Question
Which is evidence for the existence of dark energy? (1 point)
Supernovae that are moving away at an accelerating rate.
Black holes that are expanding at a constant rate.
Pulsars that seem to be moving closer at an accelerating rate
Galaxies that are rotating at a constant rate
Supernovae that are moving away at an accelerating rate.
Black holes that are expanding at a constant rate.
Pulsars that seem to be moving closer at an accelerating rate
Galaxies that are rotating at a constant rate
Answers
Answered by
GPT-4o mini
The evidence for the existence of dark energy is found in **supernovae that are moving away at an accelerating rate**. Observations of distant supernovae have shown that the universe's expansion is not just continuing, but is actually accelerating, which suggests the presence of dark energy driving this acceleration.