An Astronomer Plots the Blackbody Curve for an Object at 8000

question 199

Multiple Choice

An astronomer plots the blackbody curve for an object at 8000 K and then raises the temperature of the object to 12,000 K and plots the blackbody curve again. These curves

• A) intersect at a point that depends on the mass of the object.
• B) intersect at a point that depends on the atomic structure of the object.
• C) intersect at several points. The number of crossings can be used to find the chemical composition of the object.
• D) will not intersect.

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Definitions:

Labor Supply Curve

A graphical representation showing the relationship between the quantity of labor willing to work and the wage rate.

Indifference Curves

A graphical representation used in economics to show different combinations of two goods that give a consumer equal satisfaction and utility.

Utility Maximizes

The behavior of consumers to obtain the greatest satisfaction from their choices, given their resources.

Substitution Effect

The change in demand for a good or service caused by a change in its price, making consumers choose alternatives.