Which Two Parameters of Star Motion in the Milky Way

question 197

Multiple Choice

Which two parameters of star motion in the Milky Way are represented by its rotation curve?

• A) orbital speed as a function of star distance from the galactic center
• B) orbital period of the stars as a function of their distance from the galactic center
• C) orbital speed of the stars as a function of their individual masses
• D) star position above or below the galactic plane as a function of distance from the galactic center

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Definitions:

Promissory Estoppel

A legal principle preventing a party from withdrawing a promise made to another party if the latter has relied on that promise to their detriment.

Promisee

The person to whom a promise is made in a contractual agreement, and who stands to benefit from its fulfillment.

Promise

A promise or guarantee that an individual will take a specific action or ensure a certain event occurs.

Legally Sufficient

Describes evidence or information that meets the established legal standards to support a claim or decision in court.