Eighty-Eight Prominent Groups of Stars in the Sky Are Called

question 97

Multiple Choice

Eighty-eight prominent groups of stars in the sky are called the _______________.

• A) constellations
• B) local groups
• C) clusters
• D) galaxies

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Definitions:

Fake Treatment

A placebo or sham treatment, with no therapeutic effect, used as a control in testing new drugs or treatments.

Control Group

In experimental research, a group of subjects that does not receive the treatment being tested, used as a benchmark to measure the effect of the treatment on another group.

Operational Definition

A clear, precise description of a variable in terms of the procedures or operations used to measure or identify it.

Anxiety

Anxiety is a mental health disorder characterized by feelings of worry, anxiety, or fear that are strong enough to interfere with one's daily activities.