IBM39515 IBM39515
  • 19-04-2015
  • Physics
Answered

how does sandpaper increase friction

Answer :

HistoryGuy HistoryGuy
  • 19-04-2015
Sand paper literally has little pieces of sand on it (at least most forms of sandpaper do), which creates great microscopic gaps between the paper and the tops of the little pieces of sand, which creates great resistance.
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Gene22
Gene22 Gene22
  • 20-04-2015
the sand on the sandpaper sticks to an object creating risistance and slightly slows it down
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