Distances to a Nearby Galaxy Can Be Determined MOST Accurately

question 79

Multiple Choice

Distances to a nearby galaxy can be determined MOST accurately by

• A) measuring the periods of pulsating stars.
• B) measuring the chemical compositions of the brightest stars.
• C) measuring the shifts of spectral lines from the Milky Way Galaxy.
• D) measuring the total amount of energy received from the Milky Way Galaxy.

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Definitions:

Reciprocity Principle

A social norm suggesting that people tend to respond to actions with similar actions, promoting mutual exchange and cooperation.

Compliance Principle

A psychological concept where individuals change their behavior due to explicit or implicit pressure from others, often to align with societal or group norms.

Donation

The act of giving something, often money or goods, to help a person, group, or organization.

Resisting Authority

The act of opposing or defying the instructions or control exerted by those in positions of power or command.