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प्रश्न
How does light make an object visible?
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उत्तर
An object becomes visible to us when the light after striking the object reaches our eyes. Light itself is not visible, but the light makes objects visible to us.
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संबंधित प्रश्न
Write true or false of the following statement.
The moon is self-luminous.
List two artificial sources of light.
What do we call a substance through which we cannot see light? Give an example of such a substance.
What do you understand by candle power?
The sun and ______ are the natural sources of light.
Write true or false
Opaque objects do not allow light to pass through them.
Answer the following.
Differentiate between luminous and non-Luminous objects.
Write whether of the following objects are luminous or non-luminous.
| Object | Luminous/Non-luminous |
| A book | |
| A burning candle | |
| A wax cloth | |
| A pencil | |
| A pen | |
| A light bulb | |
| A tyre | |
| A torch |
Mirrors change the direction of light that fall on them.
What happens to light when it gets dispersed? Give an example.
