How Much of a Fissionable Material Is Required to Have

question 34

Multiple Choice

How much of a fissionable material is required to have a self-sustaining reaction?

• A)A mass of the fissionable element that is three times its atomic weight is required.
• B)A mass of the fissionable element that is greater than the mass of the control rods.
• C)A supercritical mass of fissionable material is required and causes branching.
• D)A critical mass of fissionable material is required and varies depending on the identity of the fissionable material.

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Definitions:

Extraversion

A personality trait characterized by energy, positive emotions, and the tendency to seek stimulation in the company of others.

Fraternal Twins

Siblings born at the same time who have developed from two separate eggs fertilized by different sperm, making them genetically distinct.

Identical Twins

Genetically identical siblings, conceived from a single fertilized egg that splits into two.

Extraversion

A personality trait typified by outgoingness, high energy, and positive emotions.