everyday life - Why do sunbeams diverge even though the sun is …
Dec 26, 2014 · The same applies to the beams of light above them. The Sun is very far away and the beams are pretty much parallel, but they're pointing towards you, and perspective makes …
How much lux does the Sun emit? - Physics Stack Exchange
When you look 'at the world' (i.e. to the horizon) on a clear day, unlesss the sun is at a very low angle, the surface of your eye is not illuminated directly by the sun, only reflected sunlight from …
Why does sunlight have low entropy? - Physics Stack Exchange
Jan 8, 2024 · At the sun's surface, sunlight is similar to black body radiation at the sun's surface temperature. Thus, if you brought a surface next to the sun's surface, it would be able to heat …
astronomy - How big a coincidence is the Sun and Moon having …
May 3, 2020 · Note that every moon with diameter i will block the sun in 201-i different orbits. The smallest moon will block the sun in only one orbit, LEO. The probability of a moon 2000 miles …
How is distance between sun and earth calculated?
Feb 15, 2011 · Another way of calculating the earth - sun distance is to look at the centrifugal and the gravitational force. This solution assumes that one already knows the mass of the sun, but …
Review: Sun spa | AMP Reviews
Jul 3, 2020 · Title: Review: Sun spa Date: Jan 4, 2025 Phone: 609-892-2912 City: Atlantic city State: Nj House Fee & Tip (if applicable) .8 .10 Nationality: Thai Age Estimate: 35-40 Physical …
sun - Why is sunlight spectrum continuous? - Physics Stack …
The continuous spectrum of the visible photosphere of the Sun is attributable to the radiative equilibrium of the $\mathrm{H}^{-}$ ion. This has been recognised for at least 80 years ( Wildt …
Nuclear fission in the Sun - Physics Stack Exchange
Nov 10, 2023 · It is estimated that a very small fraction of mass of the Sun (~ $10^{-12}$ times the abundance of hydrogen) is uranium (both 235 and 238 isotopes). But given the huge mass of …
How can sunlight be white , but pictures of the sun be orange?
The Sun is white, but the reason why it is white is because your brain adjusts the white balance to make the totality of all the ambient light illuminating the objects you see, white. Now, the Sun …
What is the simplest way to prove that Earth orbits the Sun?
Apr 17, 2015 · If we assume the Sun orbits the Earth, the math says that the Sun should be much less massive than the Earth. If we assume the Earth orbits the Sun, the opposite is true. Either …