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प्रश्न
Write about two everyday situations that tell you that light travels in a straight line.
टिप्पणी लिखिए
उत्तर
- Formation of shadow: Shadows are formed when some light rays continue its travel in straight lines while other rays are stopped by an object.
- When there is a small hole in a room, light travels only in a straight line.
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संबंधित प्रश्न
Write true or false of the following statement.
A shadow is formed because light travels in a straight-line path.
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The sun is a ............... source of light.
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A medium through which light cannot pass is called the ....................
Select the correct alternative.
The natural source of light is
How does light make an object visible?
What do you understand by candle power?
Tick the correct answer.
The natural source of light is
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Light consists of .............. colours.
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Opaque objects do not allow light to pass through them.
Mirrors change the direction of light that fall on them.
