Question:

What is the approximate value for the amount of time it takes a light ray to travel from tne sun to the earth?

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The average distance between the earth and the sun is 93 million miles . The velocity of a light ray moving through a vacuum (space) is 186,000 miles per second

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  1. The value given in the Observer's Handbook 2008 of the Royal Astronomical Society of Canada is

    499.0047864 seconds for 1 astronomical unit.

    (1 au = 149,597,871.5 km)

    (1 au = 92,955,807 US miles)

    c = 299,792.5 km/s = 186,282.4 mi/s


  2. 8 minutes.

    HTH

    Charles

  3. It takes 8 minutes for light to travel through space

  4. The distance between the earth and the sun is 93,000,000 miles.

    The time it takes light to travel this distance is 93,000,000

    miles/186,000 miles/sec or 500 seconds. Hence the time is 500sec/60 or

    8.333 minutes. What fraction of a year is 8.333 minutes, well that is

    8.333/(60x24x365) = or 0.00001585 light years.

  5. 8 minutes...  93 million miles at 186,000 miles per second.

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