Author Question: The proper interpretation of a what a galaxy's redshift measures is ____. a. its motion in space ... (Read 98 times)

melina_rosy · **on:** Jul 27, 2018

The proper interpretation of a what a galaxy's redshift measures is ____.

a. its motion in space toward the observer
b. its motion in space away from the big bang
c. the stretching of space between the galaxy and the observer
d. the contraction of space between the galaxy and the observer
e. the stretching of space between the galaxy and the big bang

Question 2

The Babcock model of the solar magnetic cycle explains the sunspot cycle as primarily a consequence of the Sun's ____.

a. differential rotation
b. helioseimologic activity
c. coronal mass ejections
d. convection currents
e. meridional flow