What is "dark energy"?
A) energy associated with the matter that has fallen into a black hole
B) matter-energy needed to bridge the gap between the energy seen or inferred and the energy needed to make the universe flat
C) energy associated with dark matter
D) an unusual form of energy that creates a universewide repulsive force

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The Answer of What is "dark energy"?
A) energy associated with the matter that has fallen into a black hole
B) matter-energy needed to bridge the gap between the energy seen or inferred and the energy needed to make the universe flat
C) energy associated with dark matter
D) an unusual form of energy that creates a universewide repulsive force

What Is "Dark Energy