Question

what is dark energy ?​

Answer 1

Answer:

eh, I have a look at the moment, but I think I have a

Answer 2

Explanation:

Dark energy is the name given to the mysterious force that's causing the rate of expansion of our universe to accelerate over time, rather than to slow down. That's contrary to what one might expect from a universe that began in a Big Bang. ... The universe is seen as expanding faster today than billions of years ago.