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Physics

Differentiate between luminous and non-luminous bodies. Give two examples of each.

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Answer

 Luminous bodiesNon-luminous bodies
(i)They shine and glow by their own light.They do not emit light by their own.
(ii)A luminous body becomes visible when light emitted from it reaches our eyes.A non-luminous body becomes visible when light from a luminous body falls on it and after striking it, light reaches our eyes.
(iii)Example : sun, torch.Example : moon, earth.

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