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Question

How long does it take for light from the sun to reach earth?


  1. Instantaneous

  2. 8 minutes

  3. 24 hours

  4. 1 minute


Solution

The correct option is B

8 minutes


Light travels at a speed of 300,000 km/sec and the distance between earth and the sun is 150 million km. Thus it takes nearly 8 minutes for light from the sun to reach earth.

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