When friction is concerned, it represents the surface ar resistance when moving the body follow me that surface. The an ext smooth the surface is, the smaller the friction, the much less the surface resistance come the movement of the body.

You are watching: Which of the following is an example of increasing friction intentionally?

A. Wax skis is applied when you want to fill in scratches and cracks in ski boots and also thus minimize friction so the riding on the skis is faster.

B. Adding grease to gears top top a bicycle and in basic gears in mechanically engineering, contributes to reducing friction, much better operation without the lag of individual gears.

C. Throwing sand ~ above an ice cream driveway rises friction due to the fact that the sand grains have actually a high friction coefficient, thus reducing the possibility of falling and also injuring people, or slipping of car wheels in place.

D. Oiling a squeaky doors reduces friction, which is resulted in by the corrosion the the door elements, and also thus opening and also closing the door is easier and also without creaking.

The prize is: C.



Answer from: dstyle
C i think that it call me if its wrong

Answer from: rfultz27
He skis room gripping the eye for someone to go skiing under a hill , the answer is A) waxing skis
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Which of the adhering to is an instance of raising friction intentionally? a. Wax ski...

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