The time, light takes from the Sun to reach Earth is? (CSS 2011 General Science & Ability Paper)

8 minutes
25 minutes
45 minutes
60 minutes

The Earth follows an elliptical orbit around the Sun, ranging from 147 million to 152 million km. At its closest point, sunlight only takes 490 seconds to reach Earth. And then at the most distant point, it takes 507 seconds for sunlight to make the journey.

  • At a distance of approximately 150 million km, we orbit the Sun. At 300,000 kilometers/second, light is moving. Divide them and you’re going to get 500 seconds, or 8 minutes, 20 seconds.
  • Distance of earth from the sun is about 150 million km. This distance is also called as 1 AU (one Astronomical Unit). This distance can vary according to the position of earth’s orbit.

Also check: The speed of light in vacuum is about? (CSS 2011 General Science & Ability Paper)

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