If a star 100 light-years away explodes,time for the gravitational waves to reach Earth is 100 years as measured from
A)any uniformly moving reference frame.
B)any accelerating reference frame.
C)any reference frame,accelerated or not.
D)the reference frame of the waves.
E)Earth.

Question

Quizplus · Accepted Answer

Gravitational waves travel at the speed of light, so they will take 100 years to reach Earth from a star 100 light-years away, as measured from Earth's reference frame.

If a Star 100 Light-Years Away Explodes,time for the Gravitational