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MIDDLE SCHOOL

Physical Science

Energy

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Energy: Nuclear Chemistry

Nuclear Fission

Description

Nuclear Fission

Nuclear fission is a type of reaction where the nucleus of an atom splits into two or more smaller parts. When this happens, a huge amount of energy is released. Fission usually happens in atoms with large, unstable nuclei—like uranium. These atoms break apart when hit by a neutron, and this splitting relea...

Transcript

Nuclear fission is a process where the nucleus of an atom splits into smaller parts, releasing a large amount of energy.

This splitting occurs when a neutron hits the nucleus of a radioactive atom, like uranium-235.

The uranium nucleus becomes unstable and breaks into two smaller atoms, such as barium and krypton, along w...

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