Question

write two examples each of substances with rough and smooth surfaces​

Answer 1

Answer:

1] Sandpaper and rough fibre (Rough) 2] Aluminium foil and silk (Smooth)

1] Sandpaper and rough fibre (Rough) 2] Aluminium foil and silk (Smooth)More

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Answer 2

Answer:

smooth surface- polished marble floors, water splitter on a floor.

rough surface- our blackboard, wood

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