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Which would you expect to have the greatest amount of friction? a- a smooth surface on a smooth surface b-a smooth surface on a rough surface c-a rough surface and air d-a rough…

Which would you expect to have the greatest amount of friction? a- a smooth surface on a smooth surface b-a smooth surface on a rough surface c-a rough surface and air d-a rough…
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3 votes
Which would you expect to have the greatest amount of friction?

a- a smooth surface on a smooth surface
b-a smooth surface on a rough surface
c-a rough surface and air
d-a rough surface on a rough surface

asked
User Erfan Jazeb Nikoo
by
8.2k points

2 Answers

5 votes
D...........................................
answered
User Acadia
by
8.2k points
4 votes
D,  this adds the most friction to itself 
answered
User Chanrithisak Phok
by
7.6k points
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