Which statement below supports the fact that our universe is EXPANDING a Most all galaxies are experiencing a REDSHIFT. b Most all galaxies are experiencing a BLUESHIFT c All galaxies are spinning in place, otherwise stationary d The universe is getting hotter.

Answer 1

The statement that supports the fact that our universe is expanding is:

a Most all galaxies are experiencing a REDSHIFT.

Redshift indicates that galaxies are moving away from us, which is evidence for the expansion of the universe. This shift towards longer wavelengths occurs because the space between galaxies is expanding.