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on January 11, 2021
Emission and Nature of Light
Light is a form of energy called solar energy. Its is a form of wave that comes from a source and is being propagated through space and does not require a medium for its propagation.
Light travels best and faster in a vacuum unlike sound waves.
We can define light as follow;
Light is a visible form of energy which is radiated outward from a source.
Sources of Light.
Light from Sun comes to the earth by radiation. Light from Moon is as a result of reflection of the light ray from Sun that strike the surface of the Moon, therefore Moon is not a luminous object. Other source of light are stars, Electric bulbs,
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emission of light
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