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प्रश्न
What is a light source?
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उत्तर
The objects that give off light are called light sources.
Example: Sun or sources like an electric lamp or a bulb
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संबंधित प्रश्न
Find the odd one.
stone, rubber band, cycle tube, electric wire
Say TRUE or FALSE
A shadow is formed on the same side of the object as the source of light.
Write the items given here in the correct column
(Stars, brick walls, plants, mirror, planets, electric light bulb,candle)
| Sources of Light | Objects that reflect light |
A clear window is opaque.
Which of the following is a natural source of light?
Which of the following is not a luminous object?
Objects which are able to emit light are known as ______.
Passing electricity through certain gases at very low pressure can produce ______.
Mention the properties of light.
When lighting bulbs in a dark room, light spreads the whole room quickly. Give reason.
