Two Stars in Our Sky Have the Same Apparent Brightness

question 147

Multiple Choice

Two stars in our sky have the same apparent brightness.If neither of them is hidden behind gas or dust clouds,then we know that they:

• A) must be at the same distance from us.
• B) may be at different distances, in which case the nearer one must have the greater luminosity.
• C) may be at different distances, in which case the farther one must have the greater luminosity.
• D) must have the same temperature.

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Definitions:

Health Risk

The probability of experiencing harm or adverse effects on health as a result of exposure to a hazard.

Internal Locus

The belief that one has control over their life and outcomes, as opposed to external forces having that control.

Luck

The experience of notably positive, negative, or improbable events that are not attributable to one's own actions and are considered to be influenced by chance.

Fate

The development of events beyond a person's control, regarded as predetermined by a supernatural power.