2006-10-22 10:52:23 · 4 answers · asked by slayer_17 1 in Science & Mathematics ➔ Physics
Depends on the application. A knife actualy cuts from the friction it creates. Friction in bearings causes them to wear out fast.
2006-10-22 10:54:46 · answer #1 · answered by Anonymous · 0⤊ 0⤋
Without friction between your car's tires and the road, you can't accelerate, brake, or steer. Just try driving on smooth ice. Most of the energy used when driving straight at a constant speed is used to overcome friction between the vehicle and the air.
There are too many answers to scratch the surface here.
2006-10-22 19:35:01 · answer #2 · answered by STEVEN F 7 · 0⤊ 0⤋
advantages=it stops your car(breaks)
disadvantages= causes heat
2006-10-22 17:55:07 · answer #3 · answered by Trevor159 I 2 · 0⤊ 0⤋
Friction is what gives you a foot hold. without that foot hold, nothing can be pushed.
2006-10-22 17:58:12 · answer #4 · answered by goring 6 · 0⤊ 0⤋