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Light travels at a constant speed of 3.0 x 105km/s. The distance between the Sun and the Earth is about 1.5 x 108km. Use the di...Question
Light travels at a constant speed of 3.0 x 105km/s. The distance between the Sun and the Earth is about 1.5 x 108km. Use the distance = speed x time formula (d = v t) to calculate the time it takes light to travel from the Sun to the Earth. Show your work. Express your result in the appropriate number of significant figures