explain how light travels?
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Light is a form of energy it travels in medium and in a straight line, the speed is determined by the wavelength and the frequency, see the picture below
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★Explain how light travels?
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➜Light travels as a wave. But unlike sound waves or water waves, it does not need any matter or material to carry its energy along. This means that light can travel through a vacuum—a completely airless space. (Sound, on the other hand, must travel through a solid, a liquid, or a gas.)
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