Astronomers Can Measure the Speed of the Stars in a Binary

question 37

Multiple Choice

Astronomers can measure the speed of the stars in a binary system by measuring the ________ of the stars.

• A) temperatures
• B) luminosities
• C) distances
• D) sizes
• E) spectra

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Definitions:

Group Conformity

The act of matching attitudes, beliefs, and behaviors to group norms, often as a means of fitting in or being accepted by the group.

Third-Person Effect

Most people think that they are less influenced than others by advertisements.

Advertisements

Messages designed to promote or sell a product, service, or idea to consumers through various media channels.

Source

The point of origin of a persuasive communication.