A Typical White Dwarf Has a Surface Temperature About Four

question 260

Multiple Choice

A typical white dwarf has a surface temperature about four times that of the Sun and a radius about 1% that of the Sun.What can you determine about the luminosity of a typical white dwarf from this information?

• A) The white dwarf will be less luminous than the Sun.
• B) The white dwarf and the Sun will have about the same luminosity.
• C) The white dwarf will be more luminous than the Sun.
• D) Nothing can be concluded about the relative luminosities from this information.

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Definitions:

Brightness Contrast

The appearance of a differently illuminated areas in the field of vision, resulting in the perception of varying levels of light intensity.

Lateral Inhibition

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Physiological Process

a biological function or activity in living organisms that is necessary for maintaining life, such as breathing, digestion, or nerve function.

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A visual impairment where one is unable to distinguish certain shades of color due to deficiency in the eyes' color-detecting molecules.