Light has to fall on objects for it to be visible. Give reasons for it.
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light is a form of energy that gives the sensation of vision it itself is invisible but. make other object visible
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This is due to the phenomenon of reflection.
When the light rays fall on an object then it reflects back.
That reflected light will fall on the eyes that will create an image of an object on which it fell upon.
Hence, light is essential to make sure that the image is formed.
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