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प्रश्न
Answer the following.
What is light?
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उत्तर
Light is a form of Energy i.e. The external physical cause that affects our eye to produce the sensation of vision.
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संबंधित प्रश्न
Select the correct alternative.
The luminous body is
What do we call a substance through which light passes? Give an example of such a substance.
From among the following objects, list out the opaque, translucent, and transparent bodies in the space provided below:
A glass strip, an ordinary paper, greased paper, tracing paper, polythene sheet, wooden piece, steel plate, glycerine, kerosene oil, mustard oil, grounded glass, stone, book, water, and milk.
Opaque Transparent Translucent
Tick the correct answer.
Light is a font of
Answer the following.
Name some sources of light that are not hot.
________ objects allow all the light to pass through them.
Light travels only in a______ It is because of this property that______ are formed.
State whether true or false. If false, correct the statement.
If a ray of light passes obliquely from one medium to another, it does not suffer any deviation.
In going from a rarer to denser medium, the ray of light bends ______.
Using a pinhole camera a student observes the image of two of his friends, standing in sunlight, wearing yellow and red shirt respectively. What will be the colours of the shirts in the image?
