced friction reduces energy loss via heat.
Friction is necessary for wheels to rotate and nails to keep in walls.
Without friction, we couldn't walk or grip onto anything.
sure is that is what keeps it on the road
On a car, friction is useful on the tyres and brakes. It is not required for the parts that rotate.
Car BreaksBike Breaks
because it kills dinasaurs everywhere
no