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Most people in the world depend on the sun to get vitamin D, [31] and elderly populations in low UVB countries experience higher rates of cancer. [32] There are not many foods that naturally have vitamin D. [33] Examples are cod liver oil and oily fish. If people cannot get sunlight, then they will need 1,000 IU of vitamin D per day to stay ...
Sun and Immortal Birds Gold Ornament by ancient Shu people. The center is a sun pattern with twelve points around which four birds fly in the same counterclockwise direction. Ancient Kingdom of Shu, coinciding with the Shang dynasty. Solar deities play a major role in many world religions and mythologies. [223]
The images, obtained in March 2023 by the ESA's Solar Orbiter, represent what the agency says are the highest-resolution views of the sun's surface, known as the photosphere, to date.
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Interesting Facts for Adults. 11. If you cut down a cactus in Arizona, it can result in a class 4 felony and up to 25 years in prison. ... A bolt of lightning is five times hotter than the sun, at ...
If the extraterrestrial solar radiation is 1,367 watts per square meter (the value when the Earth–Sun distance is 1 astronomical unit), then the direct sunlight at Earth's surface when the Sun is at the zenith is about 1,050 W/m 2, but the total amount (direct and indirect from the atmosphere) hitting the ground is around 1,120 W/m 2. [6]
Sun|trek website An educational resource for teachers and students about the Sun and its effect on the Earth; Tools to display the current sunspot number in a browser Propfire – displays current sunspot number in browser status bar; HamLinks Toolbar – displays solar flux, A Index and K Index data in a toolbar; The Sharpest View of the Sun
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