The Purpose of the Moderator in a Reactor Is to

question 40

Multiple Choice

The purpose of the moderator in a reactor is to

• A) slow neutrons down so that they will be more likely to initiate fission reactions.
• B) provide cooling for the control rods.
• C) reduce the number of neutrons available for the chain reaction.
• D) separate the nuclear fuel from the spent products of fission.

---

Definitions:

Human Evolutionary History

The chronology and processes through which humans evolved from primate ancestors.

Oldowan Tool Tradition

The earliest known stone tool industry, characterized by simple tools like choppers used by hominins around 2.5 million years ago.

Cultural Explosion

A rapid expansion or flourishing of culture, particularly marked by significant developments in art, technology, and ideas.

Upper Paleolithic

The last phase of the Paleolithic age, featuring the most advanced stone tool technology and early art forms.