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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
18 thg 1, 2021 · On the other hand, if the water were completely still, with a smooth and horizontal surface, then the sun glitter ribbon would be gone, and you would just see a direct mirror image …
15 thg 2, 2011 · Do you want to know both how the Earth-sun distance is measured and how the speed of light is measured? Those are completely different things. As I asked before, separate …
31 thg 5, 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 …
What is the isotope composition of hydrogen atoms in the sun? Are the ratios of protium:deuterium:tritium similar to those we find on earth? What does the nuclear fusion of …
21 thg 5, 2021 · Other planets that are close to the sun like mercury, are very hot while others further away are cold so distance from the sun has to affect the planets temperature. So can …
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 frequencies.
15 thg 2, 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 …
16 thg 8, 2025 · Spring tides occur during syzygy of the Earth, Sun and Moon. During a new moon, when the sun and moon are both pulling harder on the near side of the earth than the …
The Sun's energy comes primarily from fusion of light elements in its core. It is estimated that a very small fraction of mass of the Sun (~$10^{-12}$ times the abundance of hydrogen) is …
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