|
Title: Earth is about 150 million km from the Sun, and the apparent brightness of the S Post by: ppk on Apr 20, 2012 Earth is about 150 million km from the Sun, and the apparent brightness of the Sun in our sky is about 1,300 watts per square meter. Determine the apparent brightness we would measure for the Sun if we were located five times Earth's distance from the Sun.
Title: Re: Earth is about 150 million km from the Sun, and the apparent brightness of the S Post by: duddy on May 6, 2012 Content hidden
|