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Matter in Our Surroundings — Science STD 9 — Question

CBSE BoardEnglish MediumSTD 9ScienceMatter in Our Surroundings1 Mark
MCQ
What happens when ink is dropped in water:
  • A
    It evenly spreads in all directions in water
  • B
    It spreads only in boundary of water
  • C
    It settles at the bottom of the container
  • D
    None of the above
✓

Answer

  1. It evenly spreads in all directions in water

Explanation:

When ink is dropped in water, it evenly spreads in the water due to the principle of diffusion.

This happens because water as well as the ink particles (molecules) are in continuous random motion.

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