The gravitational red shift is caused by
A) Rayleigh scattering in the atmosphere.
B) rotating black holes.
C) time dilation.
D) gravitational lensing.

Question

Quizplus · Accepted Answer

Gravitational redshift occurs because of time dilation, which is a consequence of the general theory of relativity. It describes how time passes slower in a stronger gravitational field, leading to the redshift of light escaping such a field.

The Gravitational Red Shift Is Caused by