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Matter in Our Surroundings — Science STD 9 — Question

Gujarat BoardEnglish MediumSTD 9ScienceMatter in Our Surroundings2 Marks
Question
State two characteristics of matter demonstrated by:
Brownian motion.
✓

Answer

Brownian motion:
  1. The particles of matter are very, very small.
  2. The particles of matter are constantly moving.

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