Light travels at a speed of m/s and it takes minutes and 20 seconds for sunlight to reach Earth.

300,000,000

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400,000,000

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Solution

The correct option is B 8
The speed of light in vacuum is 300,000,000 m/s or 300,000 km/s. At this speed, sunlight takes 8 minutes 20 seconds to reach Earth. The time taken for sunlight to reach other planets will vary according to the distance. Example: It takes only 6 minutes for sunlight to reach Venus.

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