The action of blotting paper on ink is due to

Physics JAMB 2017

The action of blotting paper on ink is due to

  • diffusion
  • osmosis
  • capillarity checkmark
  • surface tension

The correct answer is: C

Explanation

Capillarity is the tendency of a liquid to rise or fall in a narrow tube and it explains why a blotting paper absorbs ink

There is an explanation video available .

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