contestada

How do scientists know dark energy exists?

a
We can only detect it by observing the effect of gravity on visible objects.
b
Because the universe we can see is only 4% of what the universe is actually made of.
c
Because it behaves like the opposite of gravity.
d
The observation that all galaxies seem to be moving apart from each other at a faster rate than in the past.

Respuesta :

RahilRifah

Answer:

Scientists believe that dark matter may account for the unexplained motions of stars within galaxies. Computers play an important role in the search for dark matter information.

Explanation:

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acoune1962

Answer:

I can't give you the answer but: The rate of expansion and its acceleration can be measured by observing the expansion of the galaxy with the Hubble Telescope. These measurements, along with other scientific data, have confirmed the existence of dark energy which provides an estimate of how much of this mysterious substance exists.

Explanation:

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