How is the distance to a star related to its parallax?
A) Distance is directly proportional to parallax.
B) Distance is inversely proportional to parallax.
C) Distance is directly proportional to parallax squared.
D) Distance is inversely proportional to parallax squared.
E) Distance and parallax are not related to each other at all.

Question

Quizplus · Accepted Answer

Parallax is the apparent shift in the position of a star due to the Earth's motion around the Sun. As the distance to a star increases, the angle of parallax decreases. Therefore, distance is inversely proportional to parallax.

How Is the Distance to a Star Related to Its