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प्रश्न
Fill in the blank
Light consists of .............. colours.
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उत्तर
Light consists of seven colours.
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संबंधित प्रश्न
Write true or false of the following statement.
Light travels in a straight-line path.
What do we call a substance through which we cannot see light? Give an example of such a substance.
Can a transparent medium form an image? Explain your answer.
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
Write true or false
The earth has its own light.
Answer the following.
Differentiate between luminous and non-Luminous objects.
________ objects allow all the light to pass through them.
_______ is the natural source that stimulates sight and makes things visible.
A ray of light passes from one medium to another medium. Refraction takes place when angle of incidence is ______.
List any five properties of light.
