What distance method is used to calibrate galaxy distances?
A)parallax
B)radar measurements
C)variable stars
D)the moving cluster method

Question

Quizplus · Accepted Answer

The distance to galaxies is typically measured using Cepheid variables or other types of variable stars as standard candles. The period-luminosity relationship for these stars allows astronomers to determine their distance based on their observed brightness. The other options listed are not appropriate distance measurement methods for galaxies.

What Distance Method Is Used to Calibrate Galaxy Distances