Two elements that make up the empty space in the universe

Subject : Physics

Question: Which correctly lists the two elements that make up the empty space in the universe?

A) ice and debris

B) debris and dark matter

C) dark matter and dark energy

D) dark energy and dust

Expert Verified Solution:

The correct answer is

C) dark matter and dark energy

In the universe, the “empty space” or the vast expanses between celestial objects are not truly empty. They are dominated by dark matter and dark energy. Dark matter is an invisible substance that does not emit light or energy but exerts gravitational effects on visible matter. Dark energy is a mysterious force that is driving the accelerated expansion of the universe. Together, these elements play crucial roles in the structure and dynamics of the cosmos.