What Is Opacity

question 53

Multiple Choice

What is opacity?

• A)the balance between the pressure and force of gravity inside a star
• B)the force that binds protons and neutrons together to form a nucleus
• C)the temperature and density at which a gas will undergo thermonuclear fusion
• D)a measure of the resistance to the flow of radiation (photons) through a gas

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Definitions:

Allocative Efficiency

Occurs when resources are distributed in a way that maximizes the net benefit to society.

Least Costly Way

Refers to a method or strategy that aims to achieve a particular goal or produce a specific outcome with the minimum possible expense or use of resources.

Inferior Good

A type of good for which demand decreases as the income of consumers increases, inversely related to income elasticity.