
How much lux does the Sun emit? - Physics Stack Exchange
I want to know how much lux the sun emits on a bright day - I don't mean when one stares directly at the sun, but rather when one walks casually outside when the sun is shinning brightly. Now the
What would happen if Jupiter collided with the Sun?
Apr 27, 2018 · This question is inspired by a similar one asked on Quora. Let's say a wizard magicked Jupiter into the Sun, with or without high velocity. What happens? The Quora …
How is distance between sun and earth calculated?
Apr 27, 2015 · How has the distance between sun and earth been calculated? Also what is the size of the sun?
What is the simplest way to prove that Earth orbits the Sun?
Apr 17, 2015 · Assume you're talking to someone ignorant of the basic facts of astronomy. How would you prove to them that Earth orbits the Sun? Similarly, how would you prove to them …
Black and white matters. But why and how? - Physics Stack Exchange
Jul 3, 2014 · The visible has about half of the energy coming from the sun on the surface, as seen in the link. So a metal door in the sun will transfer the heat of the visible spectrum to the …
What is actually meant by 'sun set' and 'sun rise' times, when …
Feb 15, 2017 · If this is the case, then when we read things like what time sun sets and rises on websites, books, calendars, other official times, et al… does that mean when we see for …
Equation of Earth's Orbit around Sun (ellipse)
These two distances help identify the location of the sun on the major axis of Earth's elliptical orbit. Assume that the major axis of Earth is on the x-axis. a. Find an equation of the Earth's …
Review: Lisa @ Sun Spa | AMP Reviews
Apr 24, 2025 · Title: Review: Lisa @ Sun Spa Date: Apr 24, 2025 Phone: 571-638-1888 City: Vienna State: VA Location: By Chans Chinese House Fee & Tip (if applicable) 80+160 …
How hot can metal get in sunlight? - Physics Stack Exchange
May 31, 2015 · I quite liked this one [archived] describing measurements on cars. It shows that things left in the sun can get significantly hotter than the surrounding air (although there are …
sun - Why is sunlight spectrum continuous? - Physics Stack …
Mar 27, 2022 · The sun's spectrum is very complex, and indeed there are a lot of "lines"—both light and dark (emission and absorption)—amidst a sea of what looks to be continuous …