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How does nuclear fusion generate energy quizlet?

Nuclear Fusion reactions power the Sun and other stars. In a fusion reaction, two light nuclei merge to form a single heavier nucleus. The process releases energy because the total mass of the resulting single nucleus is less than the mass of the two original nuclei. The leftover mass becomes energy.

How does nuclear fusion energy work?

In nuclear fusion, you get energy when two atoms join together to form one. In a fusion reactor, hydrogen atoms come together to form helium atoms, neutrons and vast amounts of energy. It's the same type of reaction that powers hydrogen bombs and the sun.Jan 21, 2021

Where does the energy come from in fusion?

Fusion power is the power generated by nuclear fusion processes. In fusion reactions, two light atomic nuclei fuse together to form a heavier nucleus. In doing so, they release a comparatively large amount of energy that arises from the binding energy, creating an increase in temperature of the reactants.

Does nuclear fusion produce electricity?

fusion reactor, also called fusion power plant or thermonuclear reactor, a device to produce electrical power from the energy released in a nuclear fusion reaction. The use of nuclear fusion reactions for electricity generation remains theoretical.

What is the fusion process?

A fusion reaction is the process whereby two light nuclei join to form a heavier nucleus. ... Therefore, fusion is a very efficient way of generating energy, much more so than any chemical reaction, like burning wood or oil: one fusion reaction produces about 10 million times the energy of one chemical reaction.

image-How does nuclear fusion generate energy quizlet?
image-How does nuclear fusion generate energy quizlet?
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Why do nuclear fusion reactions release energy quizlet?

Nuclear fusion reactions occur in the Sun and supply the energy needed to sustain life on Earth. When two nuclei join together, the mass of the product nucleus is less than the sum of the masses of the original nuclei. The loss of mass is converted into energy and released.

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Why does fusion produce more energy than fission?

Fusion occurs when two atoms slam together to form a heavier atom, like when two hydrogen atoms fuse to form one helium atom. This is the same process that powers the sun and creates huge amounts of energy—several times greater than fission.Apr 1, 2021

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In what form is the energy of nuclear fusion released?

The fusion of lighter elements in stars releases energy and the mass that always accompanies it. For example, in the fusion of two hydrogen nuclei to form helium, 0.645% of the mass is carried away in the form of kinetic energy of an alpha particle or other forms of energy, such as electromagnetic radiation.

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How does fusion and fission produce energy?

Fission is the splitting of heavy nuclei (such as uranium) – in two smaller nuclei. ... Fusion on the other hand, is the process of sticking together light nuclei (typically hydrogen -like nuclei). The larger nuclei again needs less energy to hold it together – so energy is released.

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How energy is released in nuclear fission?

The energy of nuclear fission is released as kinetic energy of the fission products and fragments, and as electromagnetic radiation in the form of gamma rays; in a nuclear reactor, the energy is converted to heat as the particles and gamma rays collide with the atoms that make up the reactor and its working fluid, ...

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Is fusion safer than fission?

Fusion: inherently safe but challenging

Unlike nuclear fission, the nuclear fusion reaction in a tokamak is an inherently safe reaction. ... This is why fusion is still in the research and development phase – and fission is already making electricity.

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Is nuclear fusion the answer to clean energy?

Nuclear is a zero-emission clean energy source. It generates power through fission, which is the process of splitting uranium atoms to produce energy. The heat released by fission is used to create steam that spins a turbine to generate electricity without the harmful byproducts emitted by fossil fuels.Mar 31, 2021

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Is energy absorbed or released during nuclear fusion?

Nuclear fusion is the joining of two nuclei to form a heavier nuclei. The reaction is followed either by a release or absorption of energy. Fusion of nuclei with lower mass than iron releases energy while fusion of nuclei heavier than iron generally absorbs energy.Sep 22, 2020

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What provides energy to a nuclear fusion?

  • Nuclear fusion is a type of nuclear reaction where two light nuclei collide together to form a single, heavier nucleus. Fusion results in a release of energy because the mass of the new nucleus is less than the sum of the original masses. Based on the principle of mass-energy equivalence, this mass difference means that some mass that was "lost" has been converted into energy.

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How can we create power from nuclear fusion?

  • Fusion as a power source Energy Capture. Emitted energy from the commonly proposed fusion reactions is primarily in the form of high-energy neutrons and various charged particles. Thermal Conversion. Using fusion as an energy source, we can produce heat. ... Direct Conversion. ... Net Energy. ... Steady-state power. ... Safety Concerns. ...

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What energy is produced by nuclear fusion?

  • Fusion powers stars and produces virtually all elements in a process called nucleosynthesis . The Sun is a main-sequence star, and, as such, generates its energy by nuclear fusion of hydrogen nuclei into helium.

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Why is nuclear fusion so good?

  • List of Pros of Nuclear Fusion It is relatively cost-competitive. Actually, the initial costs of constructing nuclear power plants are high. ... It produces high energy density. According to estimates, the amount of energy released in nuclear fusion is 10 million times greater than that in burning fossil fuels. ... It causes less pollution. ... It can be sustainable.

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