Binary (Double) Stars Can Be Detected by

question 11

Multiple Choice

Binary (double) stars can be detected by

• A) being seen as two separate stars with a telescope.
• B) one star traveling a wiggly proper-motion path across the sky.
• C) one star dimming abruptly as another passes in front of it.
• D) pairs of absorption lines seen in the spectrum of what appears to be one star.
• E) all of the above.

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Definitions:

A-B-C Analysis

The process of keeping a log of the antecedents, behavior, and consequences for a particular student in order to pinpoint a problem and the circumstances that elicit and maintain it.

Reinforcement

The process of encouraging or establishing a pattern of behavior by offering rewards or positive outcomes.

Punishment

A concept in behavioral psychology where an unpleasant consequence follows a behavior, with the aim of decreasing or stopping that behavior.

Subjective Terms

Concepts or descriptors that are influenced by personal feelings, opinions, or experiences, lacking objective or universally accepted standards.