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Overcomes space and time. Alike based internet. And the effects of city lights on nature. But lets start at the beginning with how we see light. When light enters our eye it hits the retina. And is received by photo receptor cells the socalled rot cells respond to light and dark the cones are responsible for color vision but we only see the light that actually and his our eyes if he were in zambia wanted to know more. Light travel. During a thunderstorm or a soup. Lightning straight away but we hear the thunder with a delay. Thats because sound waves move slowly or as light travels super fast at 300000 kilometers per 2nd. It maintains that speed in space where theres a vacuum and it moves only slightly slower through the earths atmosphere but other media slow it down for example water in which it travels at a mere 225000 kilometers a 2nd. Light travels like ripples spreading on the surface of a liquid in all directions simultaneously. And in Straight Lines which is why we talk of light
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