Today's Rocket Words: Your 5 words and meanings to learn

fission

splitting a large atomic nucleus into smaller pieces. This process releases energy.

nuclear reactor

a reactor that produces heat and electricity through nuclear fission

chain reaction

a reaction where the product of the reaction causes further reactions to take place

fusion

joining small atomic nuclei together to form a larger one. This process releases energy.

fuel rod

a long, slender tube containing pellets of fissionable material, which provide fuel for nuclear reactors

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