If a Main-Sequence Star Were Gaining Mass by Being in an Interacting

question 71

Multiple Choice

If a main-sequence star were gaining mass by being in an interacting binary system, what would happen to that star's luminosity and why?

• A) The luminosity would increase because the star would become a nova.
• B) The luminosity would increase because the star's central pressure would rise and the rate of nuclear reactions would increase.
• C) The luminosity would decrease because the outgoing energy has to pass through more layers in the star.
• D) The luminosity would decrease because high-mass stars are fainter.
• E) The luminosity would decrease because the star would quickly turn into a white dwarf.

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Definitions:

Gender Typing

The method through which a child recognizes their own gender identity and subsequently aligns their behavior, adopting the values and characteristics typical of the gender they associate with.

Secondary Sex Characteristics

Physical features that distinguish the sexes of a species, emerging at puberty but not directly involved in reproduction, such as facial hair in males or breasts in females.

Menarche

The first occurrence of menstruation in a female, marking the onset of fertility.

Androgyny

Androgyny is a state or condition in which an individual possesses both masculine and feminine characteristics, qualities, or traits.