Where does dark energy come from?
Question:
Where does dark energy come from?
Dark Energy Origin
Dark energy is the repulsive force that counteracts gravity that causes the universe to expand. The first observational evidence came from measurements of a supernova which also proved that the universe is not only expanding, but also accelerating. Before the observations, the only matter and energy to be known were ordinary matter, dark matter, and radiation.
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View this answerDark energy is inherent to the expansion of the universe and remains constant. Dark energy takes up about 68% of all energy in the present universe,...
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Chapter 28 / Lesson 13The universe is expanding, but instead of slowing down, like most physics examples would predict, it is accelerating. Learn how dark energy appears in different forms, and understand the implications of dark energy on the expansion of the universe.