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   How does the Sun Shine?

   • The Sun shines by turning hydrogen into helium in its core. This process is called nuclear fusion. Fusion happens when lighter elements are forced together to become heavier elements. When this happens, a tremendous amount of energy is created.

   How does the Sun shine? | Cool Cosmos

   coolcosmos.ipac.caltech.edu/ask/2-How-does-the-Sun-shine-

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   Why do Stars Shine?

   • Given our sun is a star and stars are suns, explaining the source of the sun’s energy would help us understand why stars shine. An early explanation offered as to why the sun shines came from the Greek philosopher Anaxagoras. In around 450 BCE he taught that the sun shines because it is a “red-hot” stone.

   Explainer: how does our sun shine? - The Conversation

   theconversation.com/explainer-how-does-our-sun-shine-30917

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   Why is the sun so important?

   • All of the major features of the sun can be explained by the nuclear reactions that produce its energy, by the sun's magnetic fields resulting from the movements of the gas and by its immense gravity. (Because of its size, the sun has enough gravitational force to hold all of the planets in their orbits around the sun.)

   How the Sun Works - HowStuffWorks

   science.howstuffworks.com/sun.htm

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   How does a sunshine recorder work?

   • Slide 1 of 6, A Campbell Stokes sunshine recorder, Sunshine recorder This sunshine recorder focuses the sun's rays through the crystal ball and burns a hole onto the strip of card underneath. The number of burn marks and their length shows how much sunlight there has been during a day. With help from BBC Weather's Kawser Quamer, learn:

   What is sunshine and how do we measure it? - BBC Bitesize

   www.bbc.co.uk/bitesize/articles/zr8q8hv

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2. science.howstuffworks.com › sunHow the Sun Works - HowStuffWorks

   science.howstuffworks.com › sun

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   Aug 23, 2023 · How does the sun emit energy? Did the sun kick-start life on Earth (and the rest of our solar system)? Does the sun rotate? Why does the sun send out solar flares? Will the burn out? (And if so, when? And what will happen to Earth and its inhabitants when the sun dies?)

   • White Dwarf

     When our sun runs out of hydrogen fuel in roughly 5 billion...

   • Borealis

     The northern lights, also known as the aurora borealis, have...

   • Sunspots

     How Sunspots Work. NEXT PAGE. By: Patrick J. Kiger |...

   • When The Sun Dies

     This artist's impression shows a white dwarf star in the...

   • Solar Flares

     But it does produce a magnetic shockwave that extends...

   • UV Radiation

     Commercials for beauty products extol the virtues of creams...

   • Atmosphere

     If weather is what the atmosphere does, then climate refers...

   • Solar Wind

     Solar wind is a continuous stream of charged, subatomic...

3. en.wikipedia.org › wiki › SunlightSunlight - Wikipedia

   en.wikipedia.org › wiki › Sunlight

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   Sunlight is a portion of the electromagnetic radiation given off by the Sun, in particular infrared, visible, and ultraviolet light. On Earth, sunlight is scattered and filtered through Earth's atmosphere as daylight when the Sun is above the horizon.

4. earthsky.org › space › why-does-the-sun-shineWhy does the sun shine? Find out. | Space | EarthSky

   earthsky.org › space › why-does-the-sun-shine

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   Nov 13, 2012 · Through a series of collisions, the intense pressure at the sun’s core continually fuses four protons together to form helium. With every fusion, energy is released into the stellar interior.

5. www.britannica.com › science › sunlight-solar-radiationSunlight | Definition, Wavelengths, & Facts | Britannica

   www.britannica.com › science › sunlight-solar-radiation

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   3 days ago · Sunlight, solar radiation that is visible at Earth’s surface. The amount of sunlight is dependent on the extent of the daytime cloud cover. Some places on Earth receive more than 4,000 hours per year of sunlight, as in the Sahara; others receive less than 2,000, as in regions of frequent storminess.

   • Author: The Editors of Encyclopaedia Britannica

6. www.bbc.co.uk › bitesize › articlesWhat is sunshine and how do we measure it? - BBC Bitesize

   www.bbc.co.uk › bitesize › articles

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   What is sunshine and how do we measure it? - BBC Bitesize. What is the Sun? The Sun gives us heat and light. Have you ever wondered what the Sun is? In this article you can find out: What...

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7. coolcosmos.ipac.caltech.edu › ask › 2-How-does-theHow does the Sun shine? - Cool Cosmos

   coolcosmos.ipac.caltech.edu › ask › 2-How-does-the

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   The Sun shines by turning hydrogen into helium in its core. This process is called nuclear fusion. Fusion happens when lighter elements are forced together to become heavier elements. When this happens, a tremendous amount of energy is created.

8. theconversation.com › explainer-how-does-our-sunExplainer: how does our sun shine? - The Conversation

   theconversation.com › explainer-how-does-our-sun

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   Aug 28, 2014 · What makes our sun shine has been a mystery for most of human history. Given our sun is a star and stars are suns, explaining the source of the sun’s energy would help us understand why stars...