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- What is the simplest way to prove that Earth orbits the Sun?
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 that the Moon orbits Earth?
- 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
- Black and white matters. But why and how? - Physics Stack Exchange
So a metal door in the sun will transfer the heat of the visible spectrum to the interior if painted black, will reflect it back and keep the interior cooler if painted white It is a good reason for painting roofs and walls white in hot countries A white car is also better in hot countries for this reason
- What would happen if Jupiter collided with the Sun?
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 question has two completely oppo
- How is distance between sun and earth calculated?
How has the distance between sun and earth been calculated? Also what is the size of the sun?
- astronomy - How big a coincidence is the Sun and Moon having almost . . .
It's consensus that the very similar apparent sizes of the Moon and the Sun as seen from Earth is a coincidence (as already answered in this site) This provides us with almost exact total solar
- Review: Rising Sun bodywork (Sakura)Massage SPA - Ava
Title: Review: Rising Sun bodywork (Sakura)Massage SPA - Ava Date: Jun 15, 2025 Phone: (267) 892-0696 City: Philadelphia State: Pennsylvania Location: 6325 Rising Sun Ave, Philadelphia, PA 19111 House Fee Tip (if applicable) 400 Nationality: Chinese Age Estimate: 22-29 Physical Description: Height: 5 feet at most Very petite, weighs almost
- How hot can metal get in sunlight? - Physics Stack Exchange
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 some issues with the method used, the conclusions are mostly valid), One final note - how hot things are is not the same as how hot they seem to be
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