A Self-Amplifying Reaction and a Nuclear Explosion in a Nuclear

question 60

Multiple Choice

A self-amplifying reaction and a nuclear explosion in a nuclear power plant are prevented in large part by

• A)the regular addition of uranium-239 to the fuel.
• B)control rods that absorb extra neutrons.
• C)the production of plutonium-239.
• D)fuel rods that absorb tremendous amounts of heat.

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Definitions:

Light Colored

Referring to materials or objects that have low absorption of light, typically reflecting most wavelengths of light visible to human eyes.

Transparent

A material's ability to allow light to pass through it so that objects behind can be distinctly seen.

Hardness

A measure of how resistant a material is to deformation, scratching, or penetration.

Fractures

Breaks or cracks in rock or bone, often resulting from stress or impact.