Which is evidence for the existence of dark energy?(1 point)

Question

Responses

Galaxies that are rotating at a constant rate.
Galaxies that are rotating at a constant rate.

Black holes that are expanding at a constant rate.
Black holes that are expanding at a constant rate.

Supernovae that are moving away at an accelerating rate.
Supernovae that are moving away at an accelerating rate.

Pulsars that seem to be moving closer at an accelerating rate.
Pulsars that seem to be moving closer at an accelerating rate.

Answer 1

The correct response is:

Supernovae that are moving away at an accelerating rate.

This observation indicates that the expansion of the universe is accelerating, which is attributed to the presence of dark energy.