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What is the splitting of an atomic nucleus into smaller parts called?
ANuclear fusion
BNuclear cooling
CNuclear fission
DNuclear bonding
Answer & Solution
Correct answer: C. Nuclear fission
1. The nucleus at the centre of an atom is held together by very strong forces.
2. Breaking a nucleus apart releases a large amount of energy, and this is fission.
3. Joining two nuclei into one is the opposite process, called fusion.
4. Uranium is one of the substances used as a fuel for fission.
_Source: Siyavula Natural Sciences Grade 7 (CC BY 4.0), Nuclear fuels_
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