Light is a form of energy. It is a electromagnetic radiation and is responsible for sense of sight
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Light is a beam of travels in a straight line until 10th grade and then curves or bends when we cum in 11th....
The electromagnetic Radiation that posssess sensation to our eyes is called light. the visible range of light is 4000m/s to 8000m/s . it travels at a speed of 3 lac m/s.

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