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Tamil Nadu Board of Secondary EducationSSLC (English Medium) Class 7

Write about two everyday situations that tell you that light travels in a straight line. - Science

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Question

Write about two everyday situations that tell you that light travels in a straight line.

Short Note

Solution

  1. Formation of shadow: Shadows are formed when some light rays continue its travel in straight lines while other rays are stopped by an object.
  2. When there is a small hole in a room, light travels only in a straight line.
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Chapter 1: Light - Evaluation [Page 22]

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Samacheer Kalvi Science - Term 3 [English] Class 7 TN Board
Chapter 1 Light
Evaluation | Q VI. 3. | Page 22
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