Fission vs Fusion

U-235 is the primary fuel

• Fission

• Fusion

• Radioactive Decay

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NGSS.HS-PS1-8

__________________ is the process in which two or more smaller nuclei combine to create a larger, more stable nuclei and energy.

• Nuclear Decay

• Nuclear Fission

• Nuclear Fusion

• None of the above

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NGSS.HS-PS1-8

The product of nuclear fission includes

• neutrons and electrons

• several smaller nuclei, energy and neutrons

• several smaller nuclei, energy and electrons

• several smaller nuclei, energy and protons

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NGSS.HS-PS1-8

Nuclear fusion releases energy when:

• large ions fuse together

• small nuclei fuse together

• a large nucleus splits into two fragments

• small nucleus emits a neutron

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NGSS.HS-PS1-8

__________________ is the process in which one large nucleus is struck by a neutron causing it to split, which then creates two smaller nuclei and multiple free neutrons.

• Nuclear Decay

• Nuclear Fission

• Nuclear Fusion

• None of the above

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NGSS.HS-PS1-8

Both fission and fusion stop at this element...

• Lead (Pb)

• Gold (Au)

• Iron (Fe)

• Calcium (Ca)

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NGSS.HS-PS1-8

____ releases energy when atoms are split, while ______ releases energy when atoms are joined

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NGSS.HS-PS1-8

_____is the joining of atomic nuclei

• Fusion

• chain reaction

• Photosynthesis

• Fission

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NGSS.HS-PS1-8

involve nuclear reactions that release large amounts of energy that can be used to produce electricity

• Fission

• Fusion

• Chain

• A and B

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NGSS.HS-PS1-8

Which reaction releases more energy?

• Fission

• chain reaction

• Fusion

• Photosynthesis

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NGSS.HS-PS1-8