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Is Matter Around Us Pure ? — Science STD 9 — Question

Gujarat BoardEnglish MediumSTD 9ScienceIs Matter Around Us Pure ?2 Marks
Question
Give some examples of Tyndall effect observed in your surroundings?
✓

Answer

Examples of Tyndall effec:
  1. When sunlight passes through the canopy of a dense forest.
  2. When a fine beam of light enters a dark room through a small hole.

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