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Which fact is true during a fission chain reaction?

Sagot :

The true facts about a fission chain reaction is that it involves the breakdown of a large nucleus into daughter nuclei when bombarded by a small particle such as a neutron. It is a self sustaining reaction.

Nuclear fission is said to have occurred when a neutron is used to bombard an unstable or fissile nucleus such that it breaks down into smaller daughter nuclei releasing tremendous energy in the process.

The reaction is self sustaining because more neutrons are produced as the fission reaction proceeds which ensures that the reaction continues.

Learn more: https://brainly.com/question/9844183

Answer: The number of freely moving neutrons increases over time

Explanation: