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Nuclear fusion of hydrogen into helium in the core of the Sun provides the energy that allows the Sun to shine, and to hold itself up against the crushing force of its internal gravity. Basically its like a giant ongoing nuclear reaction.

Nuclear fusion is the term to describe lighter nuclei joining (or fusing) together to form heavier nuclei. As the heavier nuclei form, energy is released in the form of heat, light and gamma radiation.

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11y ago
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8y ago

The sun. All energy input to this planet comes from the sun. Heat also comes up out of the ground due to the molten rock several miles down, but this is not an input of energy to the planet.

A: The sun, because with out it there would be no water cycle, plants, life, or wind.

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11y ago

The energy of the Sun is produced by thermonuclear fusion.

The energy is produced in the hot dense core of the Sun by the joining together of 4 atoms of Hydrogen to make one atom of Helium.

[The core of the sun, like most stars, is a huge ball of protons which can also be called hydrogen nuclei. Under the conditions of high pressure and high temperature produced by gravitational force, some of the protons get changed into neutrons, and the p+ and no particles get squeezed into pairs, then triplets and finally quartets of 2 p+ and 2 no particles called an alpha group, which can also be called a helium nucleus]

The point is that this helium nucleus is lighter (contains less mass) than the 4 original hydrogen atoms. This lost mass is turned into energy as Einstein described (E-MC2, where E is the energy produced, M is the mass lost and C is the velocity of light (299,792,458 meters per second) squared). In total the Sun loses 4 million tons of mass a second due to this process and therefore produces a lot of energy!.

The energy in the core is produced as light energy and the core is so dense that it takes 1 million years for a photon of light produced by the Sun's core to work its way up through the Sun to the outer layers which 'boil'. When the energy reaches the surface of the Sun, it again leaves the Sun in the form of radiated (light) energy and it is this radiated energy that you feel hitting you when you are out in the Sun. The light from the Sun drives the Earths weather, warms our seas and is used by plants to make sugars which feeds the planet's animals. We live on Sunlight!.

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13y ago

The suns energy is produced by fusing hydrogen into helium in its core

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11y ago

Nuclear fusion of Hydrogen into Helium and other heavier elements.

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13y ago

By nuclear fusion. In the Sun, hydrogen atoms are fused into helium atoms.

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11y ago

Nuclear fusion in the sun's core, where Hydrogen-1

is converted to Helium-4 plus energy.

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15y ago

Think about it. Solar panels? Yeah, it does produce a lot of energy, but not the most. Electricity produces the most energy.

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13y ago

It covers such a large surface yet people do not utilize this potention and actually most of the worlds electrcity is supplied by other means.

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11y ago

The fusion of Hydrogen into Helium in the core of the Sun is the source of the energy.

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Q: Why does most of your energy come from the sun?
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