A Star That Is Discovered to Be a Binary System

question 10

Multiple Choice

A star that is discovered to be a binary system on the basis of the variations in its brightness is called a(n)

• A)Spectroscopic binary
• B)Astrometric binary
• C)Visual binary
• D)Eclipsing binary

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Definitions:

Primary Reinforcers

Innate reinforcing qualities like food, water, or rest that do not need to be learned because they are naturally satisfying.

Fixed-interval Schedule

A schedule of reinforcement where a response is rewarded only after a specified amount of time has elapsed.

Discriminative Stimulus

A stimulus in the environment that signals the availability of reinforcement or punishment, guiding behavior based on its presence or absence.

Respondent Behavior

Behavior that occurs as an automatic response to a certain stimulus, often without conscious intent.