Eclipsing Binary Systems

question 19

Multiple Choice

Eclipsing binary systems

• A) orbit in the plane of the sky.
• B) exhibit large radial velocity shifts.
• C) contain equal mass stars.
• D) contain stars that pass in front of one another during their orbit.

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Definitions:

Biological Drives

Innate impulses that drive behavior and ensure survival, such as hunger, thirst, and the need for sleep.

External Rewards

Benefits or incentives provided by an external source, such as money, praise, or awards, that motivate behavior.

Biological Drives

Innate impulses that direct or motivate behavior, such as hunger, thirst, and the drive for sex.

Mastery Goals

Objectives focused on developing competence or mastering a skill rather than on comparing oneself to others.