The moderator in a nuclear reactor
A) slows down neutrons emitted during fission.
B) reduces the production of plutonium.
C) reduces the production of radiation.
D) prevents explosions.

Question

Quizplus · Accepted Answer

The moderator in a nuclear reactor slows down neutrons emitted during fission by colliding with them, which increases the likelihood that they will be absorbed by the fuel atoms and sustain the chain reaction. This is necessary for the reactor to operate efficiently and safely. The other three options are not directly related to the function of the moderator.

The Moderator in a Nuclear Reactor