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Dark and dark energy

Dark and dark energy. d. What is it?. Dark energy a mysterious, force that is pulling galaxies apart. It makes up about 70 percent of the universe.

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Dark and dark energy

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  1. Dark and dark energy d

  2. What is it? Dark energy a mysterious, force that is pulling galaxies apart. • It makes up about 70 percent of the universe. • The diagram shows the changes in the speed the universe has been growing at since the start of the universe 15 billion years aThe diagram at right shows the changes in the rate of expansion since the universe's birth 15 billion years ago.

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