You Observe the Spectrum of Two Stars

question 23

Multiple Choice

You observe the spectrum of two stars. A section of these spectra are shown below. The spectra are different because star A is:

• A) cooler than star B
• B) farther away from us than star B
• C) moving toward us faster than star B
• D) made of different elements than star B
• E) larger than star B

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Definitions:

Instinctual Demands

Innate impulses or drives that motivate behavior without the need for conscious thought or social learning.

Mental Image

An experience that resembles visual perception in the absence of external stimuli, involving the imagination or memory of visual representations.

Sexual Instinct

A primal drive or impulse related to sexual desires and activities.

Erotic Sexuality

Aspects of sexuality that involve sexual desire, fantasies, and behaviors that seek pleasure and intimacy.