The MOST straightforward way to determine the distance to a nearby star involves the measurement of the
A) star's spectrum.
B) ratio of the star's apparent and absolute magnitudes.
C) Zeeman effect of spectral lines in the star's spectrum.
D) star's parallax.

Question

Quizplus · Accepted Answer

The most straightforward method to determine the distance to a nearby star is by measuring its parallax, which involves observing the apparent shift in the star's position relative to distant background stars as Earth orbits the Sun.

The MOST Straightforward Way to Determine the Distance to a Nearby