If a galaxy had no dark matter, how would the velocity (v) of a star that orbited far outside the visible extent of the galaxy depend on its distance (r) from the center of the galaxy? A) "$\nu$ $\infty$ r ^- ²" B) "$\nu$ $\infty$ r ^- ¹" C)"$\nu$ $\infty$" D) "$\nu$ $\infty$ r" E) "$\nu$ $\infty$ r²"

Question

Quizplus · Accepted Answer

The Answer of If a galaxy had no dark matter, how would the velocity (v) of a star that orbited far outside the visible extent of the galaxy depend on its distance (r) from the center of the galaxy? A) "$\nu$ $\infty$ r ^- ²" B) "$\nu$ $\infty$ r ^- ¹" C)"$\nu$ $\infty$" D) "$\nu$ $\infty$ r" E) "$\nu$ $\infty$ r²"

If a Galaxy Had No Dark Matter, How Would the Velocity